A synthesis of oligomeric alpha-hydroxy phenylphosphinates and a study of the conformational preferences of the dimers.
Afarinkia, Kamyar; Royappa, Martin; Scowen, Ian J.; Steed, Jonathan W.; Yu, Hiu-Wan; Organic & biomolecular chemistry 8 (2010) 600–606; doi:10.1039/b917737j

data_7153253
_publ_section_title
;
 A synthesis of oligomeric alpha-hydroxy phenylphosphinates and a study of
 the conformational preferences of the dimers.
;
_journal_issue                   3
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              600
_journal_page_last               606
_journal_paper_doi               10.1039/b917737j
_journal_volume                  8
_journal_year                    2010
_chemical_formula_sum            'C23 H34 O5 P2'
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_symmetry_space_group_name_Hall  '-P 1'
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_cell_length_b                   23.972(2)
_cell_length_c                   24.195(2)
_cell_measurement_reflns_used    8530
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      18.33
_cell_measurement_theta_min      2.11
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_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
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_diffrn_radiation_monochromator  graphite
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_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
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_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
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_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.210
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_exptl_absorpt_correction_T_min  0.9219
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details   'Bruker SAINT'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.242
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
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_refine_ls_R_factor_all          0.1964
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_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0759P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1404
_refine_ls_wR_factor_ref         0.1694
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_reflns_number_total             17037
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b917737j.txt
_cod_data_source_block           mr_048d2_3_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        4838.6(7)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7153253