Singularities in Molecular Conformation
Sobczak, Szymon; Katrusiak, Andrzej; Crystal Growth & Design 15 (2015) 5530–5534; doi:10.1021/acs.cgd.5b01156

data_4513832
_publ_section_title
;
 Singularities in Molecular Conformation
;
_journal_coden_ASTM              CGDEFU
_journal_issue                   11
_journal_name_full               'Crystal Growth & Design'
_journal_page_first              5530
_journal_page_last               5534
_journal_paper_doi               10.1021/acs.cgd.5b01156
_journal_volume                  15
_journal_year                    2015
_chemical_formula_moiety         'C6 H12 O'
_chemical_formula_sum            'C6 H12 O'
_chemical_formula_weight         100.16
_chemical_melting_point          220.65
_chemical_name_common            pinacolone
_chemical_name_systematic        3,3-Dimethyl-2-butanone
_space_group_crystal_system      monoclinic
_space_group_IT_number           11
_space_group_name_Hall           '-P 2yb'
_space_group_name_H-M_alt        'P 1 21/m 1'
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_doi                 10.5517/cc13lk9k
_audit_update_record
;
2015-10-05 deposited with the CCDC.
2016-03-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 108.275(16)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.6940(9)
_cell_length_b                   8.6422(14)
_cell_length_c                   6.9770(10)
_cell_measurement_reflns_used    2499
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      28.3950
_cell_measurement_theta_min      3.7420
_cell_volume                     326.01(9)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET)
(compiled Jan 14 2014,18:38:05)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET)
(compiled Jan 14 2014,18:38:05)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET)
(compiled Jan 14 2014,18:38:05)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      120
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.1544
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      -0.0886087000
_diffrn_orient_matrix_UB_12      0.0369502000
_diffrn_orient_matrix_UB_13      -0.0819690000
_diffrn_orient_matrix_UB_21      0.0928377000
_diffrn_orient_matrix_UB_22      0.0509107000
_diffrn_orient_matrix_UB_23      -0.0110180000
_diffrn_orient_matrix_UB_31      0.0272241000
_diffrn_orient_matrix_UB_32      -0.0527697000
_diffrn_orient_matrix_UB_33      -0.0678707000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0316
_diffrn_reflns_av_unetI/netI     0.0152
_diffrn_reflns_Laue_measured_fraction_full 0.976
_diffrn_reflns_Laue_measured_fraction_max 0.977
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            5487
_diffrn_reflns_point_group_measured_fraction_full 0.976
_diffrn_reflns_point_group_measured_fraction_max 0.977
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.990
_diffrn_reflns_theta_min         3.075
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.62059
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET)
(compiled Jan 14 2014,18:38:05)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear whiteish colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   whiteish
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.020
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cylinder
_exptl_crystal_F_000             112
_exptl_crystal_preparation
'The low temperature experiment was performed using OxfordCryo system.'
_exptl_crystal_size_max          0.91
_exptl_crystal_size_mid          0.49
_exptl_crystal_size_min          0.49
_refine_diff_density_max         0.436
_refine_diff_density_min         -0.166
_refine_diff_density_rms         0.058
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     70
_refine_ls_number_reflns         668
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.095
_refine_ls_R_factor_all          0.0512
_refine_ls_R_factor_gt           0.0485
_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/[\s^2^(Fo^2^)+(0.0807P)^2^+0.1001P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1359
_refine_ls_wR_factor_ref         0.1378
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    .
_reflns_Friedel_fraction_max     .
_reflns_number_gt                609
_reflns_number_total             668
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            1030727-1030734.cif
_cod_data_source_block           pin_lt120
_cod_depositor_comments
;
 Updated bibliographic information.

 Antanas Vaitkus,
 2019-12-02
;
_cod_database_code               4513832
_shelxl_version_number           2013-4
_chemical_oxdiff_formula         C6H12O1
_reflns_odcompleteness_completeness 94.21
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     28.77
_shelx_res_checksum              41837
_shelx_hkl_checksum              59083