A three-component reaction by photoinduced electron transfer mechanism with N-protected pyrroles as neutral carbon nucleophiles.
Tang, Jian; Yue, Jia-Jun; Tao, Fei-Fei; Grampp, Guenter; Wang, Bing-Xiang; Li, Fang; Liang, Xue-Zheng; Shen, Yong-Miao; Xu, Jian-Hua; The Journal of organic chemistry 79 (2014) 7572–7582; doi:10.1021/jo5013114

data_4029842
_publ_section_title
;
 A three-component reaction by photoinduced electron transfer mechanism
 with N-protected pyrroles as neutral carbon nucleophiles.
;
_journal_issue                   16
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              7572
_journal_page_last               7582
_journal_paper_doi               10.1021/jo5013114
_journal_volume                  79
_journal_year                    2014
_chemical_formula_moiety         'C23 H18 N4'
_chemical_formula_sum            'C23 H18 N4'
_chemical_formula_weight         350.41
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                84.179(4)
_cell_angle_beta                 86.210(4)
_cell_angle_gamma                79.569(4)
_cell_formula_units_Z            2
_cell_length_a                   7.943(2)
_cell_length_b                   10.527(3)
_cell_length_c                   11.702(4)
_cell_measurement_reflns_used    1070
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.64
_cell_measurement_theta_min      2.31
_cell_volume                     956.2(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_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  0.0478
_diffrn_reflns_av_sigmaI/netI    0.0712
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            6989
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.75
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  0.9926
_exptl_absorpt_correction_T_min  0.9781
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2000)'
_exptl_crystal_density_diffrn    1.217
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.152
_refine_diff_density_min         -0.144
_refine_diff_density_rms         0.039
_refine_ls_extinction_coef       0.036(4)
_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   0.999
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     247
_refine_ls_number_reflns         3506
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.1043
_refine_ls_R_factor_gt           0.0522
_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^)+(0.0505P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1170
_refine_ls_wR_factor_ref         0.1373
_reflns_number_gt                1869
_reflns_number_total             3506
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo5013114_si_002.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4029837--4029842.cif.
;
_cod_original_sg_symbol_Hall     '-P 1   '
_cod_original_sg_symbol_H-M      'P-1   '
_cod_database_code               4029842