Direct vinylogous oxidative cross-dehydrogenative coupling of 4-nitroisoxazoles with N-aryl tetrahydroisoquinolines in water under air conditions
Zhang, Yong; Wei, Biao-Wen; Wang, Wen-Xin; Deng, Lei-Ling; Nie, Long-Jun; Luo, Hai-Qing; Fan, Xiao-Lin; RSC Adv. 7 (2017) 1229–; doi:10.1039/C6RA26126D

data_7227361
_publ_section_title
;
 Direct vinylogous oxidative cross-dehydrogenative coupling of
 4-nitroisoxazoles with N-aryl tetrahydroisoquinolines in water under air
 conditions
;
_journal_issue                   3
_journal_name_full               'RSC Adv.'
_journal_page_first              1229
_journal_paper_doi               10.1039/C6RA26126D
_journal_volume                  7
_journal_year                    2017
_chemical_formula_sum            'C20 H20 N4 O2'
_chemical_formula_weight         348.40
_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
_audit_update_record
;
2016-09-18 deposited with the CCDC.
2016-12-19 downloaded from the CCDC.
;
_cell_angle_alpha                106.376(5)
_cell_angle_beta                 98.689(5)
_cell_angle_gamma                106.505(3)
_cell_formula_units_Z            2
_cell_length_a                   6.3993(3)
_cell_length_b                   11.0228(5)
_cell_length_c                   13.8844(9)
_cell_measurement_reflns_used    1873
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      24.0651
_cell_measurement_theta_min      2.9879
_cell_volume                     872.02(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0215
_diffrn_reflns_av_sigmaI/netI    0.0330
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            7525
_diffrn_reflns_theta_full        27.45
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         2.05
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6316
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.158
_refine_diff_density_min         -0.214
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         3928
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0758
_refine_ls_R_factor_gt           0.0504
_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^)+(0.0772P)^2^+0.0309P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1293
_refine_ls_wR_factor_ref         0.1464
_reflns_number_gt                2693
_reflns_number_total             3928
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra26126d2.cif
_cod_data_source_block           2
_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/RSC/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 4268 2015-11-12 08:31:59Z antanas 
;
_cod_original_cell_volume        872.02(8)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7227361