3,5-Dimethoxybenzohydrazide
Hui-Yan Liu; Feng Gao; Zai-Sheng Lu; De-Zhong Niu; Acta Crystallographica Section E 62 (2006) o1976–o1977; doi:10.1107/S1600536806013511

data_2208830
_publ_section_title
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 3,5-Dimethoxybenzohydrazide
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_journal_coeditor_code           CI2044
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1976
_journal_page_last               o1977
_journal_paper_doi               10.1107/S1600536806013511
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C9 H12 N2 O3'
_chemical_formula_moiety         'C9 H12 N2 O3'
_chemical_formula_sum            'C9 H12 N2 O3'
_chemical_formula_weight         196.21
_chemical_name_systematic
;
3,5-Dimethoxybenzohydrazide
;
_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           SHELXL97
_cell_angle_alpha                104.222(2)
_cell_angle_beta                 90.735(3)
_cell_angle_gamma                90.916(3)
_cell_formula_units_Z            4
_cell_length_a                   8.705(3)
_cell_length_b                   10.082(3)
_cell_length_c                   10.981(3)
_cell_measurement_reflns_used    462
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      18.488
_cell_measurement_theta_min      2.459
_cell_volume                     933.9(5)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 1999)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_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  0.0743
_diffrn_reflns_av_sigmaI/netI    0.2011
_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       13
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            4831
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.34
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.106
_exptl_absorpt_correction_T_max  0.9843
_exptl_absorpt_correction_T_min  0.9499
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.395
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             416
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.274
_refine_diff_density_min         -0.264
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         3217
_refine_ls_number_restraints     6
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_refine_ls_R_factor_all          0.2148
_refine_ls_R_factor_gt           0.0708
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0427P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1295
_refine_ls_wR_factor_ref         0.1719
_reflns_number_gt                1120
_reflns_number_total             3217
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci2044.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 
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_cod_database_code               2208830
_cod_database_fobs_code          2208830