New Series of Organogelators Derived from a Combinatorial Library of Primary Ammonium Monocarboxylate Salts
Ballabh, Amar; Trivedi, Darshak R.; Dastidar, Parthasarathi; Chemistry of Materials 18 (2006) 3795–; doi:10.1021/cm0605015

data_4001550
_publ_section_title
;
 New Series of Organogelators Derived from a Combinatorial Library of
 Primary Ammonium Monocarboxylate Salts
;
_journal_issue                   16
_journal_name_full               'Chemistry of Materials'
_journal_page_first              3795
_journal_paper_doi               10.1021/cm0605015
_journal_volume                  18
_journal_year                    2006
_chemical_formula_sum            'C23 H38 Br N O2'
_chemical_formula_weight         440.45
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 95.027(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   28.972(4)
_cell_length_b                   14.2687(17)
_cell_length_c                   5.7800(7)
_cell_measurement_temperature    293(2)
_cell_volume                     2380.2(5)
_computing_cell_refinement       'BRUKER AXS SMART 3'
_computing_data_collection       'BRUKER AXS SMART 3'
_computing_data_reduction        'BRUKER AXS SMART 3'
_computing_molecular_graphics    'PLATON, MERCURY 1.2'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.937
_diffrn_measured_fraction_theta_max 0.937
_diffrn_measurement_device_type  'BRUKER SMART CCD AREA DETECTOR'
_diffrn_measurement_method       PHI-OMEGA
_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  0.0363
_diffrn_reflns_av_sigmaI/netI    0.0574
_diffrn_reflns_limit_h_max       37
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            14222
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.59
_diffrn_standards_decay_%        '<10 %'
_exptl_absorpt_coefficient_mu    1.743
_exptl_absorpt_correction_type   SADABS
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.229
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             936
_exptl_crystal_size_max          1.22mm
_exptl_crystal_size_mid          0.82mm
_exptl_crystal_size_min          0.02mm
_refine_diff_density_max         0.574
_refine_diff_density_min         -0.202
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.988
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     246
_refine_ls_number_reflns         5544
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.988
_refine_ls_R_factor_all          0.0925
_refine_ls_R_factor_gt           0.0474
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0560P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1015
_refine_ls_wR_factor_ref         0.1167
_reflns_number_gt                3393
_reflns_number_total             5544
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm0605015si20060301_110327.cif
_cod_data_source_block           ab0671
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'MONOCLINIC' changed to 'monoclinic'
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_original_sg_symbol_H-M      'P 2(1)/C'
_cod_database_code               4001550