Novel One-Pot Three- and Pseudo-Five-Component Reactions: Synthesis of Functionalized Benzo[g]- and Dihydropyrano[2,3-g]chromene Derivatives
Shaabani, Ahmad; Ghadari, Rahim; Ghasemi, Sabrieh; Pedarpour, Milad; Rezayan, Ali Hossein; Sarvary, Afshin; Ng, Seik Weng; Journal of Combinatorial Chemistry 11 (2009) 956–; doi:10.1021/cc900101w

data_1503661
_publ_section_title
;
 Novel One-Pot Three- and Pseudo-Five-Component Reactions: Synthesis of
 Functionalized Benzo[g]- and Dihydropyrano[2,3-g]chromene Derivatives
;
_journal_issue                   6
_journal_name_full               'Journal of Combinatorial Chemistry'
_journal_page_first              956
_journal_paper_doi               10.1021/cc900101w
_journal_volume                  11
_journal_year                    2009
_chemical_formula_moiety         'C21 H14 N2 O4, C2 H6 O S'
_chemical_formula_sum            'C23 H20 N2 O5 S'
_chemical_formula_weight         436.47
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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                 105.516(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.3181(1)
_cell_length_b                   18.6790(3)
_cell_length_c                   11.1566(2)
_cell_measurement_reflns_used    7441
_cell_measurement_temperature    140(2)
_cell_measurement_theta_max      28.3
_cell_measurement_theta_min      2.2
_cell_volume                     2071.87(5)
_computing_cell_refinement       'SAINT (Bruker, 2008)'
_computing_data_collection       'APEX2 software (Bruker, 2008)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'X-Seed (Barbour, 2001)'
_computing_publication_material  'publCIF (Westrip, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      140(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker SMART APEX diffractometer'
_diffrn_measurement_method       '\w 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  0.0199
_diffrn_reflns_av_sigmaI/netI    0.0224
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            14128
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.05
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.195
_exptl_absorpt_correction_T_max  0.9438
_exptl_absorpt_correction_T_min  0.9260
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.399
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.360
_refine_diff_density_min         -0.276
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     291
_refine_ls_number_reflns         4733
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0418
_refine_ls_R_factor_gt           0.0338
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0505P)^2^+0.8672P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0898
_refine_ls_wR_factor_ref         0.0974
_reflns_number_gt                4051
_reflns_number_total             4733
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cc900101w_si_001.cif
_cod_data_source_block           a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               1503661