<i>tert</i>-Butyl <i>N</i>'-[4-(2-pyridyl)benzylidene]hydrazinecarboxylate
Feng, Qi; Tang, Qiong; Xu, Hao; Yao, Cheng; Acta Crystallographica Section E 65 (2009) o1127–; doi:10.1107/S1600536809012835

data_2221720
_publ_section_title
;
 <i>tert</i>-Butyl
 <i>N</i>'-[4-(2-pyridyl)benzylidene]hydrazinecarboxylate
;
_journal_coeditor_code           HK2661
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1127
_journal_paper_doi               10.1107/S1600536809012835
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C17 H19 N3 O2'
_chemical_formula_moiety         'C17 H19 N3 O2'
_chemical_formula_sum            'C17 H19 N3 O2'
_chemical_formula_weight         297.35
_chemical_name_systematic
;
<i>tert</i>-Butyl <i>N</i>'-[4-(2-pyridyl)benzylidene]hydrazinecarboxylate
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 91.01(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.3080(11)
_cell_length_b                   6.3010(13)
_cell_length_c                   23.459(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      9
_cell_volume                     784.5(3)
_computing_cell_refinement       'CAD-4 Software (Enraf--Nonius, 1985)'
_computing_data_collection       'CAD-4 Software (Enraf--Nonius, 1985)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Nonius--Nonius CAD-4'
_diffrn_measurement_method       \w/2\q
_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  0.0277
_diffrn_reflns_av_sigmaI/netI    0.0448
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            1743
_diffrn_reflns_theta_full        25.27
_diffrn_reflns_theta_max         25.27
_diffrn_reflns_theta_min         1.74
_diffrn_standards_decay_%        1
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_T_max  0.9916
_exptl_absorpt_correction_T_min  0.9751
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   '(North <i>et al.</i>,  1968)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.259
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             316
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.164
_refine_diff_density_min         -0.214
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         1566
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.0697
_refine_ls_R_factor_gt           0.0508
_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^)+(0.1P)^2^+0.33P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1387
_refine_ls_wR_factor_ref         0.1703
_reflns_number_gt                1249
_reflns_number_total             1566
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hk2661.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               2221720
_cod_database_fobs_code          2221720