A nitrido salt reagent of titanium.
Thompson, Rick; Chen, Chun-Hsing; Pink, Maren; Wu, Gang; Mindiola, Daniel J.; Journal of the American Chemical Society 136 (2014) 8197–8200; doi:10.1021/ja504020t

data_4121929
_publ_section_title
;
 A nitrido salt reagent of titanium.
;
_journal_issue                   23
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8197
_journal_page_last               8200
_journal_paper_doi               10.1021/ja504020t
_journal_volume                  136
_journal_year                    2014
_chemical_formula_moiety         'C49 H68 N4 Ti, c7 H8'
_chemical_formula_sum            'C56 H76 N4 Ti'
_chemical_formula_weight         853.11
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 110.4830(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.5091(4)
_cell_length_b                   20.5507(6)
_cell_length_c                   17.6019(5)
_cell_measurement_reflns_used    9942
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      2.34
_cell_volume                     4916.6(2)
_computing_cell_refinement       'APEX II v2010.11.3 (Bruker, 2013)'
_computing_data_collection       'APEX II v2010.11.3 (Bruker, 2013)'
_computing_data_reduction        'APEX II v2010.11.3 (Bruker, 2013)'
_computing_molecular_graphics    'SHELXTL (Bruker, 2013)'
_computing_publication_material  'SHELXTL (Bruker, 2013)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2010)'
_computing_structure_solution    'SIR-2004 (Burla et al., 2005)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 83.33
_diffrn_detector_type            'Bruker APEXII'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
'0.50 degree frames measured for 10 seconds each'
_diffrn_measurement_device       'APEX Kappa Duo'
_diffrn_measurement_device_type  Kappa
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0373
_diffrn_reflns_av_sigmaI/netI    0.0349
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            48927
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.57
_exptl_absorpt_coefficient_mu    0.214
_exptl_absorpt_correction_T_max  0.9564
_exptl_absorpt_correction_T_min  0.9425
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing; 1995'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.153
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1848
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.798
_refine_diff_density_min         -0.358
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     571
_refine_ls_number_reflns         11290
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0611
_refine_ls_R_factor_gt           0.0427
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0556P)^2^+2.3452P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1071
_refine_ls_wR_factor_ref         0.1174
_reflns_number_gt                8755
_reflns_number_total             11290
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja504020t_si_003.cif
_cod_data_source_block           13046
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' 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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4121925--4121929.cif.
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_cod_original_sg_symbol_H-M      'P2(1)/n  '
_cod_database_code               4121929