#------------------------------------------------------------------------------
#$Date: 2025-08-22 23:12:46 +0200 (Fri 22 de Aug de 2025) $
#$Revision: 301866 $
#$URL: svn://www.crystallography.net/cod/cif/7/23/13/7231325.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_7231325
loop_
_publ_author_name
'Das, Dinabandhu'
'Barbour, Leonard J.'
_publ_section_title
;
 Uniaxial negative thermal expansion induced by moiety twisting in an
 organic crystal
;
_journal_issue                   35
_journal_name_full               CrystEngComm
_journal_page_first              5123
_journal_paper_doi               10.1039/C8CE01169A
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety         'C14 H18 O2'
_chemical_formula_sum            'C14 H18 O2'
_chemical_formula_weight         218.28
_chemical_melting_point          406
_chemical_name_systematic
; 
1,4-Bis(1-hydroxycyclopentyl)buta-1,3-diyne 
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2018-07-12 deposited with the CCDC.
2018-08-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.4920(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.1163(6)
_cell_length_b                   11.9960(11)
_cell_length_c                   14.4685(13)
_cell_measurement_reflns_used    2400
_cell_measurement_temperature    140(2)
_cell_measurement_theta_max      27.22
_cell_measurement_theta_min      2.21
_cell_volume                     1224.59(19)
_computing_cell_refinement       'Bruker SMART APEX-II'
_computing_data_collection       'Bruker SMART APEX-II'
_computing_data_reduction        'Bruker SAINT '
_computing_molecular_graphics    'XSEED (Barbour 2017)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      140(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.948
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'φ and ω scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0226
_diffrn_reflns_av_unetI/netI     0.0265
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.948
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6954
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.948
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         27.451
_diffrn_reflns_theta_min         2.213
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  0.9923
_exptl_absorpt_correction_T_min  0.9712
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.184
_exptl_crystal_density_meas      ?
_exptl_crystal_description       block
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.380
_exptl_crystal_size_mid          0.190
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.504
_refine_diff_density_min         -0.394
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2650
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.0723
_refine_ls_R_factor_gt           0.0580
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.0662P)²+0.6874P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1449
_refine_ls_wR_factor_ref         0.1566
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2102
_reflns_number_total             2650
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            c8ce01169a3.cif
_cod_data_source_block           1_140K
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '406K' was changed to '406' - the
value should be numeric and without a unit designator.

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7231324--7231340.cif.
;
_cod_database_code               7231325
_shelx_shelxl_version_number     2018/3
_shelx_space_group_comment
;
The symmetry employed for this shelxl refinement is uniquely defined
by the following loop, which should always be used as a source of
symmetry information in preference to the above space-group names.
They are only intended as comments.
;
_shelx_estimated_absorpt_t_min   0.971
_shelx_estimated_absorpt_t_max   0.992
loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x+1/2, y+1/2, -z+1/2'
'-x, -y, -z'
'x-1/2, -y-1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
O1 O 0.06834(19) 0.83219(10) 0.50953(9) 0.0368(3) Uani 1 1 d . .
H1 H 0.076631 0.864229 0.458593 0.044 Uiso 1 1 calc R U
C7 C -0.2489(3) 0.65747(15) 0.37428(13) 0.0334(4) Uani 1 1 d . .
C9 C -0.5236(3) 0.58355(15) 0.25619(13) 0.0311(4) Uani 1 1 d . .
C8 C -0.3979(3) 0.62054(15) 0.31095(13) 0.0327(4) Uani 1 1 d . .
C2 C 0.0553(3) 0.66169(15) 0.59114(13) 0.0330(4) Uani 1 1 d . .
H2A H -0.026687 0.703598 0.629176 0.040 Uiso 1 1 calc R U
H2B H 0.012648 0.583126 0.586185 0.040 Uiso 1 1 calc R U
C10 C -0.6754(3) 0.53517(14) 0.18951(12) 0.0298(4) Uani 1 1 d . .
C1 C 0.0525(2) 0.71428(14) 0.49469(12) 0.0282(4) Uani 1 1 d . .
C6 C -0.1166(3) 0.68617(15) 0.42919(13) 0.0333(4) Uani 1 1 d . .
C5 C 0.2344(3) 0.66713(16) 0.46202(13) 0.0352(4) Uani 1 1 d . .
H5A H 0.207805 0.595604 0.428748 0.042 Uiso 1 1 calc R U
H5B H 0.286696 0.720306 0.419663 0.042 Uiso 1 1 calc R U
O2 O -0.5994(3) 0.50536(14) 0.10661(11) 0.0619(5) Uani 1 1 d . .
H2 H -0.556002 0.562455 0.083297 0.074 Uiso 1 1 calc R U
C11 C -0.7593(3) 0.42823(16) 0.22476(14) 0.0368(4) Uani 1 1 d . .
H11A H -0.679609 0.362904 0.214490 0.044 Uiso 1 1 calc R U
H11B H -0.771057 0.433839 0.292032 0.044 Uiso 1 1 calc R U
C3 C 0.2633(3) 0.66946(16) 0.63308(13) 0.0369(5) Uani 1 1 d . .
H3A H 0.294536 0.611921 0.681711 0.044 Uiso 1 1 calc R U
H3B H 0.292218 0.743879 0.660940 0.044 Uiso 1 1 calc R U
C4 C 0.3738(3) 0.6498(2) 0.55057(15) 0.0455(5) Uani 1 1 d . .
H4A H 0.480575 0.703011 0.552554 0.055 Uiso 1 1 calc R U
H4B H 0.425427 0.573033 0.552484 0.055 Uiso 1 1 calc R U
C12 C -0.9544(3) 0.41896(19) 0.16682(17) 0.0489(6) Uani 1 1 d . .
H12A H -0.945708 0.376668 0.108768 0.059 Uiso 1 1 calc R U
H12B H -1.044340 0.380276 0.202630 0.059 Uiso 1 1 calc R U
C14 C -0.8473(3) 0.61173(18) 0.16837(18) 0.0515(6) Uani 1 1 d . .
H14A H -0.832266 0.661128 0.115010 0.062 Uiso 1 1 calc R U
H14B H -0.862879 0.658532 0.223215 0.062 Uiso 1 1 calc R U
C13 C -1.0184(4) 0.5350(2) 0.1448(3) 0.0759(9) Uani 1 1 d . .
H13A H -1.120188 0.555815 0.182162 0.091 Uiso 1 1 calc R U
H13B H -1.068594 0.541588 0.077956 0.091 Uiso 1 1 calc R U
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C1 O1 H1 109.5
C6 C7 C8 177.8(2)
C8 C9 C10 178.44(19)
C9 C8 C7 176.9(2)
C3 C2 C1 103.56(15)
C3 C2 H2A 111.0
C1 C2 H2A 111.0
C3 C2 H2B 111.0
C1 C2 H2B 111.0
H2A C2 H2B 109.0
O2 C10 C9 108.94(15)
O2 C10 C14 111.35(17)
C9 C10 C14 113.23(15)
O2 C10 C11 106.12(14)
C9 C10 C11 113.43(15)
C14 C10 C11 103.49(16)
O1 C1 C6 111.40(14)
O1 C1 C2 106.20(14)
C6 C1 C2 113.96(15)
O1 C1 C5 110.78(14)
C6 C1 C5 111.56(15)
C2 C1 C5 102.50(14)
C7 C6 C1 175.98(19)
C4 C5 C1 105.79(15)
C4 C5 H5A 110.6
C1 C5 H5A 110.6
C4 C5 H5B 110.6
C1 C5 H5B 110.6
H5A C5 H5B 108.7
C10 O2 H2 109.5
C12 C11 C10 104.14(15)
C12 C11 H11A 110.9
C10 C11 H11A 110.9
C12 C11 H11B 110.9
C10 C11 H11B 110.9
H11A C11 H11B 108.9
C2 C3 C4 104.50(15)
C2 C3 H3A 110.9
C4 C3 H3A 110.9
C2 C3 H3B 110.9
C4 C3 H3B 110.9
H3A C3 H3B 108.9
C5 C4 C3 106.81(16)
C5 C4 H4A 110.4
C3 C4 H4A 110.4
C5 C4 H4B 110.4
C3 C4 H4B 110.4
H4A C4 H4B 108.6
C13 C12 C11 106.27(18)
C13 C12 H12A 110.5
C11 C12 H12A 110.5
C13 C12 H12B 110.5
C11 C12 H12B 110.5
H12A C12 H12B 108.7
C10 C14 C13 106.05(18)
C10 C14 H14A 110.5
C13 C14 H14A 110.5
C10 C14 H14B 110.5
C13 C14 H14B 110.5
H14A C14 H14B 108.7
C12 C13 C14 107.6(2)
C12 C13 H13A 110.2
C14 C13 H13A 110.2
C12 C13 H13B 110.2
C14 C13 H13B 110.2
H13A C13 H13B 108.5
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
O1 C1 1.433(2)
O1 H1 0.8400
C7 C6 1.200(3)
C7 C8 1.381(3)
C9 C8 1.200(3)
C9 C10 1.471(3)
C2 C3 1.527(3)
C2 C1 1.529(2)
C2 H2A 0.9900
C2 H2B 0.9900
C10 O2 1.424(2)
C10 C14 1.529(3)
C10 C11 1.530(2)
C1 C6 1.470(3)
C1 C5 1.543(2)
C5 C4 1.529(3)
C5 H5A 0.9900
C5 H5B 0.9900
O2 H2 0.8400
C11 C12 1.529(3)
C11 H11A 0.9900
C11 H11B 0.9900
C3 C4 1.531(3)
C3 H3A 0.9900
C3 H3B 0.9900
C4 H4A 0.9900
C4 H4B 0.9900
C12 C13 1.486(3)
C12 H12A 0.9900
C12 H12B 0.9900
C14 C13 1.529(3)
C14 H14A 0.9900
C14 H14B 0.9900
C13 H13A 0.9900
C13 H13B 0.9900
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 PubChem 81606
