Nonclassical Odd–even Alternation in Mixed-Chain Diacylethanolamines: Implications of Polymorphism
Tarafdar, Pradip K.; Reddy, S. Thirupathi; Swamy, Musti J.; Crystal Growth & Design 12 (2012) 1132–; doi:10.1021/cg200698t

data_4505452
_publ_section_title
;
 Nonclassical Odd--even Alternation in Mixed-Chain Diacylethanolamines:
 Implications of Polymorphism
;
_journal_issue                   3
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1132
_journal_paper_doi               10.1021/cg200698t
_journal_volume                  12
_journal_year                    2012
_chemical_formula_moiety         'C30 H59 N O3'
_chemical_formula_sum            'C30 H59 N O3'
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
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_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.046(2)
_cell_length_b                   4.8948(12)
_cell_length_c                   69.909(17)
_cell_measurement_reflns_used    1172
_cell_measurement_temperature    298(2)
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_cell_measurement_theta_min      2.33
_cell_volume                     3095.5(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
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_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_k_max       5
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_diffrn_reflns_limit_l_max       61
_diffrn_reflns_limit_l_min       -83
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_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.75
_exptl_absorpt_coefficient_mu    0.064
_exptl_absorpt_correction_T_max  0.9949
_exptl_absorpt_correction_T_min  0.9809
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.034
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1080
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_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0536P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1166
_refine_ls_wR_factor_ref         0.1445
_reflns_number_gt                2453
_reflns_number_total             4641
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg200698t_si_002.cif
_cod_data_source_block           new
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        3095.4(13)
_cod_original_sg_symbol_H-M      Pca2(1)
_cod_database_code               4505452