Are gamma amino acids promising tools of crystal engineering? – Multicomponent crystals of baclofen
Báthori, Nikoletta B.; Kilinkissa, Ornella E. Y.; CrystEngComm 17 (2015) 8264–; doi:10.1039/C5CE01383F

data_7222242
_publ_section_title
;
 Are gamma amino acids promising tools of crystal engineering? --
 Multicomponent crystals of baclofen
;
_journal_issue                   43
_journal_name_full               CrystEngComm
_journal_page_first              8264
_journal_paper_doi               10.1039/C5CE01383F
_journal_volume                  17
_journal_year                    2015
_chemical_formula_sum            'C41 H42 Cl2 N2 O10'
_chemical_formula_weight         793.67
_chemical_melting_point          371
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-07-08 deposited with the CCDC.
2015-09-20 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 99.21(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.910(3)
_cell_length_b                   35.478(7)
_cell_length_c                   7.4293(15)
_cell_measurement_reflns_used    6254
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.38
_cell_measurement_theta_min      1.80
_cell_volume                     3879.3(14)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_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    0.0243
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -44
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            7879
_diffrn_reflns_theta_full        26.38
_diffrn_reflns_theta_max         26.38
_diffrn_reflns_theta_min         1.80
_exptl_absorpt_coefficient_mu    0.229
_exptl_absorpt_correction_T_max  0.9887
_exptl_absorpt_correction_T_min  0.9346
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.359
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1664
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: methanol:water=1:1'
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.550
_refine_diff_density_min         -0.383
_refine_diff_density_rms         0.041
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     533
_refine_ls_number_reflns         7879
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0610
_refine_ls_R_factor_gt           0.0430
_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^)+(0.0394P)^2^+2.5655P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0966
_refine_ls_wR_factor_ref         0.1068
_reflns_number_gt                6254
_reflns_number_total             7879
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce01383f2.cif
_cod_data_source_block           bacba
_cod_depositor_comments
'Adding full bibliography for 7222242--7222247.cif.'
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7222242