1-(2,4-Dichlorophenyl)-4,4-dimethylpent-1-en-3-one
Xia, Lin; Hu, Ai-Xi; Acta Crystallographica Section E 64 (2008) o1983–; doi:10.1107/S1600536808029838

data_2219701
_publ_section_title
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 1-(2,4-Dichlorophenyl)-4,4-dimethylpent-1-en-3-one
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_journal_coeditor_code           SG2260
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1983
_journal_paper_doi               10.1107/S1600536808029838
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C13 H14 Cl2 O'
_chemical_formula_moiety         'C13 H14 Cl2 O'
_chemical_formula_sum            'C13 H14 Cl2 O'
_chemical_formula_weight         257.14
_chemical_melting_point          385
_chemical_name_systematic
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1-(2,4-Dichlorophenyl)-4,4-dimethylpent-1-en-3-one
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.2553(7)
_cell_length_b                   7.0458(4)
_cell_length_c                   15.4969(9)
_cell_measurement_reflns_used    3552
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.00
_cell_measurement_theta_min      2.24
_cell_volume                     1228.94(13)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        'SAINT-Plus (Bruker, 2003)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD'
_diffrn_measurement_method       \w
_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  0.0212
_diffrn_reflns_av_sigmaI/netI    0.0192
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            6162
_diffrn_reflns_theta_full        27.03
_diffrn_reflns_theta_max         27.03
_diffrn_reflns_theta_min         2.24
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.503
_exptl_absorpt_correction_T_max  0.9283
_exptl_absorpt_correction_T_min  0.7978
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2004)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.390
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             536
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.39
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.281
_refine_diff_density_min         -0.360
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     95
_refine_ls_number_reflns         1444
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0390
_refine_ls_R_factor_gt           0.0316
_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^)+(0.0391P)^2^+0.6612P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0803
_refine_ls_wR_factor_ref         0.0847
_reflns_number_gt                1227
_reflns_number_total             1444
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sg2260.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2219701
_cod_database_fobs_code          2219701