Crystal structures and physicochemical properties of diltiazem base and its acetylsalicylate, nicotinate andl-malate salts
Stepanovs, D.; Jure, M.; Gosteva, M.; Popelis, J.; Kiselovs, G.; Mishnev, A.; CrystEngComm 18 (2016) 1235–; doi:10.1039/C5CE01204J

data_7223974
_publ_section_title
;
 Crystal structures and physicochemical properties of diltiazem base and
 its acetylsalicylate, nicotinate andl-malate salts
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              1235
_journal_paper_doi               10.1039/C5CE01204J
_journal_volume                  18
_journal_year                    2016
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C22 H26 N2 O4 S'
_chemical_formula_sum            'C22 H26 N2 O4 S'
_chemical_formula_weight         414.51
_chemical_name_common            Diltiazem
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-03-26 deposited with the CCDC.
2016-01-22 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3387(2)
_cell_length_b                   13.9027(4)
_cell_length_c                   16.5550(5)
_cell_measurement_reflns_used    11053
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.034
_cell_measurement_theta_min      0.998
_cell_volume                     2149.39(10)
_computing_cell_refinement       'HKL Scalepack (Otwinovski & Minor, 1997)'
_computing_data_collection       'KappaCCD Server Software (Nonius, 1997)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinovski & Minor, 1997)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 2012)'
_computing_publication_material
;
SHELXL-97 (Sheldrick, 2008), 
PLATON (Spek, 2009) and publCIF (Westrip, 2010)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2011 (Burla, 2012)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       CCD
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1012
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            6221
_diffrn_reflns_theta_full        30.02
_diffrn_reflns_theta_max         30.02
_diffrn_reflns_theta_min         3.65
_exptl_absorpt_coefficient_mu    0.181
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.281
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             880
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.306
_refine_diff_density_min         -0.326
_refine_diff_density_rms         0.060
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     266
_refine_ls_number_reflns         6221
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.1146
_refine_ls_R_factor_gt           0.0638
_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^)+(0.0306P)^2^+0.8701P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0981
_refine_ls_wR_factor_ref         0.1130
_reflns_number_gt                4230
_reflns_number_total             6221
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce01204j2.cif
_cod_data_source_block           dil
_cod_depositor_comments
'Adding full bibliography for 7223974--7223977.cif.'
_cod_database_code               7223974