2-[(1,3-Benzodioxol-5-yl)methylene]-6,7-dihydro-5<i>H</i>-thiazolo[3,2-<i>a</i>]pyrimidin-3-one
Liang, Zu-Pei; Acta Crystallographica Section E 60 (2004) o339–o340; doi:10.1107/S1600536804001357

data_2203294
_publ_section_title
2-[(1,3-Benzodioxol-5-yl)methylene]-6,7-dihydro-5<i>H</i>-thiazolo[3,2-<i>a</i>]pyrimidin-3-one
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o339
_journal_page_last               o340
_journal_paper_doi               10.1107/S1600536804001357
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C14 H12 N2 O3 S'
_chemical_formula_moiety         'C14 H12 N2 O3 S'
_chemical_formula_sum            'C14 H12 N2 O3 S'
_chemical_formula_weight         288.32
_chemical_melting_point          424.5(5)
_chemical_name_systematic
;
2-[(1,3-Benzodioxol-5-yl)methylene]-6,7-dihydro-5H-thiazolo[3,2-a]pyrimidin-
3-one
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_cell_angle_alpha                82.402(13)
_cell_angle_beta                 79.337(12)
_cell_angle_gamma                67.609(12)
_cell_formula_units_Z            2
_cell_length_a                   7.494(4)
_cell_length_b                   8.050(5)
_cell_length_c                   12.097(7)
_cell_measurement_reflns_used    887
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.50
_cell_measurement_theta_min      2.97
_cell_volume                     661.6(7)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        'SAINT (Bruker, 1997)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.975
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \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  0.0171
_diffrn_reflns_av_sigmaI/netI    0.0324
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            3961
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.58
_diffrn_reflns_theta_min         1.72
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.253
_exptl_absorpt_correction_T_max  0.980
_exptl_absorpt_correction_T_min  0.877
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 1997)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.447
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             300
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.202
_refine_diff_density_min         -0.174
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2696
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0582
_refine_ls_R_factor_gt           0.0391
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0576P)^2^+0.128P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1143
_reflns_number_gt                2070
_reflns_number_total             2696
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fl6079.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:

'_chemical_melting_point' value '424-425K' was changed to '424.5(5)'
- the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_chemical_melting_point' value '424-425K' was changed to '424.5(5)'
- the average value was taken and precision was
estimated.

'_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               2203294
_cod_database_fobs_code          2203294