2-Hydroxy-4-(methacryloyloxy)acetophenone
G. Chakkaravarthi; A. Anthonysamy; S. Balasubramanian; V. Manivannan; Acta Crystallographica Section E 63 (2007) o4163–o4163; doi:10.1107/S1600536807046478

data_2215562
_publ_section_title
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 2-Hydroxy-4-(methacryloyloxy)acetophenone
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_journal_coeditor_code           IS2203
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4163
_journal_page_last               o4163
_journal_paper_doi               10.1107/S1600536807046478
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C12 H12 O4'
_chemical_formula_moiety         'C12 H12 O4'
_chemical_formula_sum            'C12 H12 O4'
_chemical_formula_weight         220.22
_chemical_name_systematic
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2-Hydroxy-4-(methacryloyloxy)acetophenone
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                84.0200(10)
_cell_angle_beta                 87.447(2)
_cell_angle_gamma                65.8660(10)
_cell_formula_units_Z            2
_cell_length_a                   6.6413(2)
_cell_length_b                   7.2833(3)
_cell_length_c                   12.4387(4)
_cell_measurement_reflns_used    6586
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      35.112
_cell_measurement_theta_min      3.078
_cell_volume                     546.09(3)
_computing_cell_refinement       'APEX2 (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'APEX2 (Bruker, 2004)'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.945
_diffrn_measurement_device_type  'Bruker Kappa-APEXII'
_diffrn_measurement_method       '\w and \f'
_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  0.0242
_diffrn_reflns_av_sigmaI/netI    0.0215
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            16320
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         35.90
_diffrn_reflns_theta_min         1.65
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_T_max  0.9850
_exptl_absorpt_correction_T_min  0.9661
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.339
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             232
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.401
_refine_diff_density_min         -0.216
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     185
_refine_ls_number_reflns         4847
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0723
_refine_ls_R_factor_gt           0.0474
_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^)+(0.0909P)^2^+0.037P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1453
_refine_ls_wR_factor_ref         0.1663
_reflns_number_gt                3225
_reflns_number_total             4847
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            is2203.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 'Triclinic' changed to 'triclinic'
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               2215562
_cod_database_fobs_code          2215562