Unprecedented formation of spiro[indoline-3,7'-pyrrolo[1,2-a]azepine] via multicomponent reaction of L-proline, isatin and But-2-ynedioate
Yang, Fan; Sun, Jing; Gao, Hong; Yan, Chao Guo; RSC Adv.  (2015) –; doi:10.1039/C5RA04102C

data_7220043
_publ_section_title
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 Unprecedented formation of spiro[indoline-3,7'-pyrrolo[1,2-a]azepine] via
 multicomponent reaction of L-proline, isatin and But-2-ynedioate
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_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C5RA04102C
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C25 H23 Cl N2 O6'
_chemical_formula_sum            'C25 H23 Cl N2 O6'
_chemical_formula_weight         482.90
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
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2015-01-14 deposited with the CCDC.
2015-03-31 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.947(2)
_cell_length_b                   15.249(3)
_cell_length_c                   25.716(4)
_cell_measurement_reflns_used    9205
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.89
_cell_measurement_theta_min      2.17
_cell_volume                     4684.9(14)
_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, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0463
_diffrn_reflns_av_sigmaI/netI    0.0368
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            71450
_diffrn_reflns_theta_full        27.54
_diffrn_reflns_theta_max         27.54
_diffrn_reflns_theta_min         1.55
_exptl_absorpt_coefficient_mu    0.207
_exptl_absorpt_correction_T_max  0.956
_exptl_absorpt_correction_T_min  0.929
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            'light yellow'
_exptl_crystal_density_diffrn    1.369
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2016
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.228
_refine_diff_density_min         -0.214
_refine_diff_density_rms         0.051
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.02(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     636
_refine_ls_number_reflns         10765
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0755
_refine_ls_R_factor_gt           0.0474
_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^)+(0.0595P)^2^+0.3752P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1002
_refine_ls_wR_factor_ref         0.1112
_reflns_number_gt                8039
_reflns_number_total             10765
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ra04102c2.cif
_cod_data_source_block           1k
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        4685.1(14)
_cod_database_code               7220043