A unique series of chromium(iii) mono-alkynyl complexes supported by tetraazamacrocycles.
Schuman, Ashley J.; Robey, Sarah F. T.; Judkins, Eileen C.; Zeller, Matthias; Ren, Tong; Dalton transactions (Cambridge, England : 2003) 50 (2021) 4936–4943; doi:10.1039/d1dt00707f

data_7706983
_publ_section_title
;
 A unique series of chromium(iii) mono-alkynyl complexes supported by
 tetraazamacrocycles.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4936
_journal_page_last               4943
_journal_paper_doi               10.1039/d1dt00707f
_journal_volume                  50
_journal_year                    2021
_chemical_formula_moiety         'C24 H41 Cl Cr N4, C H4 O, Cl'
_chemical_formula_sum            'C25 H45 Cl2 Cr N4 O'
_chemical_formula_weight         540.55
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
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_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2021-03-01 deposited with the CCDC.	2021-03-22 downloaded from the CCDC.
;
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_cell_measurement_temperature    200(2)
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_diffrn_measured_fraction_theta_max 0.766
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\w and \f'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_Laue_measured_fraction_full 0.942
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_diffrn_reflns_theta_max         28.053
_diffrn_reflns_theta_min         2.254
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_exptl_absorpt_coefficient_mu    0.621
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_exptl_absorpt_correction_T_min  0.131
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_description       needle
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_refine_ls_number_restraints     40
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.1341
_refine_ls_R_factor_gt           0.0749
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1577P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_number_gt                2834
_reflns_number_total             5219
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt00707f2.cif
_cod_data_source_block           SFTCR6
_cod_depositor_comments
'Adding full bibliography for 7706983--7706988.cif.'
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7706983
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_shelx_hkl_checksum              65787