Preparation of 2-trialkylsiloxy- substituted 1,3-dienes and their diels-alder/cross-coupling reactions.
Pidaparthi, Ramakrishna R.; Welker, Mark E.; Day, Cynthia S.; Wright, Marcus W.; Organic letters 9 (2007) 1623–1626; doi:10.1021/ol070089e

data_1505328
_publ_section_title
;
 Preparation of 2-trialkylsiloxy- substituted 1,3-dienes and their
 diels-alder/cross-coupling reactions.
;
_journal_issue                   9
_journal_name_full               'Organic letters'
_journal_page_first              1623
_journal_page_last               1626
_journal_paper_doi               10.1021/ol070089e
_journal_volume                  9
_journal_year                    2007
_chemical_formula_sum            'C10 H17 N O3 Si'
_chemical_formula_weight         227.34
_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           SHELXTL-PC
_cell_angle_alpha                90.00
_cell_angle_beta                 107.412(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            24
_cell_length_a                   21.502(3)
_cell_length_b                   12.3765(15)
_cell_length_c                   27.044(3)
_cell_measurement_reflns_used    6133
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      25.697
_cell_measurement_theta_min      3.804
_cell_volume                     6867.2(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL-PC'
_computing_publication_material  'Bruker SHELXTL-PC'
_computing_structure_refinement  'Bruker SHELXTL-PC'
_computing_structure_solution    'Bruker SHELXTL-PC'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APPEX 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  0.0393
_diffrn_reflns_av_sigmaI/netI    0.0377
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            29884
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.80
_exptl_absorpt_coefficient_mu    0.193
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 Data were corrected for absorption effects using the 
 multi-scan technique (SADABS).  The ratio of minimum
 to maximum apparent transmission: 0.841996.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.319
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2928
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.692
_refine_diff_density_min         -0.359
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     433
_refine_ls_number_reflns         7854
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0706
_refine_ls_R_factor_gt           0.0541
_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^)+(0.0708P)^2^+5.4830P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1309
_refine_ls_wR_factor_ref         0.1411
_reflns_number_gt                6113
_reflns_number_total             7854
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol070089erom20070111_052955.cif
_cod_data_source_block           a05j2f
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        6867.2(14)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               1505328