Series of Comparable Dinuclear Group 4 Neo-pentoxide Precursors for Production of pH Dependent Group 4 Nanoceramic Morphologies
Timothy J. Boyle; Leigh Anna M. Ottley; Sarah M. Hoppe; Charles F. Campana; Inorganic Chemistry 49 (2010) 10798–10808; doi:10.1021/ic101205d

data_4317133
_publ_contact_author_address
;
Sandia National Laboratories
Advanced Materials Laboratory'
1001 University Boulevard NE'
Albuquerque, NM 87106
;
_publ_contact_author_email
;
tjboyle@sandia.gov
;
_publ_contact_author_fax
;
(505) 272-7336
;
_publ_contact_author_name        'Timothy M. Boyle'
_publ_contact_author_phone
;
(505) 272-7625
;
_publ_section_title
;
 Series of Comparable Dinuclear Group 4 Neo-pentoxide Precursors for
 Production of pH Dependent Group 4 Nanoceramic Morphologies
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              10798
_journal_page_last               10808
_journal_paper_doi               10.1021/ic101205d
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C45 H93 N O8 Ti2'
_chemical_formula_weight         872.00
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 108.869(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   25.978(4)
_cell_length_b                   10.0771(15)
_cell_length_c                   21.138(3)
_cell_measurement_temperature    173(2)
_cell_volume                     5236.2(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0519
_diffrn_reflns_av_sigmaI/netI    0.0462
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            15645
_diffrn_reflns_theta_full        23.28
_diffrn_reflns_theta_max         23.28
_diffrn_reflns_theta_min         1.66
_exptl_absorpt_coefficient_mu    0.350
_exptl_absorpt_correction_T_max  0.927
_exptl_absorpt_correction_T_min  0.915
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.106
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             1912
_exptl_crystal_size_max          0.253
_exptl_crystal_size_mid          0.234
_exptl_crystal_size_min          0.217
_refine_diff_density_max         0.868
_refine_diff_density_min         -0.661
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.103
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     282
_refine_ls_number_reflns         3782
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.103
_refine_ls_R_factor_all          0.0943
_refine_ls_R_factor_gt           0.0832
_refine_ls_shift/su_max          8.940
_refine_ls_shift/su_mean         0.094
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0741P)^2^+37.9402P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1926
_refine_ls_wR_factor_ref         0.2000
_reflns_number_gt                3309
_reflns_number_total             3782
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic101205d_si_003_1.cif
_cod_data_source_block           9ma271s
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        5236.1(13)
_cod_database_code               4317133