Ketones as electrophiles in two component Baylis-Hillman reaction: a facile one-pot synthesis of substituted indolizines.
Basavaiah, Deevi; Veeraraghavaiah, Gorre; Badsara, Satpal Singh; Organic & biomolecular chemistry 12 (2014) 1551–1555; doi:10.1039/c3ob42064g

data_7153586
_publ_section_title
;
 Ketones as electrophiles in two component Baylis-Hillman reaction: a
 facile one-pot synthesis of substituted indolizines.
;
_journal_issue                   10
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              1551
_journal_page_last               1555
_journal_paper_doi               10.1039/c3ob42064g
_journal_volume                  12
_journal_year                    2014
_chemical_formula_sum            'C16 H19 N O3'
_chemical_formula_weight         273.32
_chemical_melting_point          130.0(10)
_chemical_name_systematic
; 
 8-Acetyl-1-aza-2-Methoxy-7-methyl-9-(3-oxobutyl)bicyclo[4.3.0]nona-2,4,6,8-tetraene 
;
_space_group_IT_number           4
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_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 90.818(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.9759(15)
_cell_length_b                   13.292(4)
_cell_length_c                   10.625(3)
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_cell_measurement_temperature    298(2)
_cell_volume                     702.7(4)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_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
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_diffrn_reflns_limit_h_min       -6
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_diffrn_reflns_limit_k_min       -16
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_diffrn_reflns_limit_l_min       -13
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_diffrn_reflns_theta_max         26.02
_diffrn_reflns_theta_min         1.92
_exptl_absorpt_coefficient_mu    0.089
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.292
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             292
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.130
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_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_extinction_method     none
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_refine_ls_number_reflns         2749
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.0552
_refine_ls_R_factor_gt           0.0462
_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^)+(0.0655P)^2^+0.0487P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1194
_refine_ls_wR_factor_ref         0.1238
_reflns_number_gt                2311
_reflns_number_total             2749
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ob42064g.txt
_cod_data_source_block           4f
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '129-131' was changed to '130.0(10)'
- the average value was taken and precision was
estimated.

'_symmetry_cell_setting' value 'Monoclinic' changed to
'monoclinic' according to
/usr/data/users/saulius/automatic-downloads/current/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 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      'P2(1)   '
_cod_database_code               7153586