Synthesis and protonation of an encumbered iron tetraisocyanide dianion.
Mokhtarzadeh, Charles C.; Margulieux, Grant W.; Carpenter, Alex E.; Weidemann, Nils; Moore, Curtis E.; Rheingold, Arnold L.; Figueroa, Joshua S.; Inorganic chemistry 54 (2015) 5579–5587; doi:10.1021/acs.inorgchem.5b00730

data_4342900
_publ_section_title
;
 Synthesis and protonation of an encumbered iron tetraisocyanide dianion.
;
_journal_issue                   11
_journal_name_full               'Inorganic chemistry'
_journal_page_first              5579
_journal_page_last               5587
_journal_paper_doi               10.1021/acs.inorgchem.5b00730
_journal_volume                  54
_journal_year                    2015
_chemical_formula_moiety         'C25 H25 N'
_chemical_formula_sum            'C25 H25 N'
_chemical_formula_weight         339.46
_chemical_name_common            cyclo-CNArMes2_imine
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_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_date             2015-03-16
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2015.01.26 svn.r3150 for OlexSys, GUI svn.r4998)
;
_cell_angle_alpha                90
_cell_angle_beta                 96.205(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.7638(11)
_cell_length_b                   7.2450(5)
_cell_length_c                   18.9715(15)
_cell_measurement_reflns_used    1566
_cell_measurement_temperature    100
_cell_measurement_theta_max      24.422
_cell_measurement_theta_min      2.159
_cell_volume                     1880.7(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  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_detector                 'Bruker APEX CCD'
_diffrn_detector_area_resol_mean 8.0
_diffrn_detector_type            'CCD Area Detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'Kappa Four-Circle Diffractometer'
_diffrn_measurement_device_type  'Bruker X8 APEX'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0608
_diffrn_reflns_av_unetI/netI     0.0700
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            12697
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.382
_diffrn_reflns_theta_min         2.160
_diffrn_source                   'sealed tube'
_diffrn_source_type              fine-focus
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.069
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6349
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/2 (Bruker,2014/2) was used for absorption correction.
wR2(int) was 0.1203 before and 0.0553 after correction.
The Ratio of minimum to maximum transmission is 0.8520.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            'Light Orange'
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.199
_exptl_crystal_description       Needle
_exptl_crystal_F_000             728
_exptl_crystal_size_max          0.108
_exptl_crystal_size_mid          0.052
_exptl_crystal_size_min          0.011
_refine_diff_density_max         0.230
_refine_diff_density_min         -0.227
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     240
_refine_ls_number_reflns         3451
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0868
_refine_ls_R_factor_gt           0.0492
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0447P)^2^+0.4057P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1188
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2293
_reflns_number_total             3451
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic5b00730_si_002.cif
_cod_data_source_block           JFig1009
_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.

'_exptl_crystal_colour_modifier' value 'Light' changed to 'light'
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.

'_exptl_crystal_colour_primary' value 'Orange' changed to 'orange'
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 4342892--4342900.cif.
;
_cod_database_code               4342900
_shelxl_version_number           2014/6
_shelx_estimated_absorpt_t_max   0.999
_shelx_estimated_absorpt_t_min   0.993
_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 Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B)
2.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C19(H19), C1(H1), C14(H14), C13(H13), C12(H12), C6(H6), C21(H21)
2.c Idealised Me refined as rotating group:
 C15(H15A,H15B,H15C), C24(H24A,H24B,H24C), C23(H23A,H23B,H23C), C16(H16A,H16B,
 H16C), C25(H25A,H25B,H25C)
;
_shelx_res_checksum              11515
_shelx_hkl_checksum              6615
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'