N-Phosphanyl- andN,N′-Diphosphanyl-Substituted N-Heterocyclic Carbene Chromium Complexes: Synthesis, Structures, and Catalytic Ethylene Oligomerization
Ai, Pengfei; Danopoulos, Andreas A.; Braunstein, Pierre; Organometallics 34 (2015) 4109–; doi:10.1021/acs.organomet.5b00547

data_4086187
_publ_section_title
;
 N-Phosphanyl- andN,N&#x2032;-Diphosphanyl-Substituted N-Heterocyclic
 Carbene Chromium Complexes: Synthesis, Structures, and Catalytic Ethylene
 Oligomerization
;
_journal_issue                   16
_journal_name_full               Organometallics
_journal_page_first              4109
_journal_paper_doi               10.1021/acs.organomet.5b00547
_journal_volume                  34
_journal_year                    2015
_chemical_formula_moiety         'C38 H76 Cl2 Cr N4 P4'
_chemical_formula_sum            'C38 H76 Cl2 Cr N4 P4'
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_chemical_name_systematic
;
 ?
;
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_symmetry_space_group_name_Hall  '-P 2ybc'
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_diffrn_reflns_limit_l_min       -18
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_exptl_absorpt_correction_T_max  0.7456
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_refine_ls_R_factor_all          0.1580
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1272P)^2^+3.1904P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2044
_refine_ls_wR_factor_ref         0.2534
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3444
_reflns_number_total             5891
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om5b00547_si_002.cif
_cod_data_source_block           shelx
_cod_depositor_comments
;
The following automatic conversions were performed:

'_space_group_crystal_system' value 'Monoclinic' changed to
'monoclinic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 4086184--4086189.cif.
;
_cod_database_code               4086187
_shelx_estimated_absorpt_t_min   0.882
_shelx_estimated_absorpt_t_max   0.980
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_shelx_res_checksum              74763
_shelx_hkl_checksum              92307