Aspects of the coordination chemistry of rac-trans-1,2-diphosphinocyclohexane and the preparation of reinforced 9aneP3 and 9anePN2 macrocycles.
Edwards, Peter G.; Kariuki, Benson M.; Newman, Paul D.; Tallis, Huw A.; Williams, Craig; Dalton transactions (Cambridge, England : 2003) 43 (2014) 15532–15545; doi:10.1039/c4dt02239d

data_7032171
_publ_section_title
;
 Aspects of the coordination chemistry of
 rac-trans-1,2-diphosphinocyclohexane and the preparation of reinforced
 9aneP3 and 9anePN2 macrocycles.
;
_journal_issue                   41
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15532
_journal_page_last               15545
_journal_paper_doi               10.1039/c4dt02239d
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C12 H28 B Cu F4 P4'
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_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
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_diffrn_measurement_device_type  'Nonius KappaCCD'
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_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_av_unetI/netI     0.0703
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_exptl_crystal_description       block
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_refine_ls_extinction_coef       0.070(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0931P)^2^+1.2089P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 7032169--7032173.cif.'
_cod_database_code               7032171
_shelx_estimated_absorpt_t_min   0.869
_shelx_estimated_absorpt_t_max   0.869
_shelxl_version_number           2013-4
_shelx_res_checksum              1912