Palladium-Catalyzed Multicomponent Reaction (MCR) of Propargylic Carbonates with Isocyanides.
Peng, Jianwen; Gao, Yang; Hu, Weigao; Gao, Yinglan; Hu, Miao; Wu, Wanqing; Ren, Yanwei; Jiang, Huanfeng; Organic letters 18 (2016) 5924–5927; doi:10.1021/acs.orglett.6b02999

data_1555918
_publ_section_title
;
 Palladium-Catalyzed Multicomponent Reaction (MCR) of Propargylic
 Carbonates with Isocyanides.
;
_journal_issue                   22
_journal_name_full               'Organic letters'
_journal_page_first              5924
_journal_page_last               5927
_journal_paper_doi               10.1021/acs.orglett.6b02999
_journal_volume                  18
_journal_year                    2016
_chemical_formula_sum            'C24 H34 Br N3 O'
_chemical_formula_weight         460.45
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_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                 93.8370(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.05570(10)
_cell_length_b                   18.3411(3)
_cell_length_c                   18.3448(3)
_cell_measurement_reflns_used    4156
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      66.99
_cell_measurement_theta_min      3.41
_cell_volume                     2368.67(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker Smart Aepex CCD'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0273
_diffrn_reflns_av_sigmaI/netI    0.0297
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            9816
_diffrn_reflns_theta_full        66.99
_diffrn_reflns_theta_max         66.99
_diffrn_reflns_theta_min         3.41
_exptl_absorpt_coefficient_mu    2.500
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6348
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.291
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.360
_refine_diff_density_min         -0.491
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         4156
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0407
_refine_ls_R_factor_gt           0.0329
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0438P)^2^+1.1642P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0814
_refine_ls_wR_factor_ref         0.0873
_reflns_number_gt                3562
_reflns_number_total             4156
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol6b02999_si_002.cif
_cod_data_source_block           pjw
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1555918