Synthesis of Hemilabile Cyclic (Alkyl)(amino)carbenes (CAACs) and Applications in Organometallic Chemistry.
Chu, Jiaxiang; Munz, Dominik; Jazzar, Rodolphe; Melaimi, Mohand; Bertrand, Guy; Journal of the American Chemical Society 138 (2016) 7884–7887; doi:10.1021/jacs.6b05221

data_4125107
_publ_section_title
;
 Synthesis of Hemilabile Cyclic (Alkyl)(amino)carbenes (CAACs) and
 Applications in Organometallic Chemistry.
;
_journal_issue                   25
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7884
_journal_page_last               7887
_journal_paper_doi               10.1021/jacs.6b05221
_journal_volume                  138
_journal_year                    2016
_chemical_formula_moiety         'C20 H30 Cl Cu I N'
_chemical_formula_sum            'C20 H30 Cl Cu I N'
_chemical_formula_weight         510.34
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2016-05-10
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_cell_angle_alpha                90
_cell_angle_beta                 95.333(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.0336(6)
_cell_length_b                   9.9876(6)
_cell_length_c                   21.8458(15)
_cell_measurement_reflns_used    4904
_cell_measurement_temperature    100
_cell_measurement_theta_max      25.102
_cell_measurement_theta_min      2.244
_cell_volume                     2179.7(2)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_collection       'APEX2 v2013.6-2 (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_detector                 'Bruker APEX-II CCD'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD Area Detector'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device       'Kappa Four-Circle Diffractometer'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'Double Bounce Multilayer Mirrors'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0373
_diffrn_reflns_av_unetI/netI     0.0391
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            14484
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.354
_diffrn_reflns_theta_min         1.872
_diffrn_source                   'Micro Focus Rotating Anode'
_diffrn_source_type              'Bruker TXS'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.543
_exptl_absorpt_correction_T_max  0.0916
_exptl_absorpt_correction_T_min  0.0665
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/4 (Bruker,2014/4) was used for absorption correction.
wR2(int) was 0.0583 before and 0.0475 after correction.
The Ratio of minimum to maximum transmission is 0.7260.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.555
_exptl_crystal_description       block
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.216
_exptl_crystal_size_mid          0.127
_exptl_crystal_size_min          0.089
_refine_diff_density_max         1.739
_refine_diff_density_min         -1.310
_refine_diff_density_rms         0.160
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.149
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     224
_refine_ls_number_reflns         3950
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.149
_refine_ls_R_factor_all          0.0639
_refine_ls_R_factor_gt           0.0563
_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^)+(0.0489P)^2^+21.0403P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1452
_refine_ls_wR_factor_ref         0.1490
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3402
_reflns_number_total             3950
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja6b05221_si_003.cif
_cod_data_source_block           gb_mm80_0m_a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' 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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 4125107--4125110.cif.
;
_cod_database_code               4125107
_shelx_estimated_absorpt_t_max   0.805
_shelx_estimated_absorpt_t_min   0.610
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C15(H15), C18(H18)
2.b Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C5(H5A,H5B)
2.c Aromatic/amide H refined with riding coordinates:
 C11(H11), C13(H13), C12(H12)
2.d Idealised Me refined as rotating group:
 C7(H7A,H7B,H7C), C8(H8A,H8B,H8C), C6(H6A,H6B,H6C), C16(H16A,H16B,H16C),
 C19(H19A,H19B,H19C), C17(H17A,H17B,H17C), C20(H20A,H20B,H20C)
;
_shelx_res_checksum              65150
_shelx_hkl_checksum              58962
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'