7-Amino-4-methylcoumarin
Jasinski, Jerry P.; Woudenberg, Richard C.; Acta Crystallographica Section C 50 (1994) 1954–1956; doi:10.1107/S0108270194005834

data_2010292
_publ_contact_author
;
    Dr. Jerry P. Jasinski
    Chemistry Department
    Keene State College
    229 Main St.
    Keene, New Hampshire 03431 USA
;
_publ_section_title
;
 7-Amino-4-methylcoumarin
;
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1954
_journal_page_last               1956
_journal_paper_doi               10.1107/S0108270194005834
_journal_volume                  50
_journal_year                    1994
_chemical_formula_moiety         'C10 H9 N O2'
_chemical_formula_sum            'C10 H9 N O2'
_chemical_formula_weight         175.19
_chemical_name_systematic
;
7-Amino-4-methylcoumarin
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_audit_creation_method           'from TEXRAY.INF file'
_cell_angle_alpha                95.130(10)
_cell_angle_beta                 110.110(10)
_cell_angle_gamma                71.780(10)
_cell_formula_units_Z            2
_cell_length_a                   7.1570(10)
_cell_length_b                   9.5660(10)
_cell_length_c                   6.9200(10)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    296
_cell_measurement_theta_max      49.7
_cell_measurement_theta_min      44.2
_cell_volume                     422.49(10)
_computing_cell_refinement       ' MSC/AFC Diffractometer Control Software'
_computing_data_collection
; MSC/AFC Diffractometer Control Software
(Molecular Structure Corporation, 1988)
;
_computing_data_reduction
' TEXSAN PROCESS (Molecular Structure Corporation, 1985)'
_computing_molecular_graphics
' VAXSTATION 3520 (Digital Equipment Corporation, 1990)'
_computing_publication_material  'TEXSAN FINISH'
_computing_structure_refinement  'TEXSAN LS'
_computing_structure_solution    'MITHRIL (Gilmore, 1984)'
_diffrn_ambient_temperature      296
_diffrn_measurement_device       'Rigaku AFC-6S'
_diffrn_measurement_method       '\w scans with profile analysis'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'X-ray tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  XX
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_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            2089
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         5.00
_diffrn_standards_decay_%        2.20
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.0907
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.92
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   \y
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.377
_exptl_crystal_description       prism
_exptl_crystal_F_000             184
_exptl_crystal_size_max          0.90
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.18
_refine_diff_density_min         -0.24
_refine_ls_extinction_coef       2.8325E-5
_refine_ls_extinction_method
' Type 2 gaussian isotropic (Zachariasen, 1963)'
_refine_ls_goodness_of_fit_obs   1.901
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
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_refine_ls_number_reflns         1232
_refine_ls_number_restraints     0
_refine_ls_R_factor_obs          0.041
_refine_ls_shift/esd_max         0.0056
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 4F~o~^2^/\s^2^F~o~^2^'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_obs         0.050
_reflns_number_observed          1232
_reflns_number_total             1934
_reflns_observed_criterion       I>3.0\s(I)
_cod_data_source_file            hh1048.cif
_cod_data_source_block           HH1048
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_site_thermal_displace_type' tag value 'Uij' was replaced with
'Uani' value 22 times.

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

The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value 'calc w = 4F~o~^2^/\s^2^F~o~^2^'
was changed to 'calc'. New tag '_refine_ls_weighting_details' was
created. The value of the new tag was set to 'w =
4F~o~^2^/\s^2^F~o~^2^'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        422.5(2)
_cod_database_code               2010292