Study of three solvates of sulfamethazine
Ahuja, Dipali; Bannigan, Pauric; Rasmuson, Ake; CrystEngComm  (2017) –; doi:10.1039/C7CE01610G

data_7229349
_publ_section_title
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 Study of three solvates of sulfamethazine
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_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/C7CE01610G
_journal_year                    2017
_chemical_formula_moiety         'C12 H14 N4 O2 S, C3 H7 N O'
_chemical_formula_sum            'C15 H21 N5 O3 S'
_chemical_formula_weight         351.43
_chemical_name_common            SMT-DMF
_chemical_name_systematic        'Sulfamethazine-DMF Solvate'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2017-08-03
_audit_creation_method
;
Olex2 1.2
(compiled 2017.07.20 svn.r3457 for OlexSys, GUI svn.r5370)
;
_audit_update_record
;
2017-08-24 deposited with the CCDC.
2017-10-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 71.354(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.3986(6)
_cell_length_b                   13.8030(9)
_cell_length_c                   14.5682(10)
_cell_measurement_reflns_used    9956
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.89
_cell_measurement_theta_min      2.95
_cell_volume                     1790.7(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      298.0
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0242
_diffrn_reflns_av_unetI/netI     0.0107
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            58196
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.929
_diffrn_reflns_theta_min         2.722
_exptl_absorpt_coefficient_mu    0.204
_exptl_absorpt_correction_T_max  0.972
_exptl_absorpt_correction_T_min  0.964
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.304
_exptl_crystal_description       block
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.507
_refine_diff_density_min         -0.312
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         4276
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.0566
_refine_ls_R_factor_gt           0.0467
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0771P)^2^+0.7662P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1334
_refine_ls_wR_factor_ref         0.1453
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3616
_reflns_number_total             4276
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ce01610g1.cif
_cod_data_source_block           da1
_cod_database_code               7229349
_shelxl_version_number           2013-3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups, All N(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 N2(H2), C3(H3), C2(H2A), C5(H5), C6(H6), C9(H9), C1A(H1AA)
2.b X=CH2 refined with riding coordinates:
 N1(H1A,H1B)
2.c Idealised Me refined as rotating group:
 C12(H12A,H12B,H12C), C11(H11A,H11B,H11C), C2A(H2AA,H2AB,H2AC), C3A(H3AA,H3AB,
 H3AC)
;
_shelx_res_checksum              48
_olex2_submission_special_instructions 'No special instructions were received'