Stereoselective Synthesis of (E)-Mannosylidene Derivatives Using the Wittig Reaction
Gregory S. Coumbarides; Majid Motevalli; Warda A. Muse; Peter B. Wyatt; Journal of Organic Chemistry 71 (2006) 7888–7891; doi:10.1021/jo061178s

data_4021978
_publ_section_title
;
 Stereoselective Synthesis of (E)-Mannosylidene Derivatives
 Using the Wittig Reaction
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              7888
_journal_page_last               7891
_journal_paper_doi               10.1021/jo061178s
_journal_volume                  71
_journal_year                    2006
_chemical_absolute_configuration rm
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C36 H35 N O5'
_chemical_formula_sum            'C36 H35 N O5'
_chemical_formula_weight         561.65
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 90.887(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.1305(4)
_cell_length_b                   9.0800(3)
_cell_length_c                   13.9003(4)
_cell_measurement_reflns_used    3633
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_measurement_wavelength     0.71073
_cell_volume                     1530.86(8)
_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
'Ortep-3 for Windows (Farrugia, 1997) &PLUTON  (Spek,A.L.,1990)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997b)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997b)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker-Nonius 95mm CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  '10cm confocal mirrors'
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0467
_diffrn_reflns_av_sigmaI/netI    0.0418
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16791
_diffrn_reflns_theta_full        27.59
_diffrn_reflns_theta_max         27.59
_diffrn_reflns_theta_min         2.93
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  0.9960
_exptl_absorpt_correction_T_min  0.9731
_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    1.218
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rod
_exptl_crystal_F_000             596
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.234
_refine_diff_density_min         -0.167
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_extinction_coef       0.017(3)
_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   1.103
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     332
_refine_ls_number_reflns         3730
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.103
_refine_ls_R_factor_all          0.0561
_refine_ls_R_factor_gt           0.0449
_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^)+(0.0484P)^2^+0.2801P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1043
_refine_ls_wR_factor_ref         0.1098
_reflns_number_gt                3220
_reflns_number_total             3730
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo061178ssi20060614_011001.cif
_cod_depositor_comments
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The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4021978