C13H21NO2Si
Taylor, P. G.; Male, Louise; Hursthouse, Michael B.; Crystal Structure Report Archive  (2007) 331–; doi:

data_1519865
_publ_section_title
;
 C13H21NO2Si
;
_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              331
_journal_year                    2007
_chemical_absolute_configuration ad
_chemical_formula_sum            'C13 H21 N O2 Si'
_chemical_formula_weight         251.40
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.23190(10)
_cell_length_b                   11.0720(3)
_cell_length_c                   18.1646(5)
_cell_measurement_reflns_used    11225
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1454.47(6)
_computing_cell_refinement
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_data_collection       'COLLECT (Hooft, R.W.W., 1998)'
_computing_data_reduction
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
_computing_molecular_graphics    'PLATON/PLUTON (Spek, A. L., 1998)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution
;
Sir2004 (Burla, M.C., Caliandro, R., Camalli, M., Carrozzini, B., 
Cascarano, G., De Caro, L., Giacovazzo, C., Polidori, G. & Spagna, R., 
2004)
;
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker-Nonius 95mm CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0369
_diffrn_reflns_av_sigmaI/netI    0.0292
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            17363
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.03
_exptl_absorpt_coefficient_mu    0.153
_exptl_absorpt_correction_T_max  0.9497
_exptl_absorpt_correction_T_min  0.9412
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2.10 (Sheldrick, G.M., 2003)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.148
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.34
_refine_diff_density_max         0.555
_refine_diff_density_min         -0.985
_refine_diff_density_rms         0.235
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.06(12)
_refine_ls_extinction_coef       0.212(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.261
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     160
_refine_ls_number_reflns         3314
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.261
_refine_ls_R_factor_all          0.0492
_refine_ls_R_factor_gt           0.0457
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0688P)^2^+0.0365P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1094
_refine_ls_wR_factor_ref         0.1123
_reflns_number_gt                3142
_reflns_number_total             3314
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            eCrystal-331.cif
_cod_data_source_block           2007src0238
_cod_depositor_comments
;
Citation :
Taylor, P. G. and Male, Louise and Hursthouse, Michael B. (2007) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/331)

More at:
http://ecrystals.chem.soton.ac.uk/331/

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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 3392 2015-05-12 13:50:21Z andrius 
;
_cod_original_sg_symbol_H-M      'P 2(1)2(1)2(1)'
_cod_database_code               1519865