Methyl 2-[(<i>E</i>)-3-hydroxy-4-methoxybenzylidene]hydrazinecarboxylate
Lv, Lu-Ping; Yu, Tie-Ming; Yu, Wen-Bo; Li, Wei-Wei; Hu, Xian-Chao; Acta Crystallographica Section E 65 (2009) o1384–; doi:10.1107/S1600536809018996

data_2221970
_publ_section_title
;
 Methyl
 2-[(<i>E</i>)-3-hydroxy-4-methoxybenzylidene]hydrazinecarboxylate
;
_journal_coeditor_code           CI2804
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1384
_journal_paper_doi               10.1107/S1600536809018996
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C10 H12 N2 O4'
_chemical_formula_moiety         'C10 H12 N2 O4'
_chemical_formula_sum            'C10 H12 N2 O4'
_chemical_formula_weight         224.22
_chemical_name_systematic
;
Methyl 2-[(<i>E</i>)-3-hydroxy-4-methoxybenzylidene]hydrazinecarboxylate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 100.944(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.7223(12)
_cell_length_b                   9.2106(14)
_cell_length_c                   15.092(2)
_cell_measurement_reflns_used    1944
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      25.5
_cell_measurement_theta_min      2.6
_cell_volume                     1053.9(3)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SAINT (Bruker, 2002)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0235
_diffrn_reflns_av_sigmaI/netI    0.0243
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            5767
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.60
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.111
_exptl_absorpt_correction_T_max  0.9822
_exptl_absorpt_correction_T_min  0.9784
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2002)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.413
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.192
_refine_diff_density_min         -0.183
_refine_ls_extinction_coef       0.035(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     149
_refine_ls_number_reflns         1944
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0391
_refine_ls_R_factor_gt           0.0336
_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^)+(0.0545P)^2^+0.1597P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0916
_refine_ls_wR_factor_ref         0.0977
_reflns_number_gt                1657
_reflns_number_total             1944
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci2804.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 'Monoclinic' changed to 'monoclinic'
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_original_cell_volume        1054.0(3)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2221970
_cod_database_fobs_code          2221970