A convenient and quantitative route to Sn(iv)-M [M = Ti(iv), Nb(v), Ta(v)] heterobimetallic precursors for dense mixed-metal oxide ceramics.
Mishra, Shashank; Jeanneau, Erwann; Mangematin, Stéphane; Chermette, Henry; Poor Kalhor, Mahboubeh; Bonnefont, Guillaume; Fantozzi, Gilbert; Le Floch, Sylvie; Pailhes, Stéphane; Daniele, Stéphane; Dalton transactions (Cambridge, England : 2003) 44 (2015) 6848–6862; doi:10.1039/c5dt00339c

data_7034224
_publ_section_title
;
 A convenient and quantitative route to Sn(iv)-M [M = Ti(iv), Nb(v),
 Ta(v)] heterobimetallic precursors for dense mixed-metal oxide ceramics.
;
_journal_issue                   15
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6848
_journal_page_last               6862
_journal_paper_doi               10.1039/c5dt00339c
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C16 H38 Cl3 O6 Sn1 Ta1'
_chemical_formula_sum            'C16 H38 Cl3 O6 Sn Ta'
_chemical_formula_weight         732.47
_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
_audit_creation_date             09-11-20
_audit_creation_method           CRYSTALS_ver_12.87
_audit_update_record
;
2009-12-18 deposited with the CCDC.
2015-03-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.443(9)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.5050(10)
_cell_length_b                   14.7630(10)
_cell_length_c                   17.790(2)
_cell_measurement_reflns_used    6079
_cell_measurement_temperature    150
_cell_measurement_theta_max      29.3466
_cell_measurement_theta_min      3.4709
_cell_volume                     2721.6(4)
_computing_cell_refinement
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_data_collection
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_data_reduction
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
;
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.845
_diffrn_measurement_device       'Oxford Diffraction XCALIBUR'
_diffrn_measurement_device_type  Area
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.036
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            13273
_diffrn_reflns_theta_full        25.972
_diffrn_reflns_theta_max         29.513
_diffrn_reflns_theta_min         3.476
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.224
_exptl_absorpt_correction_T_max  0.268
_exptl_absorpt_correction_T_min  0.093
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov 6 2009,16:24:50)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.788
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1424
_exptl_crystal_size_max          0.5133
_exptl_crystal_size_mid          0.5002
_exptl_crystal_size_min          0.3231
_refine_diff_density_max         2.56
_refine_diff_density_min         -2.27
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   0.9571
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         6424
_refine_ls_number_restraints     96
_refine_ls_R_factor_all          0.0931
_refine_ls_R_factor_gt           0.0631
_refine_ls_shift/su_max          0.0002675
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982)
[weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)]
where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax
Method = Robust Weighting (Prince, 1982)
W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^
A~i~ are:
0.503E+04 0.806E+04 0.513E+04 0.225E+04 651.
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.1844
_refine_ls_wR_factor_gt          0.1394
_refine_ls_wR_factor_ref         0.1844
_reflns_limit_h_max              14
_reflns_limit_h_min              -14
_reflns_limit_k_max              20
_reflns_limit_k_min              0
_reflns_limit_l_max              24
_reflns_limit_l_min              0
_reflns_number_gt                4208
_reflns_number_total             6424
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   0.00
_oxford_diffrn_Wilson_scale      0.00
_oxford_refine_ls_r_factor_ref   0.0931
_oxford_refine_ls_scale          2.79(3)
_oxford_reflns_number_all        6424
_oxford_reflns_threshold_expression_ref I>-10.0\s(I)
_oxford_structure_analysis_title 'numerical in P 1 21/n 1'
_cod_data_source_file            c5dt00339c2.cif
_cod_data_source_block           SMR222
_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/RSC/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 3086 2015-02-26 13:12:21Z robertas 

 Adding full bibliography for 7034222--7034230.cif.
;
_cod_original_sg_symbol_Hall     ' -P 2yn '
_cod_original_sg_symbol_H-M      'P 1 21/n 1 '
_cod_original_formula_sum        'C16 H38 Cl3 O6 Sn1 Ta1'
_cod_database_code               7034224