#------------------------------------------------------------------------------
#$Date: 2025-08-19 00:52:38 +0200 (Tue 19 de Aug de 2025) $
#$Revision: 301791 $
#$URL: svn://www.crystallography.net/cod/cif/2/00/99/2009963.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2009963
loop_
_publ_author_name
'George, C.'
'Lahti, P. M.'
'Modarelli, D. A.'
'Inceli, A.'
_publ_section_title
;
 Substituted diphenyl oxalates
;
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1308
_journal_page_last               1312
_journal_paper_doi               10.1107/S0108270193012235
_journal_volume                  50
_journal_year                    1994
_chemical_formula_sum            'C14 H10 O4'
_chemical_formula_weight         242.2
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_type_scat_source           IntTabIV
_cell_angle_alpha                90.
_cell_angle_beta                 103.620(10)
_cell_angle_gamma                90.
_cell_formula_units_Z            4
_cell_length_a                   10.622(2)
_cell_length_b                   7.8360(10)
_cell_length_c                   14.084(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    233
_cell_measurement_theta_max      33
_cell_measurement_theta_min      21
_cell_volume                     1139.3(3)
_diffrn_measurement_device       'Siemens R3m/V'
_diffrn_measurement_method       \q/2\q
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.014
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            1781
_diffrn_reflns_theta_max         56
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.83
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            clear
_exptl_crystal_density_diffrn    1.412
_exptl_crystal_description       rod
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.12
_refine_diff_density_min         -0.17
_refine_ls_extinction_coef       '\c = 0.035(2)'
_refine_ls_extinction_method     'F^*^ = F[1 + 0.002\cF^2^/sin(2\q)]^-1/4^'
_refine_ls_goodness_of_fit_obs   1.61
_refine_ls_number_parameters     164
_refine_ls_number_reflns         1354
_refine_ls_R_factor_obs          0.034
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 1/[\s^2^(|F~o~|) + 0.00023(F~o~)^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_obs         0.041
_reflns_number_observed          1354
_reflns_number_total             1494
_reflns_observed_criterion       F~o~>3\s(F~o~)
_cod_data_source_file            hh1075.cif
_cod_data_source_block           hh1075_structure_1_of_3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value '1/[\s^2^(|F~o~|) +
0.00023(F~o~)^2^]' was changed to 'calc'. New tag
'_refine_ls_weighting_details' was created. The value of the new tag
was set to 'w = 1/[\s^2^(|F~o~|) + 0.00023(F~o~)^2^]'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2009963
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 -x+1/2,y+1/2,-z+1/2
3 -x,-y,-z
4 x+1/2,-y+1/2,z+1/2
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
O(1) .71710(10) .0429(2) .67400(10) .0360(10)
O(2) .54520(10) .2144(2) .62060(10) .0450(10)
O(3) .77430(10) .0434(2) .50760(10) .0360(10)
O(4) .58750(10) .1741(2) .43550(10) .0490(10)
C(1) .6987(2) .0368(2) .77070(10) .0290(10)
C(2) .5915(2) -.0435(2) .78910(10) .0350(10)
C(3) .5832(2) -.0579(3) .88500(10) .0420(10)
C(4) .6792(2) .0078(3) .95980(10) .0450(10)
C(5) .7851(2) .0885(2) .93920(10) .0410(10)
C(6) .7950(2) .1038(2) .84350(10) .0350(10)
C(7) .6334(2) .1321(2) .60710(10) .0290(10)
C(8) .6614(2) .1195(2) .50550(10) .0290(10)
C(1') .8134(2) .0269(2) .41800(10) .0290(10)
C(2') .7516(2) -.0846(2) .34790(10) .0390(10)
C(3') .7979(2) -.1024(3) .26420(10) .0440(10)
C(4') .9038(2) -.0110(2) .25290(10) .0400(10)
C(5') .9663(2) .0985(2) .32560(10) .0360(10)
C(6') .9208(2) .1179(2) .40930(10) .0320(10)
H(2) .5247 -.0878 .7367 ?
H(3) .5102 -.1146 .9001 ?
H(4) .6718 -.0026 1.0262 ?
H(5) .8518 .1336 .9914 ?
H(6) .8678 .1604 .8281 ?
H(2') .6782 -.1488 .3566 ?
H(3') .7554 -.1790 .2135 ?
H(4') .9347 -.0238 .1946 ?
H(5') 1.0408 .1613 .3179 ?
H(6') .9636 .1933 .4605 ?
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_publ_flag
C(1) O(1) C(7) 118.40(10) yes
O(1) C(1) C(2) 120.10(10) yes
C(2) C(1) C(6) 122.6(2) yes
C(2) C(3) C(4) 120.7(2) yes
C(4) C(5) C(6) 119.8(2) yes
O(1) C(7) O(2) 126.3(2) yes
O(2) C(7) C(8) 121.20(10) yes
O(3) C(8) C(7) 112.30(10) yes
O(3) C(1') C(2') 120.5(2) yes
C(2') C(1') C(6') 122.4(2) yes
C(2') C(3') C(4') 120.6(2) yes
C(4') C(5') C(6') 119.8(2) yes
C(8) O(3) C(1') 118.00(10) yes
O(1) C(1) C(6) 117.2(2) yes
C(1) C(2) C(3) 117.9(2) yes
C(3) C(4) C(5) 120.2(2) yes
C(1) C(6) C(5) 118.8(2) yes
O(1) C(7) C(8) 112.50(10) yes
O(3) C(8) O(4) 126.6(2) yes
O(4) C(8) C(7) 121.1(2) yes
O(3) C(1') C(6') 116.90(10) yes
C(1') C(2') C(3') 118.2(2) yes
C(3') C(4') C(5') 120.2(2) yes
C(1') C(6') C(5') 118.8(2) yes
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_publ_flag
(1) C(1) 1.422(2) yes
O(2) C(7) 1.189(2) yes
O(3) C(1') 1.425(2) yes
C(1) C(2) 1.377(3) yes
C(2) C(3) 1.379(3) yes
C(4) C(5) 1.380(3) yes
C(7) C(8) 1.533(3) yes
C(1') C(6') 1.374(2) yes
C(3') C(4') 1.373(3) yes
C(5') C(6') 1.383(3) yes
O(1) C(7) 1.331(2) yes
O(3) C(8) 1.333(2) yes
O(4) C(8) 1.187(2) yes
C(1) C(6) 1.370(2) yes
C(3) C(4) 1.381(2) yes
C(5) C(6) 1.383(3) yes
C(1') C(2') 1.365(2) yes
C(2') C(3') 1.388(3) yes
C(4') C(5') 1.380(2) yes
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
_geom_torsion_publ_flag
O C C O -9.1 yes
O C C O -9.4 yes
C7 O1 C1 C2 66.0 yes
C8 O3 C1' C2' -71.2 yes
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 18475
