Lewis Acid-Promoted Three-Component Reactions of Propargylic Alcohols with 2-Butynedioates and Secondary Amines
Guangwei Yin; Yuanxun Zhu; Ping Lu; Yanguang Wang; Journal of Organic Chemistry 76 (2011) 8922–8929; doi:10.1021/jo2016407

data_4026713
_publ_section_title
;
 Lewis Acid-Promoted Three-Component Reactions of Propargylic Alcohols
 with 2-Butynedioates and Secondary Amines
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              8922
_journal_page_last               8929
_journal_paper_doi               10.1021/jo2016407
_journal_volume                  76
_journal_year                    2011
_chemical_formula_moiety         'C37 H35 N O4'
_chemical_formula_sum            'C37 H35 N O4'
_chemical_formula_weight         557.66
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 108.456(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.1655(6)
_cell_length_b                   19.4016(8)
_cell_length_c                   15.3346(7)
_cell_measurement_reflns_used    4578
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.4437
_cell_measurement_theta_min      2.9851
_cell_volume                     3151.1(3)
_computing_cell_refinement       'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_data_collection       'CrysAlis PRO'
_computing_data_reduction        'CrysAlis PRO'
_computing_molecular_graphics    'OLEX2 (Dolomanov et al., 2009)'
_computing_publication_material  OLEX2
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.3592
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_diffrn_measurement_method       '\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  0.0321
_diffrn_reflns_av_sigmaI/netI    0.0335
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            20415
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         2.99
_exptl_absorpt_coefficient_mu    0.076
_exptl_absorpt_correction_T_max  0.9850
_exptl_absorpt_correction_T_min  0.9681
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis PRO (Oxford Diffraction, 2010) 
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.175
_exptl_crystal_description       block
_exptl_crystal_F_000             1184
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.286
_refine_diff_density_min         -0.233
_refine_diff_density_rms         0.033
_refine_ls_extinction_coef       0.0109(10)
_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   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     384
_refine_ls_number_reflns         5752
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0796
_refine_ls_R_factor_gt           0.0490
_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^)+(0.0560P)^2^+0.9506P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1163
_refine_ls_wR_factor_ref         0.1347
_reflns_number_gt                3967
_reflns_number_total             5752
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo2016407_si_004.cif
_cod_data_source_block           110630_ygw571_150
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4026713