Direct Catalytic Asymmetric Synthesis of β-Hydroxy Acids from Malonic Acid.
Gao, Hang; Luo, Zhenli; Ge, Pingjin; He, Junqian; Zhou, Feng; Zheng, Peipei; Jiang, Jun; Organic letters 17 (2015) 5962–5965; doi:10.1021/acs.orglett.5b02891

data_1555431
_publ_section_title
;
 Direct Catalytic Asymmetric Synthesis of \b-Hydroxy Acids from Malonic
 Acid.
;
_journal_issue                   24
_journal_name_full               'Organic letters'
_journal_page_first              5962
_journal_page_last               5965
_journal_paper_doi               10.1021/acs.orglett.5b02891
_journal_volume                  17
_journal_year                    2015
_chemical_absolute_configuration known
_chemical_formula_moiety         'C20 H15 Cl N2 O5'
_chemical_formula_sum            'C20 H15 Cl N2 O5'
_chemical_formula_weight         398.79
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_cell_setting           monoclinic
_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                 104.835(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.275(3)
_cell_length_b                   11.187(2)
_cell_length_c                   13.371(3)
_cell_measurement_reflns_used    9884
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.47
_cell_measurement_theta_min      2.41
_cell_volume                     1774.9(7)
_computing_cell_refinement       'SAINT (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'XP (Bruker, 2002)'
_computing_publication_material  'SHELXL-97 (Bruker, 2002)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX II area-detector diffractometer'
_diffrn_measurement_method       '\f and \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  0.0225
_diffrn_reflns_av_sigmaI/netI    0.0290
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            14260
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.58
_exptl_absorpt_coefficient_mu    0.252
_exptl_absorpt_correction_T_max  0.9489
_exptl_absorpt_correction_T_min  0.9147
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2002)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.492
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rod
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.287
_refine_diff_density_min         -0.305
_refine_diff_density_rms         0.077
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     507
_refine_ls_number_reflns         6320
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0273
_refine_ls_R_factor_gt           0.0259
_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^)+(0.0587P)^2^+0.5403P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0739
_refine_ls_wR_factor_ref         0.0870
_reflns_number_gt                6190
_reflns_number_total             6320
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ol5b02891_si_002.cif
_cod_data_source_block           mo_20150125a_0m
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        1774.9(6)
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               1555431