<i>N</i>-(2-Formamidoethyl)formamide
Yang, Jin-hui; Chen, Yan-xue; Wang, Shao-hui; Wang, Jian-lei; Acta Crystallographica Section E 64 (2008) o2418–; doi:10.1107/S1600536808038488

data_2220142
_publ_section_title
;
 <i>N</i>-(2-Formamidoethyl)formamide
;
_journal_coeditor_code           DN2396
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2418
_journal_paper_doi               10.1107/S1600536808038488
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C4 H8 N2 O2'
_chemical_formula_moiety         'C4 H8 N2 O2'
_chemical_formula_sum            'C4 H8 N2 O2'
_chemical_formula_weight         116.12
_chemical_name_systematic
;
<i>N</i>-(2-Formamidoethyl)formamide
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.7138(17)
_cell_length_b                   6.6714(13)
_cell_length_c                   9.3162(19)
_cell_measurement_reflns_used    1513
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.833
_cell_measurement_theta_min      3.053
_cell_volume                     541.58(19)
_computing_cell_refinement       'CrystalClear (Rigaku, 2005)'
_computing_data_collection       'CrystalClear (Rigaku, 2005)'
_computing_data_reduction        'CrystalClear (Rigaku, 2005)'
_computing_molecular_graphics
;
ORTEPIII (Burnett & Johnson, 1996), ORTEP-3 for Windows (Farrugia,
1997) and
PLATON (Spek, 2003)
;
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      113(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0351
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            2736
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         4.38
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_T_max  0.9819
_exptl_absorpt_correction_T_min  0.9642
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrystalClear; Rigaku, 2005)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.424
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             248
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.206
_refine_diff_density_min         -0.146
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.110
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     40
_refine_ls_number_reflns         467
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.110
_refine_ls_R_factor_all          0.0292
_refine_ls_R_factor_gt           0.0272
_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^)+(0.0378P)^2^+0.1199P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0718
_refine_ls_wR_factor_ref         0.0726
_reflns_number_gt                431
_reflns_number_total             467
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            dn2396.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 'Orthorhombic' changed to
'orthorhombic' 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_database_code               2220142
_cod_database_fobs_code          2220142