Divergent synthesis of 2,3-dihydro-1H-pyrroles, 3-alkyl-1H-pyrroles and 3-alkenyl-1H-pyrroles from 2,4-pentadienenitriles and isocyanides.
Xin, Xiaoqing; Liu, Xu; Zhang, Dingyuan; Zhang, Rui; Liang, Yongjiu; Han, Fushe; Dong, Dewen; Organic & biomolecular chemistry 12 (2014) 5477–5483; doi:10.1039/c4ob00912f

data_7153860
_publ_section_title
;
 Divergent synthesis of 2,3-dihydro-1H-pyrroles, 3-alkyl-1H-pyrroles and
 3-alkenyl-1H-pyrroles from 2,4-pentadienenitriles and isocyanides.
;
_journal_issue                   29
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5477
_journal_page_last               5483
_journal_paper_doi               10.1039/c4ob00912f
_journal_volume                  12
_journal_year                    2014
_chemical_formula_moiety         'C17 H16 N2 O3'
_chemical_formula_sum            'C17 H16 N2 O3'
_chemical_formula_weight         296.32
_space_group_IT_number           14
_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                 91.733(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.8199(8)
_cell_length_b                   12.7684(12)
_cell_length_c                   13.8563(13)
_cell_measurement_temperature    298(2)
_cell_volume                     1559.7(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0380
_diffrn_reflns_av_sigmaI/netI    0.0407
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9735
_diffrn_reflns_theta_full        26.04
_diffrn_reflns_theta_max         26.04
_diffrn_reflns_theta_min         2.17
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_T_max  0.9827
_exptl_absorpt_correction_T_min  0.9725
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    1.262
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             624
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.179
_refine_diff_density_min         -0.207
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     203
_refine_ls_number_reflns         3070
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0833
_refine_ls_R_factor_gt           0.0545
_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^)+(0.0527P)^2^+0.2760P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1147
_refine_ls_wR_factor_ref         0.1276
_reflns_number_gt                2132
_reflns_number_total             3070
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ob00912f2.cif
_cod_data_source_block           p21c
_cod_depositor_comments
'Adding full bibliography for 7153859--7153860.cif.'
_cod_original_sg_symbol_Hall     -p2ybc
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7153860