Methylmalonamide and ethylmalonamide
Sakamoto, Jun; Nakagawa, Takashi; Kanehisa, Nobuko; Kai, Yasushi; Katsura, Masahiro; Acta Crystallographica Section C 56 (2000) e411–e412; doi:10.1107/S0108270100010866

data_2011376
_publ_section_title
;
 Methylmalonamide and ethylmalonamide
;
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              e411
_journal_page_last               e412
_journal_paper_doi               10.1107/S0108270100010866
_journal_volume                  56
_journal_year                    2000
_chemical_formula_moiety         'C5 H10 N2 O2 '
_chemical_formula_sum            'C5 H10 N2 O2'
_chemical_formula_weight         130.15
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_cell_angle_alpha                90
_cell_angle_beta                 96.690(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.5700(10)
_cell_length_b                   9.5020(10)
_cell_length_c                   11.0320(10)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    296.2
_cell_measurement_theta_max      13.5
_cell_measurement_theta_min      12.8
_cell_volume                     684.02(14)
_computing_cell_refinement
;
MSC/AFC Diffractometer Control Software
;
_computing_data_collection
;
MSC/AFC Diffractometer Control Software
(Molecular Structure Corporation, 1990)
;
_computing_data_reduction
;
TEXSAN (Molecular Structure Corporation & Rigaku Corporation, 1999)
;
_computing_publication_material  TEXSAN
_computing_structure_refinement  TEXSAN
_computing_structure_solution    'SIR92 (Altomare et al., 1993)'
_diffrn_measured_fraction_theta_full .9994
_diffrn_measured_fraction_theta_max .9994
_diffrn_measurement_device_type  'Rigaku AFC-5R'
_diffrn_measurement_method       \w-2\q
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .7107
_diffrn_reflns_av_R_equivalents  .029
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            1830
_diffrn_reflns_theta_full        27.57
_diffrn_reflns_theta_max         27.57
_diffrn_standards_decay_%        .50
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    .098
_exptl_absorpt_correction_T_max  .998
_exptl_absorpt_correction_T_min  .974
_exptl_absorpt_correction_type   '\y scan'
_exptl_absorpt_process_details   '(North et al., 1968)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.264
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_size_max          .20
_exptl_crystal_size_mid          .20
_exptl_crystal_size_min          .20
_refine_diff_density_max         .60
_refine_diff_density_min         -.27
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.131
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     121
_refine_ls_number_reflns         1589
_refine_ls_R_factor_gt           .0509
_refine_ls_shift/su_max          .0033
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/(\s^2^(Fo^2^) + {0.048[Max(Fo^2^,0) + 2Fc^2^]/3}^2^)'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .1203
_reflns_number_gt                1077
_reflns_number_total             1589
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            qd0020.cif
_cod_data_source_block           II
_cod_original_cell_volume        684.1(2)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_original_formula_sum        'C5 H10 N2 O2 '
_cod_database_code               2011376
_cod_database_fobs_code          2011376