Unusual reaction of beta-hydroxy alpha-diazo carbonyl compounds with Cl3CCN/NaH and Rh(II)-catalyzed reaction of beta-trichloroacetylamino alpha-diazo carbonyl compounds.
Shi, Weifeng; Jiang, Nan; Zhang, Shiwei; Wu, Weiming; Du, Daming; Wang, Jianbo; Organic letters 5 (2003) 2243–2246; doi:10.1021/ol034550o

data_1507316
_publ_section_title
;
 Unusual reaction of beta-hydroxy alpha-diazo carbonyl compounds with
 Cl3CCN/NaH and Rh(II)-catalyzed reaction of beta-trichloroacetylamino
 alpha-diazo carbonyl compounds.
;
_journal_issue                   13
_journal_name_full               'Organic letters'
_journal_page_first              2243
_journal_page_last               2246
_journal_paper_doi               10.1021/ol034550o
_journal_volume                  5
_journal_year                    2003
_chemical_formula_sum            'C15 H14 Cl3 N3 O3'
_chemical_formula_weight         390.64
_chemical_name_systematic
; 
 ? 
;
_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
'hydrogen atoms are generated by HFIX instructions''
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 94.20(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.730(2)
_cell_length_b                   19.233(4)
_cell_length_c                   8.9878(18)
_cell_measurement_reflns_used    10938
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      2.12
_cell_volume                     1849.8(6)
_computing_cell_refinement
'Molecular Structure Corporation (1994) MSC/AFC Diffractometer Control Software MSC, 3200 Research Forest Drive, The Woodlands, TX 77381 USA.''
_computing_data_collection
'Molecular Structure Corporation (1994) MSC/AFC Diffractometer Control Software MSC, 3200 Research Forest Drive, The Woodlands, TX 77381, USA.''
_computing_data_reduction
'Sheldrick, G. M. (1997) SHELXS97, Program for the Solution of Crystal Structure, University of Gottingen, Germany.''
_computing_molecular_graphics
'Interactive Molecular Graphics XP, Virsion 4.2 for MSDOS (1990), Siemens Analytical X-ray Instruments Inc., Madison, Wisconsin, USA.''
_computing_publication_material
'Sheldrick, G. M. (1997) SHELXL97, Program for the refinement of Crystal Structure, University of Gottingen, Germany.''
_computing_structure_refinement
'Sheldrick, G. M. (1997) SHELXL97, Program for the Refinement of Crystal Structure, University of Gottingen, Germany.''
_computing_structure_solution
'Sheldrick, G. M. (1997) SHELXS97, Program for the Solution of Crystal Structure, University of Gottingen, Germany.''
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean '100x100 microns'
_diffrn_measured_fraction_theta_full 0.885
_diffrn_measured_fraction_theta_max 0.885
_diffrn_measurement_device_type  'Rigaku RAXIS RAPID IP'
_diffrn_measurement_method       Oscillation
_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  0.0471
_diffrn_reflns_av_sigmaI/netI    0.0708
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            10938
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    0.513
_exptl_absorpt_correction_T_max  0.857
_exptl_absorpt_correction_T_min  0.602
_exptl_absorpt_correction_type   empirical
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.328
_refine_diff_density_min         -0.298
_refine_diff_density_rms         0.052
_refine_ls_extinction_coef       0.0062(19)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.921
_refine_ls_hydrogen_treatment
'hydrogen coordinates ride on the coordinates of the previous atom, the isotropic U values are 1.2 OR 1.5 time over the U values of the previous atom.''
_refine_ls_matrix_type           full
_refine_ls_number_parameters     222
_refine_ls_number_reflns         3757
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.921
_refine_ls_R_factor_all          0.1250
_refine_ls_R_factor_gt           0.0595
_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^)+(0.0919P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1599
_refine_ls_wR_factor_ref         0.1799
_reflns_number_gt                1659
_reflns_number_total             3757
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol034550osi20030329_110605.cif
_cod_data_source_block           7a
_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.

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' 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_sg_symbol_H-M      P2(1)/c
_cod_database_code               1507316