# Search results of SQL query from the Crystallography Open Database # Date and time performed: 2026-01-30T18:27:10+01:00 # Query: # SELECT data.* # FROM # data JOIN jaltnames # ON altname = journal # WHERE # (status is null or status != 'retracted') and # (journal_id IN (SELECT DISTINCT(journal_id) FROM jaltnames WHERE altname LIKE 'Tetrahedron Letters') AND duplicateof IS NULL AND (status is NULL OR status != 'errors') AND (method is NULL OR method != 'theoretical')) # ORDER BY file asc file,a,siga,b,sigb,c,sigc,alpha,sigalpha,beta,sigbeta,gamma,siggamma,vol,sigvol,celltemp,sigcelltemp,diffrtemp,sigdiffrtemp,cellpressure,sigcellpressure,diffrpressure,sigdiffrpressure,thermalhist,pressurehist,compoundsource,nel,sg,sgHall,sgNumber,commonname,chemname,mineral,formula,calcformula,cellformula,Z,Zprime,acce_code,authors,title,journal,year,volume,issue,firstpage,lastpage,doi,method,radiation,wavelength,radType,radSymbol,Rall,Robs,Rref,wRall,wRobs,wRref,RFsqd,RI,gofall,gofobs,gofgt,gofref,duplicateof,optimal,status,flags,svnrevision,date,time,onhold "1100275","12.799","0.005","5.977","0.005","13.083","0.006","90","","104.36","0.05","90","","969.57","","","","","","","","","","","","","3","P 1 21/n 1","-P 2yn","14","","","","- C10 H14 O4 -","- C10 H14 O4 -","- C40 H56 O16 -","4","1","","Tietze, Lutz-F.; Glüsenkamp, Karl-Heinz; Harms, Klaus; Remberg, Gert; Sheldrick, George M.","Diels-alder reactions of malondialdehyde derivatives with reversed electron demand; an easy approach to structurally unique carbohydrates and compounds of the thromboxane type","Tetrahedron Letters","1982","23","11","1147","1150","10.1016/S0040-4039(00)87045-8","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100280","7.578","0.001","7.829","0.001","10.151","0.001","77.18","0.01","87.42","0.01","83.75","0.01","583.6","","","","","","","","","","","","","4","P -1","-P 1","2","","","","- C13 H9 N O5 -","- C13 H9 N O5 -","- C26 H18 N2 O10 -","2","1","","Tietze, Lutz F.; Voß, Edgar; Harms, Klaus; Sheldrick, George M.","Hetero-diels-alder reaction of enaminecarbaldehydes an entry to branched aminosugars","Tetrahedron Letters","1985","26","43","5273","5276","10.1016/S0040-4039(00)95013-5","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100297","8.225","0.002","10.598","0.002","12.754","0.002","96.3","0.01","105.52","0.01","106.17","0.01","1008.23","","","","","","","","","","","","","4","P -1","-P 1","2","","","","- C24 H24 N2 O -","- C24 H24 N2 O -","- C48 H48 N4 O2 -","2","1","","Reetz, M. T.; Drewes, M. W.; Harms, K.; Reif, W.","Stereoselective cyanohydrin-forming reactions of chiral α-amino aldehydes","Tetrahedron Letters","1988","29","27","3295","3298","10.1016/0040-4039(88)85144-X","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100319","9.695","0.004","12.819","0.003","13.696","0.006","90","","90","","90","","1702.14","","","","","","","","","","","","","5","P 21 21 21","P 2ac 2ab","19","","","","- C12 H16 Cl4 O2 Sn -","- C12 H16 Cl4 O2 Sn -","- C48 H64 Cl16 O8 Sn4 -","4","1","","Reetz, M. T.; Harms, K.; Reif, W.","An X-ray structural analysis of a chiral α-alkoxy-ketone/SnCl~4~ chelate","Tetrahedron Letters","1988","29","46","5881","5884","10.1016/s0040-4039(00)82215-7","","","","","","","","","","","","","","","","","","","","","has coordinates","176932","2020-10-21","18:00:00","" "1100320","14.876","0.002","13.72","0.005","14.101","0.006","90","","99.43","0.03","90","","2839.1","","","","","","","","","","","","","5","P 1 21/c 1","-P 2ybc","14","","","","- C9 H10 Cl4 O2 Sn -","- C9 H10 Cl4 O2 Sn -","- C72 H80 Cl32 O16 Sn8 -","8","2","","Reetz, M. T.; Harms, K.; Reif, W.","An X-ray structural analysis of a chiral α-alkoxy-ketone/SnCl~4~ chelate","Tetrahedron Letters","1988","29","46","5881","5884","10.1016/s0040-4039(00)82215-7","","","","","","","","","","","","","","","","","","","","","has coordinates","176932","2020-10-21","18:00:00","" "1100327","8.109","0.001","11.7878","0.0001","13.696","0.001","109.38","0.01","104.62","0.001","96.65","0.01","1166.09","","","","","","","","","","","","","4","P -1","-P 1","2","","","","- C25 H30 O4 Si -","- C25 H30 O4 Si -","- C50 H60 O8 Si2 -","2","1","","Koert, Ulrich; Stein, Matthias; Harms, Klaus","Tetrahydrofuran-podands, stereoselective synthesis of trans-2,5-oligo-tetrahydrofurans","Tetrahedron Letters","1993","34","14","2299","2302","10.1016/s0040-4039(00)77598-8","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100352","9.095","0.001","10.164","0.001","22.41","0.002","90","","90","","90","","2071.62","","","","","","","","","","","","","4","P 21 21 21","P 2ac 2ab","19","","","","- C22 H26 N2 O3 -","- C22 H26 N2 O3 -","- C88 H104 N8 O12 -","4","1","","Reetz, Manfred T.; Kayser, Frank; Harms, Klaus","Cycloaddition reactions of λ-amino α,β-didehydro amino acid esters: a test case for the principle of 1,3-allylic strain","Tetrahedron Letters","1992","33","24","3453","3456","10.1016/s0040-4039(00)92661-3","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100378","8.01","0.001","14.74","0.002","22.811","0.002","90","","90","","90","","2693.24","","","","","","","","","","","","","4","P b c a","-P 2ac 2ab","61","","","","- C13 H15 I O3 -","- C13 H15 I O3 -","- C104 H120 I8 O24 -","8","1","","Hoffmann, Reinhard W.; Stürmer, Rainer; Harms, Klaus","A phenyl-assisted asymmetric iodolactonisation reaction","Tetrahedron Letters","1994","35","34","6263","6266","10.1016/s0040-4039(00)73407-1","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100379","10.31","0.002","18.718","0.002","23.545","0.004","90","","90","","90","","4543.77","","","","","","","","","","","","","4","P 21 21 21","P 2ac 2ab","19","","","","- C26 H28 N2 O2 -","- C26 H28 N2 O2 -","- C208 H224 N16 O16 -","8","2","","Reetz, Manfred T.; Röhrig, Dirk; Harms, Klaus; Frenking, Gernot","Stereoselective synthesis of β-amino hydroxylamines","Tetrahedron Letters","1994","35","47","8765","8768","10.1016/s0040-4039(00)78492-9","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100380","33.466","0.004","6.977","0.001","9.89","0.002","90","","96.73","0.01","90","","2293.33","","","","","","","","","","","","","3","C 1 2 1","C 2y","5","","","","- C27 H30 N2 -","- C27 H30 N2 -","- C108 H120 N8 -","4","1","","Reetz, Manfred T.; Kayser, Frank; Harms, Klaus","Stereoselective synthesis of β-amino nitriles and 1,3-diamines","Tetrahedron Letters","1994","35","47","8769","8772","10.1016/s0040-4039(00)78493-0","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100383","9.631","0.002","17.544","0.001","15.187","0.004","90","","90.48","0.01","90","","2566","","","","","","","","","","","","","6","P 1 21/n 1","-P 2yn","14","","","","- C22 H37 Al Cl Li O7 -","- C28 H43 Al Cl Li O9 -","- C112 H172 Al4 Cl4 Li4 O36 -","4","1","","Reetz, Manfred T.; Johnson, Barry M.; Harms, Klaus","A novel receptor for ditopic binding of alkali metal halides","Tetrahedron Letters","1994","35","16","2525","2528","10.1016/s0040-4039(00)77161-9","","","","","","","","","","","","","","","","","","","","","has coordinates","176936","2020-10-21","18:00:00","" "1100531","5.9874","0.001","17.461","0.002","12.965","0.002","90","","95.339","0.016","90","","1349.56","","","","","","","","","","","","","4","P 1 21/c 1","-P 2ybc","14","","","","- C16 H19 N O2 -","- C16 H19 N O2 -","- C64 H76 N4 O8 -","4","1","","Bach, Thorsten; Pelkmann, Christa; Harms, Klaus","Facial diastereoselectivity in the [2+2]-photocycloaddition of chiral vinylglycine-derived N,N-diallyl amines","Tetrahedron Letters","1999","40","11","2103","2104","10.1016/s0040-4039(99)00158-6","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100559","14.2265","0.001","22.3013","0.0009","17.9123","0.0017","90","","109.639","0.007","90","","5352.44","","","","","","","","","","","","","4","C 1 2/c 1","-C 2yc","15","","","","- C31 H32 O3 P2 -","- C31 H32 O3 P2 -","- C248 H256 O24 P16 -","8","1","","Demay, Stéphane; Harms, Klaus; Knochel, Paul","Stereoselective preparation of phosphine oxides via a 2,3-sigmatropic shift of allylic diphenylphosphinites","Tetrahedron Letters","1999","40","27","4981","4984","10.1016/s0040-4039(99)00952-1","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100560","10.832","0.001","11.622","0.001","11.833","0.001","90","","96.88","0.01","90","","1478.92","","","","","","","","","","","","","4","P 1 21 1","P 2yb","4","","","","- C36 H36 O2 P2 -","- C36 H36 O2 P2 -","- C72 H72 O4 P4 -","2","1","","Demay, Stéphane; Harms, Klaus; Knochel, Paul","Stereoselective preparation of phosphine oxides via a 2,3-sigmatropic shift of allylic diphenylphosphinites","Tetrahedron Letters","1999","40","27","4981","4984","10.1016/s0040-4039(99)00952-1","","","","","","","","","","","","","","","","","","","","","has coordinates","301773","2025-08-18","12:42:41","" "1100585","10.5303","0.0004","11.7446","0.0008","14.8819","0.0006","90","","101.617","0.004","90","","1802.8","","","","","","","","","","","","","4","P 1 21/n 1","-P 2yn","14","","","","- C21 H25 N O2 -","- C24 H34 N O2 -","- C96 H136 N4 O8 -","4","1","","Bach, Thorsten; Schröder, Jürgen; Harms, Klaus","Diastereoselective photocycloaddition of an axial chiral enamide","Tetrahedron Letters","1999","40","51","9003","9004","10.1016/s0040-4039(99)01933-4","","","","","","","","","","","","","","","","","","","","","has coordinates","176945","2020-10-21","18:00:00","" "1513173","10.5732","0.0005","13.7918","0.0009","10.4851","0.0007","90","","113.312","0.003","90","","1404.15","0.15","200","2","200","2","","","","","","","","4","P 1 21 1","P 2yb","4","","","","- C27 H38 N2 O6 -","- C27 H38 N2 O6 -","- C54 H76 N4 O12 -","2","1","","Wei-Chuan Chen; Madeleine M. Joullié","The first total synthesis of roquefortine D","Tetrahedron Letters","1998","39","46","8401","8404","10.1016/S0040-4039(98)01957-1","","","0.71069","MoKα","","0.0861","0.0743","","0.1892","0.1791","","","","1.134","1.177","1.177","","","","","has coordinates","176729","2020-10-21","18:00:00","" "1514002","9.8122","0.0001","12.9988","0.0002","13.1727","0.0002","106.823","0.0009","101.908","0.0008","94.8232","0.0009","1554.97","0.04","295","2","295","2","","","","","","","","4","P -1","-P 1","2","","","","- C19 H23 N O -","- C19 H23 N O -","- C76 H92 N4 O4 -","4","2","","Annamalai Senthilvelan; Gene-Hsiang Lee; Wen-Sheng Chung","A novel photoinduced ring opening and isomerization of adamantane-2-spiro isoxazolines using Mo(CO)6","Tetrahedron Letters","2006","47","40","7179","7183","10.1016/j.tetlet.2006.07.156","","","0.71073","MoKα","","0.0879","0.0495","","","0.1329","0.1572","","","","","","1.016","","","","has coordinates","301776","2025-08-18","14:47:45","" "1514022","35.5191","0.0003","9.625","0.0001","19.8381","0.0002","90","","91.2989","0.0004","90","","6780.34","0.11","150","1","150","1","","","","","","","","4","C 1 2/c 1","-C 2yc","15","","","","- C40.5 H40 N2 O7.5 -","- C40.5 H39.5 N2 O7.5 -","- C324 H316 N16 O60 -","8","1","","Ya-Jiun Shiao; Pei-Chen Chiang; Annamalai Senthilvelan; Ming-Tsung Tsai; Gene-Hsiang Lee; Wen-Sheng Chung","Capping the upper and lower rims of calix[4]arenes by aryl dinitrile oxide reactions","Tetrahedron Letters","2006","47","47","8383","8386","10.1016/j.tetlet.2006.09.070","","","0.71073","MoKα","","0.0977","0.0696","","","0.2036","0.2351","","","","","","1.086","","","","has coordinates","176435","2020-10-21","18:00:00","" "1514023","9.6377","0.0002","9.6377","0.0002","35.9818","0.0007","90","","90","","90","","3342.18","0.12","150","1","150","1","","","","","","","","4","P 41 21 2","P 4abw 2nw","92","","","","- C42.25 H37 N2 O6.25 -","- C42.25 H37.02 N2 O6.25 -","- C169 H148.08 N8 O25 -","4","0.5","","Ya-Jiun Shiao; Pei-Chen Chiang; Annamalai Senthilvelan; Ming-Tsung Tsai; Gene-Hsiang Lee; Wen-Sheng Chung","Capping the upper and lower rims of calix[4]arenes by aryl dinitrile oxide reactions","Tetrahedron Letters","2006","47","47","8383","8386","10.1016/j.tetlet.2006.09.070","","","0.71073","MoKα","","0.0563","0.0515","","","0.1355","0.1389","","","","","","1.053","","","","has coordinates","176729","2020-10-21","18:00:00","" "1514024","11.9873","0.0004","35.0966","0.0016","8.9562","0.0005","90","","97.735","0.002","90","","3733.7","0.3","150","1","150","1","","","","","","","","5","P 1 21/c 1","-P 2ybc","14","","","","- C44 H37 Cl3 N2 O7 -","- C44 H37 Cl3 N2 O7 -","- C176 H148 Cl12 N8 O28 -","4","1","","Ya-Jiun Shiao; Pei-Chen Chiang; Annamalai Senthilvelan; Ming-Tsung Tsai; Gene-Hsiang Lee; Wen-Sheng Chung","Capping the upper and lower rims of calix[4]arenes by aryl dinitrile oxide reactions","Tetrahedron Letters","2006","47","47","8383","8386","10.1016/j.tetlet.2006.09.070","","","0.71073","MoKα","","0.1163","0.0738","","","0.1688","0.1948","","","","","","1.011","","","","has coordinates,has disorder","301776","2025-08-18","14:47:45","" "1514082","25.3068","0.0011","10.567","0.0004","21.5706","0.0013","90","","101.372","0.003","90","","5655.1","0.5","150","2","150","2","","","","","","","","5","P 1 21/c 1","-P 2ybc","14","","","","- C63 H57 Cl3 N10 O6 -","- C63 H57 Cl3 N10 O6 -","- C252 H228 Cl12 N40 O24 -","4","1","","Kai-Chi Chang; In-Hao Su; Gene-Hsiang Lee; Wen-Sheng Chung","Triazole- and azo-coupled calix[4]arene as a highly sensitive chromogenic sensor for Ca2+ and Pb2+ ions","Tetrahedron Letters","2007","48","41","7274","7278","10.1016/j.tetlet.2007.08.045","","","0.71073","MoKα","","0.2174","0.1076","","","0.2617","0.3089","","","","","","1.158","","","","has coordinates,has disorder","176729","2020-10-21","18:00:00","" "1517787","9.2797","0.0008","7.6305","0.0005","12.3433","0.0009","90","","96.185","0.006","90","","868.93","0.11","296","2","296","2","","","","","","","","4","P 1 21 1","P 2yb","4","","","","- C21 H21 N O2 -","- C21 H21 N O2 -","- C42 H42 N2 O4 -","2","1","","Islam, Kobirul; Das, Deb K.; Khan, Abu T.","Hydrated ferric sulfate catalyzed synthesis of 5,6-unsubstituted 1,4-dihydropyridines using three-component reaction","Tetrahedron Letters","2014","55","41","5613","5617","10.1016/j.tetlet.2014.08.067","","","0.71073","MoKα","","0.1072","0.0903","","","0.2634","0.2762","","","","","","1.147","","","","has coordinates","301776","2025-08-18","14:47:51","" "1517791","5.4515","0.0004","29.25","0.002","14.0037","0.0009","90","","99.689","0.005","90","","2201.1","0.3","150","2","150","2","","","","","","","","4","P 1 21/c 1","-P 2ybc","14","","","","- C23 H27 N3 O7 -","- C23 H27 N3 O7 -","- C92 H108 N12 O28 -","4","1","","Terzidis, Michael A.; Tsiaras, Vassilios G.; Drosos, Nicolaos M.; Kasapidou, Paraskevi M.; Stephanidou-Stephanatou, Julia; Tsoleridis, Constantinos A.; Buth, Gernot; Kostakis, George E.","Chromeno[2,3-c]pyrroles by one-pot multicomponent domino addition–amination reaction","Tetrahedron Letters","2014","55","41","5601","5604","10.1016/j.tetlet.2014.08.048","","","0.8","","","0.1368","0.1283","","","0.352","0.3598","","","","","","1.497","","","","has coordinates","301776","2025-08-18","14:47:51","" "1548452","13.0528","0.0003","8.3014","0.0002","14.8105","0.0004","90","","101.605","0.001","90","","1572.01","0.07","","","100","","","","","","","","","4","P 1 21 1","P 2yb","4","","","","- C30 H54 N4 O8 -","- C30 H42 N4 O8 -","- C60 H84 N8 O16 -","2","1","","Li-Na Liu; Jian-Qiang Ran; Li-Jun Li; Yu Zhao; Masuo Goto; Susan L. Morris-Natschke; Kuo-Hsiung Lee; Bao-Yu Zhao; Cheng-Jian Tan","Ochrocephalamine A, a new quinolizidine alkaloid from Oxytropis ochrocephala Bunge","Tetrahedron Letters","2016","57","","5047","5049","10.1016/j.tetlet.2016.10.009","","x-ray","1.54178","CuKα","","0.0542","0.0538","","","0.1398","0.1402","","","","","","3.704","","","","has coordinates","204221","2020-10-21","18:00:00","" "1548692","22.3365","0.0007","13.2652","0.0004","18.354","0.0005","90","","99.73","0.002","90","","5360","0.3","150","2","150","2","","","","","","","","4","P 1 21/c 1","-P 2ybc","14","","","","- C28 H38 O3 Si2 -","- C28 H38 O3 Si2 -","- C224 H304 O24 Si16 -","8","2","","Rajesh Kumar Patti; Shaofeng Duan; Zhipeng Wang; James W. Herndon","Preparation of phenalenes and hydronaphthacenes through tandem alkyne Fischer-carbene complex coupling and inter- or intramolecular Diels-Alder reactions","Tetrahedron Letters","2011","52","","4182","4185","10.1016/j.tetlet.2011.06.006","","","0.71073","MoKα","","0.1166","0.1024","","","0.2624","0.272","","","","","","1.1","","","","has coordinates,has disorder","205248","2020-10-21","18:00:00","" "1548693","7.988","0.002","9.116","0.003","11.625","0.003","86.69","0.006","73.837","0.014","80.279","0.012","801.3","0.4","100","2","100","2","","","","","","","","7","P 1","P 1","1","","","","- C22 H42 Br4 Cu2 N6 O2 S2 -","- C22 H42 Br4 Cu2 N6 O2 S2 -","- C22 H42 Br4 Cu2 N6 O2 S2 -","1","1","","Musabbir A. Saeed; Douglas R. Powell; Md. Alamgir Hossain","Fluorescent detection of phosphate anion by a highly selective chemosensor in water","Tetrahedron Letters","2010","51","","4904","4907","10.1016/j.tetlet.2010.07.078","","","0.71073","MoKα","","0.0644","0.0474","","","0.1008","0.106","","","","","","1.005","","","","has coordinates,has disorder","205255","2020-10-21","18:00:00","" "1566166","4.4218","0.0002","28.1414","0.0011","10.3354","0.0004","90","","97.899","0.001","90","","1273.89","0.09","294","2","294","2","","","","","","","","6","P 1 21/c 1","-P 2ybc","14","methoxyphenoxy bromobenzo thiadiazole","4-(4-methoxyphenoxy)-7-bromobenzo[c][1,2,5]thiadiazole","","- C13 H9 Br N2 O2 S -","- C13 H9 Br N2 O2 S -","- C52 H36 Br4 N8 O8 S4 -","4","1","","Pazini, Alessandra; Maqueira, Luis; Avila, Harold C.; Valente, Felipe M.; Aderne, Rian E.; Back, Davi; Aucélio, Ricardo Q.; Cremona, Marco; Limberger, Jones","Phenoxy-benzothiadiazole dyes: Synthesis, photophysical properties and preliminary application in OLEDs","Tetrahedron Letters","2018","59","31","2994","2999","10.1016/j.tetlet.2018.06.052","","","0.71073","MoKα","","0.0487","0.0335","","","0.0828","0.0899","","","","","","1.078","","","","has coordinates","272271","2022-01-27","08:32:25","" "1566167","9.533","0.0004","36.5907","0.0016","10.1464","0.0004","90","","101.282","0.001","90","","3470.9","0.3","295","2","295","2","","","","","","","","5","P 1 21/c 1","-P 2ybc","14","methoxyphenoxy methoxyphenyl benzo thiadiazole","4-(4-methoxyphenoxy)-7-(4-methoxyphenyl)benzo[c][1,2,5]thiadiazole","","- C20 H16 N2 O3 S -","- C20 H16 N2 O3 S -","- C160 H128 N16 O24 S8 -","8","2","","Pazini, Alessandra; Maqueira, Luis; Avila, Harold C.; Valente, Felipe M.; Aderne, Rian E.; Back, Davi; Aucélio, Ricardo Q.; Cremona, Marco; Limberger, Jones","Phenoxy-benzothiadiazole dyes: Synthesis, photophysical properties and preliminary application in OLEDs","Tetrahedron Letters","2018","59","31","2994","2999","10.1016/j.tetlet.2018.06.052","","","0.71073","MoKα","","0.104","0.0487","","","0.1019","0.12","","","","","","1.014","","","","has coordinates","273808","2022-03-18","10:32:16","" "2000104","8.843","0.002","18.315","0.004","10.731","0.003","90","","114.17","0.02","90","","1585.63","","","","","","","","","","","","","4","P 1 21/c 1","-P 2ybc","14","","","","- C19 H22 N O -","- C19 H22 N O -","- C76 H88 N4 O4 -","4","1","","Einhorn, Jacques; Einhorn, Cathy; Ratajczak, Fabien; Durif, André; Averbuch, Marie-Thérèse; Pierre, Jean-Louis","Synthesis and resolution of a chiral analogue of 2,2,6,6-tetramethylpiperidine and of its corresponding nitroxide","Tetrahedron Letters","1998","39","17","2565","2568","10.1016/S0040-4039(98)00244-5","","","","","","","0.034","","","0.034","","","","","","","","","","","has coordinates","199643","2020-10-21","18:00:00","" "5000236","10.424","0.007","17.236","0.012","23.64","0.02","90","","90","","90","","4247.35","","","","","","","","","","","","","5","P 21 21 21","P 2ac 2ab","19","","","","- C45 H56 Br N O5 -","- C45 H56 Br N O5 -","- C180 H224 Br4 N4 O20 -","4","1","","Stewart, Michael; Blunt, John W.; Munro, Murray H. G.; Robinson, Ward T.; Hannah, Donald J.","The absolute stereochemistry of the New Zealand shellfish toxin gymnodimine","Tetrahedron Letters","1997","38","27","4889","4890","10.1016/S0040-4039(97)01050-2","","","","","","","","","","","","","","","","","","","","","has coordinates","301844","2025-08-21","10:11:30","" "5000242","15.242","0.007","15.885","0.008","12.954","0.006","90","","90","","90","","3136.41","","","","","","","","","","","","","5","P 21 21 21","P 2ac 2ab","19","","","","- C36 H45 Cl N4 O -","- C36 H45 Cl N4 O -","- C144 H180 Cl4 N16 O4 -","4","1","","Nakamura, Hideshi; Deng, Shongzhi; Kobayashi, Jun'ichi; Ohizumi, Yasushi; Tomotake, Yasuko; Matsuzaki, Takao; Hirata, Yoshimasa","Keramamine-A and -B, novel antimicrobial alkaloids from the Okinawan marine Pellina sponge sp.","Tetrahedron Letters","1987","28","6","621","624","10.1016/S0040-4039(00)95796-4","","","","","","","","","","","","","","","","","","","","","has coordinates","301844","2025-08-21","10:11:30","" "5000246","8.4315","0.0008","9.3312","0.0008","38.353","0.002","90","","90","","90","","3017.46","","","","","","","","","","","","","4","P 21 21 21","P 2ac 2ab","19","","","","- C36 H46 N4 O -","- C36 H45 N4 O -","- C144 H180 N16 O4 -","4","1","","Sakai, Ryuichi; Kohmoto, Shigeo; Higa, Tatsuo; Jefford, Charles W.; Bernardinelli, Gérald","Manzamine B and C, two novel alkaloids from the sponge haliclona sp.","Tetrahedron Letters","1987","28","45","5493","5496","10.1016/S0040-4039(00)96762-5","","","","","","","","","","","","","","","","","","","","","has coordinates","176451","2020-10-21","18:00:00","" "5000252","16.168","0.004","21.497","0.005","12.631","0.004","90","","90","","90","","4390.08","","","","","","","","","","","","","3","P b c a","-P 2ac 2ab","61","","Keramaphidin B","","- C26 H40 N2 -","- C26 H40 N2 -","- C208 H320 N16 -","8","1","","Kobayashi, Jun'ichi; Tsuda, Masashi; Kawasaki, Naoko; Matsumoto, Keita; Adachi, Takashi","Keramaphidin B, a novel pentacyclic alkaloid from a marine sponge Amphimedon sp.: A plausible biogenetic precursor of manzamine alkaloids","Tetrahedron Letters","1994","35","25","4383","4386","10.1016/S0040-4039(00)73362-4","","","","","","","0.052","","","0.052","","","","","","","","","","","has coordinates","301844","2025-08-21","10:11:30","" "5000253","7.112","0.001","14.404","0.002","20.621","0.004","90","","90","","90","","2112.44","","","","","","","","","","","","","6","P 21 21 21","P 2ac 2ab","19","","","","- C18 H14 Br N3 O2 S -","- C18 H14 Br N3 O2 S -","- C72 H56 Br4 N12 O8 S4 -","4","1","","Kobayashi, Jun'ichi; Cheng, Jie-fei; Ishibashi, Masami; Nakamura, Hideshi; Ohizumi, Yasushi; Hirata, Yoshimasa; Sasaki, Takuma; Lu, Helen; Clardy, Jon","Prianosin A, a novel antileukemic alkaloid from the okinawan marine sponge Prianos melanos","Tetrahedron Letters","1987","28","42","4939","4942","10.1016/S0040-4039(00)96664-4","","","","","","","","","","","","","","","","","","","","","has coordinates","301844","2025-08-21","10:11:30","" "5000262","11.993","0.002","6.283","0.002","13.558","0.002","90","","106.01","","90","","982","","","","","","","","","","","","","3","P 1 21 1","P 2yb","4","","","","- C20 H30 O4 -","- C20 H30 O4 -","- C40 H60 O8 -","2","1","","Kigoshi, Hideo; Niwa, Haruki; Yamada, Kiyoyuki; Stout, Thomas J.; Clardy, Jon","The three-dimensional structure of neohalicholactone, an unusual fatty acid metabolite from the marine sponge halichondria okadai kadota","Tetrahedron Letters","1991","32","22","2427","2428","10.1016/S0040-4039(00)74344-9","","","","","","","","","","","","","","","","","","","","","has coordinates","301844","2025-08-21","10:11:30","" "5000263","12.345","0.003","12.738","","13.315","0.005","90","","90","","90","","2093.79","","","","","","","","","","","","","4","P 21 21 21","P 2ac 2ab","19","","","","- C22 H32 N2 O -","- C22 N2 O -","- C88 N8 O4 -","4","1","","Fusetani, N.; Yasumuro, K.; Kawai, H.; Natori, T.; Brinen, L.; Clardy, J.","Kalihinene and isokalihinol B, cytotoxic diterpene isonitriles from the marine sponge Acanthella klethra","Tetrahedron Letters","1990","31","25","3599","3602","10.1016/S0040-4039(00)94453-8","","","","","","","","","","","","","","","","","","","","","has coordinates","176429","2020-10-21","18:00:00","" "5000265","7.837","0.005","3.88","0.003","11.518","0.009","90","","97.09","0.06","90","","347.56","","","","","","","","","","","","","5","P 1 21 1","P 2yb","4","","","","- C6 H5 N3 O S -","- C6 H5 N3 O S -","- C12 H10 N6 O2 S2 -","2","1","","de Silva, E. Dilip; Racok, Julie S.; Andersen, Raymond J.; Allen, Theresa M.; Brinen, Linda S.; Clardy, Jon","Neamphine, a sulfur containing aromatic heterocycle isolated from the marine sponge neamphius huxleyi","Tetrahedron Letters","1991","32","24","2707","2710","10.1016/0040-4039(91)85064-C","","","","","","","","","","","","","","","","","","","","","has coordinates","301844","2025-08-21","10:11:30","" "5000268","10.613","0.006","25.36","0.01","9.321","0.003","90","","90","","90","","2508.71","","","","","","","","","","","","","4","P 21 21 21","P 2ac 2ab","19","","","","- C27 H27 N5 O5 -","- C27 H27 N5 O5 -","- C108 H108 N20 O20 -","4","1","","Numata, Atsushi; Takahashi, Chika; Matsushita, Tomochika; Miyamoto, Tamie; Kawai, Kenzo; Usami, Yoshihide; Matsumura, Eiko; Inoue, Masatoshi; Ohishi, Hirofumi; Shingu, Tetsuro","Fumiquinazolines, novel metabolites of a fungus isolated from a saltfish","Tetrahedron Letters","1992","33","12","1621","1624","10.1016/S0040-4039(00)91690-3","","","","","","","","","","","","","","","","","","","","","has coordinates","301844","2025-08-21","10:11:30","" "5000281","10.252","0.002","22.074","0.006","6.417","0.001","90","","99.95","0.01","90","","1430.34","","","","","","","","","","","","","4","P 1 21 1","P 2yb","4","","","","- C28 H35 N3 O5 -","- C28 N3 O5 -","- C56 N6 O10 -","2","1","","Yamazaki, Mikio; Okuyama, Emi; Kobayashi, Makoto; Inoue, Hironao","The structure of paraherquamide, a toxic metabolite from penicillium paraherquei","Tetrahedron Letters","1981","22","2","135","136","10.1016/0040-4039(81)80168-2","","","","","","","","","","","","","","","","","","","","","has coordinates","176428","2020-10-21","18:00:00","" "5000394","9.8213","0.0004","12.1285","0.0007","13.6158","0.0007","64.967","0.002","86.852","0.003","83.841","0.003","1460.97","","","","200","","","","","","","","","2","P -1","-P 1","2","","1,2,3,8-Tetraphenylbenz(e)acephenanthrylene","","- C44 H28 -","- C70 H28 -","- C140 H56 -","2","1","","Hayashi, Naoto; Ho, Douglas M.; Pascal, Jr, Robert A.","An unusual cobalt-mediated cleavage of a hindered alkyne","Tetrahedron Letters","2000","41","22","4261","4264","10.1016/S0040-4039(00)00667-5","","","","","","","5.05","","","5.05","","","","","","","","","","","has coordinates","175456","2020-10-21","18:00:00","" "5000395","16.5203","0.0002","16.5203","0.0002","25.6779","0.0004","90","","90","","120","","6069.12","0.14","","","200","2","","","","","","","","3","P 32 2 1","P 32 2""","154","","2,5,8,12,15,18,21,25-Octa(t-butyl)diacenaphtho[1,2-l:1',2'-l']-benzo[1,2-j:4,5-j']difluoranthene-10,23-dione Ethyl Acetate Solvate","","- C94 H104 O6 -","- C94 H104 O6 -","- C282 H312 O18 -","3","0.5","","Watson, Jr, James A.; Pascal, Jr, Robert A.; Ho, Douglas M.; Kilway, Kathleen V.","Synthesis and structure of a twisted, colossal quinone","Tetrahedron Letters","2000","41","26","5005","5008","10.1016/S0040-4039(00)00773-5","","","0.71073","MoKα","","0.0706","0.0516","","0.1424","0.1294","","","","1.023","1.046","1.046","","","","","has coordinates,has disorder","301844","2025-08-21","10:11:31","" "7106302","13.581","","8.659","","24.036","","90","","95.24","","90","","2814.77","","120","2","120","2","","","","","","","","4","C 1 2/c 1","-C 2yc","15","","","","- C32 H26 N6 O4 -","- C32 H26 N6 O4 -","- C128 H104 N24 O16 -","4","0.5","","da Silva, Daniel Botelho; Samadi, Abdelouahid; Infantes, Lourdes; Carreiras, María do Carmo; Marco-Contelles, José","Synthesis of (E)-diethyl 6,6'-(diazene-1,2-diyl)bis(5-cyano-2-methyl-4-phenylnicotinates), a new type of 2,2'-azopyridine dyes","Tetrahedron Letters","2010","51","48","6278","6281","10.1016/j.tetlet.2010.09.095","","x-ray","1.54178","CuKα","","0.0581","0.0548","","","0.1639","0.166","","","","","","1.209","","","","has coordinates","301853","2025-08-21","21:50:04",""