(<i>E</i>)-4-(2-Chloro-1-hydroxy-2,6,6-trimethylcyclohexyl)but-3-en-2-one
Liu, Shan; Yang, Xiao-Yan; Zhang, Yu-Ling; Acta Crystallographica Section E 68 (2012) o3485–; doi:10.1107/S1600536812048544

data_2237089
_publ_section_title
;
 (<i>E</i>)-4-(2-Chloro-1-hydroxy-2,6,6-trimethylcyclohexyl)but-3-en-2-one
;
_journal_coeditor_code           ZJ2098
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3485
_journal_paper_doi               10.1107/S1600536812048544
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C13 H21 Cl O2'
_chemical_formula_moiety         'C13 H21 Cl O2'
_chemical_formula_sum            'C13 H21 Cl O2'
_chemical_formula_weight         244.75
_chemical_melting_point_gt       380
_chemical_melting_point_lt       383
_chemical_name_systematic
;
(<i>E</i>)-4-(2-Chloro-1-hydroxy-2,6,6-trimethylcyclohexyl)but-3-en-2-one
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.24(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.2660(10)
_cell_length_b                   8.586(2)
_cell_length_c                   24.868(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      10
_cell_volume                     1336.9(5)
_computing_cell_refinement       'CAD-4 Software (Enraf--Nonius, 1985)'
_computing_data_collection       'CAD-4 Software (Enraf--Nonius, 1985)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Enraf--Nonius CAD-4'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0679
_diffrn_reflns_av_sigmaI/netI    0.0533
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            2688
_diffrn_reflns_theta_full        25.36
_diffrn_reflns_theta_max         25.36
_diffrn_reflns_theta_min         1.64
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 200
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.271
_exptl_absorpt_correction_T_max  0.9734
_exptl_absorpt_correction_T_min  0.9231
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North <i>et al.</i>, 1968)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.216
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Cube
_exptl_crystal_F_000             528
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.453
_refine_diff_density_min         -0.289
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2450
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.1032
_refine_ls_R_factor_gt           0.0676
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.10P)^2^+0.30P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1584
_refine_ls_wR_factor_ref         0.1792
_reflns_number_gt                1611
_reflns_number_total             2450
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            zj2098.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2237089
_cod_database_fobs_code          2237089