Biomimetic polyorganosiloxanes: model compounds for new materials.
Kociok-Köhn, Gabriele; Mahon, Mary F.; Molloy, Kieran C.; Price, Gareth J.; Prior, Timothy J.; Smith, Douglas R. G.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 7734–7746; doi:10.1039/c4dt00554f

data_7029592
_publ_section_title
;
 Biomimetic polyorganosiloxanes: model compounds for new materials.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7734
_journal_page_last               7746
_journal_paper_doi               10.1039/c4dt00554f
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C16 H32 N3 O2 Si2'
_chemical_formula_sum            'C16 H32 N3 O2 Si2'
_chemical_formula_weight         354.62
_chemical_name_systematic
;
 ?
;
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_space_group_name_Hall           '-P 1'
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_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_hydrogens   geom
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_cell_angle_alpha                96.0320(10)
_cell_angle_beta                 96.8080(10)
_cell_angle_gamma                95.324(2)
_cell_formula_units_Z            2
_cell_length_a                   7.1751(2)
_cell_length_b                   8.9309(3)
_cell_length_c                   15.8082(5)
_cell_measurement_reflns_used    27949
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     994.58(5)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
;
 DENZO-SCALEPACK Z. Otwinowski and W. Minor, " 
 Processing of X-ray Diffraction Data Collected in Oscillation Mode ", 
 Methods in Enzymology, Volume 276: Macromolecular Crystallography, 
 part A, p.307-326, 1997,C.W. Carter, Jr. & R. M. Sweet, Eds., Academic Press.
;
_computing_molecular_graphics
'ORTEP3 for Windows - Farrugia, L. J. J. Appl. Crystallogr. 1997, 30, 565'
_computing_publication_material
;
 'WinGX publication routines, Farrugia, 
 L. J., J. Appl. Crystallogr., 1999, 32, 837-838
;
_computing_structure_refinement
;
 SHELXL-2013 (Sheldrick, 2013)
 Sheldrick GM (2008) Acta Crystallogr A64:112--122 and 
 C. B. H\"ubschle, G. M. Sheldrick and B. Dittrich
 ShelXle: a Qt graphical user interface for SHELXL
 J. Appl. Cryst., 44, (2011) 1281-1284.
;
_computing_structure_solution
; 
 SIR97- Altomare A., Burla M.C., Camalli M., Cascarano G.L., Giacovazzo C. , 
 Guagliardi A., Moliterni A.G.G., Polidori G.,Spagna R. 
 (1999) J. Appl. Cryst. 32, 115-119
;
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_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       '376 1.5 degree images with \f and \w 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  0.0463
_diffrn_reflns_av_unetI/netI     0.0499
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.988
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_diffrn_reflns_limit_h_min       -9
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_diffrn_reflns_point_group_measured_fraction_full 0.993
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_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.529
_diffrn_reflns_theta_min         3.277
_exptl_absorpt_coefficient_mu    0.191
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.184
_exptl_crystal_description       plate
_exptl_crystal_F_000             386
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.370
_refine_diff_density_min         -0.619
_refine_diff_density_rms         0.133
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         4534
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.0781
_refine_ls_R_factor_gt           0.0555
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0327P)^2^+0.6368P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1087
_refine_ls_wR_factor_ref         0.1156
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3722
_reflns_number_total             4534
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4dt00554f1.cif
_cod_data_source_block           Compound-21-k06kcm4
_cod_depositor_comments
'Adding full bibliography for 7029587--7029593.cif.'
_cod_database_code               7029592
_shelx_estimated_absorpt_t_min   0.954
_shelx_estimated_absorpt_t_max   0.981
_shelxl_version_number           2013-3
_shelx_res_checksum              93998