5-Acetyl-4-methyl-2-pyrimidinylhydrazine and 5-(1-hydrazonoethyl)-4-methyl-2-pyrimidinylhydrazine, C~7~H~10~N~4~O and C~7~H~12~N~6~
Cousson, A.; Nectoux, F.; Bachet, B.; Kokel, B.; Hubert-Habart, M.; Acta Crystallographica Section C 50 (1994) 1753–1756; doi:10.1107/S0108270194002106

data_2010200
_publ_section_title
;
 5-Acetyl-4-methyl-2-pyrimidinylhydrazine and
 5-(1-hydrazonoethyl)-4-methyl-2-pyrimidinylhydrazine, C~7~H~10~N~4~O
 and C~7~H~12~N~6~
;
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1753
_journal_page_last               1756
_journal_paper_doi               10.1107/S0108270194002106
_journal_volume                  50
_journal_year                    1994
_chemical_formula_sum            'C7 H10 N4 O'
_chemical_formula_weight         166.18
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_type_scat_source           IntTabIV
_cell_angle_alpha                90.
_cell_angle_beta                 90.12(3)
_cell_angle_gamma                90.
_cell_formula_units_Z            8
_cell_length_a                   22.391(9)
_cell_length_b                   3.876(3)
_cell_length_c                   17.683(7)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293
_cell_measurement_theta_max      20
_cell_measurement_theta_min      18
_cell_volume                     1534.7(15)
_diffrn_measurement_device       'Philips PW1100'
_diffrn_measurement_method       \w-2\q
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.032
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            3202
_diffrn_reflns_theta_max         67
_diffrn_standards_decay_%        <0.02
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.810
_exptl_absorpt_correction_T_max  0.965
_exptl_absorpt_correction_T_min  0.777
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.439
_exptl_crystal_description       prism
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.1
_refine_diff_density_min         -0.2
_refine_ls_extinction_coef       27.0(10)
_refine_ls_extinction_method     'Larson (1970)'
_refine_ls_goodness_of_fit_obs   1.5
_refine_ls_hydrogen_treatment    refU
_refine_ls_number_parameters     111
_refine_ls_number_reflns         1172
_refine_ls_R_factor_obs          0.038
_refine_ls_shift/esd_max         0.003
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      unit
_refine_ls_wR_factor_obs         0.039
_reflns_number_observed          1172
_reflns_number_total             2758
_reflns_observed_criterion       I>=3\s(I)
_cod_data_source_file            ka1062.cif
_cod_data_source_block           ka1062_structure_1_of_2
_cod_original_cell_volume        1534(3)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2010200