SmCl3-catalyzed C-acylation of 1,3-dicarbonyl compounds and malononitrile.
Shen, Quansheng; Huang, Wen; Wang, Jialiang; Zhou, Xigeng; Organic letters 9 (2007) 4491–4494; doi:10.1021/ol701961z

data_1505567
_publ_section_title
;
 SmCl3-catalyzed C-acylation of 1,3-dicarbonyl compounds and
 malononitrile.
;
_journal_issue                   22
_journal_name_full               'Organic letters'
_journal_page_first              4491
_journal_page_last               4494
_journal_paper_doi               10.1021/ol701961z
_journal_volume                  9
_journal_year                    2007
_chemical_formula_sum            'C13 H14 O3'
_chemical_formula_weight         218.24
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 90.404(12)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.215(6)
_cell_length_b                   7.015(6)
_cell_length_c                   26.60(2)
_cell_measurement_reflns_used    799
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      23.689
_cell_measurement_theta_min      3.063
_cell_volume                     1159.7(17)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_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  0.0288
_diffrn_reflns_av_sigmaI/netI    0.0424
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            4475
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         3.00
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_T_max  0.9912
_exptl_absorpt_correction_T_min  0.9826
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.250
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             464
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.387
_refine_diff_density_min         -0.338
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.171
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2019
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.171
_refine_ls_R_factor_all          0.1186
_refine_ls_R_factor_gt           0.1028
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1182P)^2^+2.8188P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3046
_refine_ls_wR_factor_ref         0.3140
_reflns_number_gt                1581
_reflns_number_total             2019
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol701961z-file001.cif
_cod_data_source_block           f70514a
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1159.5(18)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1505567