A Concise Synthesis of the Molecular Framework of Pleuromutilin
Junjia Liu; Stephen D. Lotesta; Erik J. Sorensen; Chem.Commun. 47 (2011) 1500–; doi:10.1039/c0cc04077k

data_7105895
_publ_section_title
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 A Concise Synthesis of the Molecular Framework of Pleuromutilin
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_journal_name_full               Chem.Commun.
_journal_page_first              1500
_journal_paper_doi               10.1039/c0cc04077k
_journal_volume                  47
_journal_year                    2011
_chemical_formula_sum            'C12 H15 N O'
_chemical_formula_weight         189.25
_space_group_IT_number           4
_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                 102.217(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.2455(5)
_cell_length_b                   6.4925(4)
_cell_length_c                   11.1739(7)
_cell_measurement_reflns_used    4982
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.53
_cell_measurement_theta_min      3.08
_cell_volume                     513.73(6)
_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      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0118
_diffrn_reflns_av_sigmaI/netI    0.0183
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6303
_diffrn_reflns_theta_full        30.53
_diffrn_reflns_theta_max         30.53
_diffrn_reflns_theta_min         1.86
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.9892
_exptl_absorpt_correction_T_min  0.9846
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SAINT (SADABS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.223
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       lathe
_exptl_crystal_F_000             204
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.349
_refine_diff_density_min         -0.176
_refine_diff_density_rms         0.052
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.2(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     127
_refine_ls_number_reflns         3056
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0402
_refine_ls_R_factor_gt           0.0389
_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^)+(0.0600P)^2^+0.0880P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0954
_refine_ls_wR_factor_ref         0.0968
_reflns_number_gt                2956
_reflns_number_total             3056
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0CC04077K.TXT
_cod_data_source_block           lotest3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7105895