#------------------------------------------------------------------------------
#$Date: 2019-11-28 14:02:14 +0200 (Thu, 28 Nov 2019) $
#$Revision: 243910 $
#$URL: file:///home/coder/svn-repositories/cod/cif/7/70/25/7702579.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_7702579
loop_
_publ_author_name
'Schweiger, Scott W.'
'Tillison, Dana L.'
'Thorn, Matt G.'
'Fanwick, Phillip E.'
'Rothwell, Ian P.'
_publ_section_title
;
 The isolation and chemistry of niobium and tantalum dimethylamides
 containing mono- and di-aryloxide ancillary ligands
;
_journal_issue                   16
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              2401
_journal_paper_doi               10.1039/b101723n
_journal_year                    2001
_chemical_formula_sum            'C14 H22 Cl6 N4 O Ta2'
_chemical_formula_weight         836.97
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_type_scat_source
'International Tables for Crystallography (Vol C)'
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.9310(6)
_cell_length_b                   14.3050(4)
_cell_length_c                   14.3949(7)
_cell_measurement_reflns_used    14852
_cell_measurement_temperature    173
_cell_measurement_theta_max      27
_cell_measurement_theta_min      4
_cell_volume                     2456.82(19)
_computing_cell_refinement       DENZO/SCALEPACK_(Otwinowski,_1996)
_computing_data_collection       Collect_(Nonius,_1998)
_computing_data_reduction        DENZO/SCALEPACK_(Otwinowski,_1996)
_computing_molecular_graphics
;
ORTEP (Johnson, 1976)
Xtal_GX (Hall, 1995)
PLUTON (Spek, 1991)
;
_computing_publication_material  CIF_VAX_MolEN_(Fair,_1990)
_computing_structure_refinement  SHELX97_(Sheldrick,_1997)
_computing_structure_solution    PATTY_(DIRDIF92,_Beurskins,_1992)
_diffrn_ambient_temperature      173
_diffrn_radiation_type           MO-K\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.094
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            14852
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         4.00
_exptl_absorpt_coefficient_mu    9.472
_exptl_absorpt_correction_T_max  0.4914
_exptl_absorpt_correction_T_min  0.1883
_exptl_absorpt_correction_type   refined_empirical_(Otwinowski_&_Minor,_1996)
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    2.26
_exptl_crystal_description       needle
_exptl_crystal_F_000             1560
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.38
_refine_diff_density_min         -2.34
_refine_ls_abs_structure_details 'Flack,  2424'
_refine_ls_abs_structure_Flack   -0.012(17)
_refine_ls_d_res_high            0.80
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    H_atoms_riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         4901
_refine_ls_number_restraints     0
_refine_ls_R_factor_gt           0.045
_refine_ls_shift/su_max          0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.0599P)²+0.0000P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.107
_reflns_number_gt                5011
_reflns_number_total             5573
_reflns_threshold_expression     >2.0σ(I)
_cod_data_source_file            b101723n.txt
_cod_data_source_block           MT23I
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_refine_ls_weighting_scheme' value 'calc ' was changed to
'calc' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        2456.8(3)
_cod_original_sg_symbol_H-M      'p 21 21 21'
_cod_database_code               7702579
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, -y, z+1/2'
'-x, y+1/2, -z+1/2'
'x+1/2, -y+1/2, -z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_thermal_displace_type
_atom_site_calc_flag
Ta(1) 0.79137(4) 0.79746(4) 0.82674(3) 0.02400(14) Uani ?
Ta(2) 0.65387(4) 0.70347(4) 0.60743(3) 0.02320(12) Uani ?
Cl(11) 0.9703(3) 0.7602(2) 0.7655(3) 0.0366(9) Uani ?
Cl(12) 0.8835(3) 0.8911(2) 0.9404(2) 0.0414(10) Uani ?
Cl(13) 0.6149(3) 0.8607(2) 0.8760(2) 0.0353(9) Uani ?
Cl(21) 0.8276(3) 0.6999(3) 0.5293(2) 0.0394(9) Uani ?
Cl(22) 0.5817(3) 0.6085(2) 0.4854(3) 0.0421(10) Uani ?
Cl(23) 0.4834(3) 0.6800(2) 0.6904(3) 0.0361(9) Uani ?
O 0.7189(7) 0.7502(5) 0.7209(6) 0.026(2) Uani ?
N(1) 0.7784(9) 0.6875(7) 0.9029(8) 0.034(3) Uani ?
N(2) 0.6109(9) 0.8222(7) 0.5556(7) 0.029(3) Uani ?
N(11) 0.8059(9) 0.9365(6) 0.7355(7) 0.025(3) Uani ?
N(21) 0.7109(8) 0.5585(6) 0.6702(8) 0.027(3) Uani ?
C(12) 0.7705(12) 1.0195(8) 0.7673(9) 0.033(4) Uani ?
C(13) 0.7751(12) 1.1015(8) 0.7164(11) 0.039(4) Uani ?
C(14) 0.8194(13) 1.0960(10) 0.6252(11) 0.044(4) Uani ?
C(15) 0.8531(11) 1.0089(8) 0.5921(9) 0.033(4) Uani ?
C(16) 0.8439(11) 0.9316(9) 0.6484(9) 0.032(3) Uani ?
C(22) 0.6422(11) 0.4854(8) 0.6812(9) 0.028(3) Uani ?
C(23) 0.6716(12) 0.4053(9) 0.7234(10) 0.038(4) Uani ?
C(24) 0.7779(12) 0.3944(9) 0.7584(11) 0.042(4) Uani ?
C(25) 0.8484(14) 0.4667(9) 0.7443(13) 0.051(5) Uani ?
C(26) 0.8154(12) 0.5459(9) 0.7029(11) 0.037(4) Uani ?
C(101) 0.8642(16) 0.6640(11) 0.9737(12) 0.062(6) Uani ?
C(102) 0.6769(13) 0.6264(9) 0.9018(13) 0.052(5) Uani ?
C(201) 0.5638(10) 0.9003(9) 0.6101(9) 0.030(4) Uani ?
C(202) 0.6210(13) 0.8476(9) 0.4545(10) 0.040(4) Uani ?
H(12) 0.7412 1.0222 0.8271 0.0430 Uiso calc
H(13) 0.7502 1.1579 0.7410 0.0510 Uiso calc
H(14) 0.8258 1.1491 0.5884 0.0580 Uiso calc
H(15) 0.8816 1.0030 0.5322 0.0430 Uiso calc
H(16) 0.8651 0.8736 0.6249 0.0410 Uiso calc
H(22) 0.5696 0.4904 0.6581 0.0370 Uiso calc
H(23) 0.6197 0.3571 0.7290 0.0500 Uiso calc
H(24) 0.7999 0.3405 0.7898 0.0540 Uiso calc
H(25) 0.9224 0.4614 0.7640 0.0670 Uiso calc
H(26) 0.8670 0.5943 0.6964 0.0480 Uiso calc
H(10A) 0.8378 0.6822 1.0341 0.0800 Uiso calc
H(10B) 0.9325 0.6966 0.9600 0.0800 Uiso calc
H(10C) 0.8778 0.5978 0.9730 0.0800 Uiso calc
H(10D) 0.6988 0.5630 0.8894 0.0670 Uiso calc
H(10E) 0.6264 0.6473 0.8542 0.0670 Uiso calc
H(10F) 0.6401 0.6294 0.9611 0.0670 Uiso calc
H(20A) 0.5884 0.9586 0.5840 0.0390 Uiso calc
H(20B) 0.5889 0.8957 0.6733 0.0390 Uiso calc
H(20C) 0.4834 0.8973 0.6083 0.0390 Uiso calc
H(20D) 0.5491 0.8666 0.4314 0.0520 Uiso calc
H(20E) 0.6470 0.7943 0.4201 0.0520 Uiso calc
H(20F) 0.6734 0.8980 0.4477 0.0520 Uiso calc
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
O Ta(1) N(1) 97.6(4)
O Ta(1) Cl(11) 91.8(3)
N(1) Ta(1) Cl(11) 95.8(3)
O Ta(1) Cl(12) 166.4(2)
N(1) Ta(1) Cl(12) 96.0(3)
Cl(11) Ta(1) Cl(12) 88.08(13)
O Ta(1) N(11) 83.5(3)
N(1) Ta(1) N(11) 178.5(4)
Cl(11) Ta(1) N(11) 85.3(3)
Cl(12) Ta(1) N(11) 82.9(3)
O Ta(1) Cl(13) 88.4(3)
N(1) Ta(1) Cl(13) 94.0(3)
Cl(11) Ta(1) Cl(13) 170.16(12)
Cl(12) Ta(1) Cl(13) 89.42(13)
N(11) Ta(1) Cl(13) 85.0(3)
N(2) Ta(2) O 97.5(4)
N(2) Ta(2) Cl(21) 93.9(3)
O Ta(2) Cl(21) 93.3(3)
N(2) Ta(2) N(21) 178.7(4)
O Ta(2) N(21) 82.2(3)
Cl(21) Ta(2) N(21) 84.9(3)
N(2) Ta(2) Cl(23) 95.2(3)
O Ta(2) Cl(23) 88.1(3)
Cl(21) Ta(2) Cl(23) 170.46(12)
N(21) Ta(2) Cl(23) 86.0(3)
N(2) Ta(2) Cl(22) 96.9(3)
O Ta(2) Cl(22) 165.5(2)
Cl(21) Ta(2) Cl(22) 87.33(13)
N(21) Ta(2) Cl(22) 83.4(3)
Cl(23) Ta(2) Cl(22) 88.90(13)
Ta(1) O Ta(2) 176.0(5)
C(101) N(1) C(102) 115.7(12)
C(101) N(1) Ta(1) 121.5(9)
C(102) N(1) Ta(1) 122.5(9)
C(201) N(2) C(202) 111.2(10)
C(201) N(2) Ta(2) 124.3(8)
C(202) N(2) Ta(2) 124.6(8)
C(16) N(11) C(12) 118.3(11)
C(16) N(11) Ta(1) 119.8(8)
C(12) N(11) Ta(1) 121.8(8)
C(22) N(21) C(26) 115.1(10)
C(22) N(21) Ta(2) 123.7(8)
C(26) N(21) Ta(2) 121.2(8)
N(11) C(12) C(13) 123.9(13)
C(12) C(13) C(14) 117.2(13)
C(15) C(14) C(13) 118.3(13)
C(16) C(15) C(14) 119.6(12)
N(11) C(16) C(15) 122.6(12)
N(21) C(22) C(23) 124.0(12)
C(22) C(23) C(24) 120.3(14)
C(25) C(24) C(23) 115.7(13)
C(26) C(25) C(24) 122.2(15)
C(25) C(26) N(21) 122.7(13)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
Ta(1) O 1.877(9)
Ta(1) N(1) 1.924(10)
Ta(1) Cl(11) 2.370(3)
Ta(1) Cl(12) 2.383(3)
Ta(1) N(11) 2.389(9)
Ta(1) Cl(13) 2.399(3)
Ta(2) N(2) 1.924(10)
Ta(2) O 1.929(9)
Ta(2) Cl(21) 2.358(3)
Ta(2) N(21) 2.363(10)
Ta(2) Cl(23) 2.382(3)
Ta(2) Cl(22) 2.382(3)
N(1) C(101) 1.483(19)
N(1) C(102) 1.495(17)
N(2) C(201) 1.477(16)
N(2) C(202) 1.504(16)
N(11) C(16) 1.336(16)
N(11) C(12) 1.341(15)
N(21) C(22) 1.337(15)
N(21) C(26) 1.345(17)
C(12) C(13) 1.384(17)
C(13) C(14) 1.42(2)
C(14) C(15) 1.393(19)
C(15) C(16) 1.376(18)
C(22) C(23) 1.345(17)
C(23) C(24) 1.374(19)
C(24) C(25) 1.349(19)
C(25) C(26) 1.340(18)
