Organocatalytic sequential alpha-amination-Horner-Wadsworth-Emmons olefination of aldehydes: enantioselective synthesis of gamma-amino-alpha,beta-unsaturated esters.
Kotkar, Shriram P.; Chavan, Vilas B.; Sudalai, Arumugam; Organic letters 9 (2007) 1001–1004; doi:10.1021/ol063012j

data_1505294
_publ_section_title
;
 Organocatalytic sequential alpha-amination-Horner-Wadsworth-Emmons
 olefination of aldehydes: enantioselective synthesis of
 gamma-amino-alpha,beta-unsaturated esters.
;
_journal_issue                   6
_journal_name_full               'Organic letters'
_journal_page_first              1001
_journal_page_last               1004
_journal_paper_doi               10.1021/ol063012j
_journal_volume                  9
_journal_year                    2007
_chemical_absolute_configuration syn
_chemical_formula_sum            'C17 H19 N O6'
_chemical_formula_weight         333.33
_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                 105.745(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.214(5)
_cell_length_b                   5.672(2)
_cell_length_c                   13.715(6)
_cell_measurement_reflns_used    1496
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      20.0
_cell_measurement_theta_min      2.74
_cell_volume                     839.6(6)
_computing_cell_refinement       'BRUKER SAINT'
_computing_data_collection       'BRUKER SMART'
_computing_data_reduction        'BRUKER SAINT'
_computing_molecular_graphics    'SHELXTL, ORTEP 3, MERCURY 1.2.1'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'BRUKER SMART APEX'
_diffrn_measurement_device_type  'CCD Area Detector'
_diffrn_measurement_method       'Omega and phi Scan'
_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  0.0377
_diffrn_reflns_av_sigmaI/netI    0.0491
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
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_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8125
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.09
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_T_max  0.9960
_exptl_absorpt_correction_T_min  0.9321
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'BRUKER SADABS'
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.318
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'THIN NEEDLE'
_exptl_crystal_F_000             352
_exptl_crystal_size_max          0.71
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.129
_refine_diff_density_min         -0.129
_refine_diff_density_rms         0.026
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.4(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         2947
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0627
_refine_ls_R_factor_gt           0.0426
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0323P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0797
_refine_ls_wR_factor_ref         0.0887
_reflns_number_gt                2293
_reflns_number_total             2947
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol063012jsi20061213_090742.cif
_cod_data_source_block           spt
_cod_depositor_comments
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The following automatic conversions were performed:

'_chemical_absolute_configuration' value 'SYN' changed to 'syn'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_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.

'_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_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               1505294