Chiral <i>versus</i> racemic building blocks in supramolecular chemistry: tartrate salts of organic diamines
Farrell, Dorcas M. M.; Ferguson, George; Lough, Alan J.; Glidewell, Christopher; Acta Crystallographica Section B 58 (2002) 272–288; doi:10.1107/S0108768101019632

data_2103265
_publ_section_title
;
 Chiral <i>versus</i> racemic building blocks in supramolecular
 chemistry: tartrate salts of organic diamines
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              272
_journal_page_last               288
_journal_paper_doi               10.1107/S0108768101019632
_journal_volume                  58
_journal_year                    2002
_chemical_formula_moiety         'C12 H11 N2, C12 H10 N2, C4 H6 O6, C4 H5 O6'
_chemical_formula_sum            'C32 H32 N4 O12'
_chemical_formula_weight         664.62
_chemical_name_systematic
;
1,2-Bis-(4'-pyridyl)ethene--(2R,3R)-tartaric acid (1/)
;
_space_group_IT_number           1
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_cell_angle_alpha                103.1622(18)
_cell_angle_beta                 109.9123(18)
_cell_angle_gamma                90.262(3)
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_cell_measurement_temperature    150(2)
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_cell_volume                     742.22(5)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
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_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
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'SHELXL-97  (Sheldrick, 1997b) and PRPKAPPA (Ferguson, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997b)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997a)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.992
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_diffrn_measurement_device_type  Kappa-CCD
_diffrn_measurement_method       '\f scans, and \w scans with \k offsets'
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_exptl_crystal_description       needle
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'w=1/[\s^2^(Fo^2^)+(0.0574P)^2^] where P=(Fo^2^+2Fc^2^)/3'
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_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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      P1
_cod_database_code               2103265
_cod_database_fobs_code          2103265