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_7105896
_publ_section_title
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 A Concise Synthesis of the Molecular Framework of Pleuromutilin
;
_journal_name_full               Chem.Commun.
_journal_page_first              1500
_journal_paper_doi               10.1039/c0cc04077k
_journal_volume                  47
_journal_year                    2011
_chemical_formula_moiety         '(C38 H42 O6), 0.5(C H2 CL2)'
_chemical_formula_sum            'C38.5 H43 Cl O6'
_chemical_formula_weight         637.18
_chemical_name_systematic
;
?
;
_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                 94.856(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.5755(10)
_cell_length_b                   11.3095(13)
_cell_length_c                   33.730(4)
_cell_measurement_reflns_used    5663
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.78
_cell_measurement_theta_min      2.41
_cell_volume                     3259.5(7)
_computing_cell_refinement       'Bruker SAINT'
_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 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX CCD'
_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  0.0485
_diffrn_reflns_av_sigmaI/netI    0.0637
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            11172
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         1.90
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.165
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.958
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SAINT (SADABS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.298
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       lathe
_exptl_crystal_F_000             1356
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.371
_refine_diff_density_min         -0.311
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     425
_refine_ls_number_reflns         5903
_refine_ls_number_restraints     30
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0987
_refine_ls_R_factor_gt           0.0727
_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^+6.9000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1597
_refine_ls_wR_factor_ref         0.1709
_reflns_number_gt                4485
_reflns_number_total             5903
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0CC04077K.TXT
_cod_data_source_block           lotest4
_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_cell_volume        3259.6(7)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_original_formula_sum        'C38.50 H43 Cl O6'
_cod_database_code               7105896