Evolution of a Unified, Stereodivergent Approach to the Synthesis of Communesin F and Perophoramidine.
Han, Seo-Jung; Vogt, Florian; May, Jeremy A.; Krishnan, Shyam; Gatti, Michele; Virgil, Scott C.; Stoltz, Brian M.; The Journal of organic chemistry 80 (2014) 528–; doi:10.1021/jo502534g

data_4030308
_publ_section_title
;
 Evolution of a Unified, Stereodivergent Approach to the Synthesis of
 Communesin F and Perophoramidine.
;
_journal_issue                   1
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              528
_journal_paper_doi               10.1021/jo502534g
_journal_volume                  80
_journal_year                    2014
_chemical_formula_moiety         'C22 H20 N2 O5'
_chemical_formula_sum            'C22 H20 N2 O5'
_chemical_formula_weight         392.40
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   difmap
_audit_creation_date             2013-10-22
_audit_creation_method
;
Olex2 1.2
(compiled 2013.09.17 svn.r2790 for OlexSys, GUI svn.r4601),
 SHELXL-2013,
 and manual edit
;
_cell_angle_alpha                90
_cell_angle_beta                 103.6098(19)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.5798(3)
_cell_length_b                   30.0522(12)
_cell_length_c                   8.3663(3)
_cell_measurement_reflns_used    9925
_cell_measurement_temperature    100
_cell_measurement_theta_max      33.53
_cell_measurement_theta_min      2.59
_cell_volume                     1852.24(12)
_computing_cell_refinement       'SAINT V8.32B (Bruker-AXS, 2007)'
_computing_data_collection       'APEX2 2013.6-2 (Bruker-AXS, 2007)'
_computing_data_reduction        'SAINT V8.32B (Bruker-AXS, 2007)'
_computing_molecular_graphics    'DIAMOND 3 (Crystal Impact, 1999)'
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
 and SHELXTL (Bruker-AXS, 2007)
;
_computing_structure_refinement  'SHELXL-2013/2 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXT (Sheldrick, 2012)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.944
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0550
_diffrn_reflns_av_unetI/netI     0.0317
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.944
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       48
_diffrn_reflns_limit_k_min       -48
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            90271
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.944
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         36.669
_diffrn_reflns_theta_min         2.595
_diffrn_source_current           30
_diffrn_source_power             1.5
_diffrn_source_target            Mo
_diffrn_source_voltage           50
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9172
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2012/1 (Bruker,2012) was used for absorption correction.
wR2(int) was 0.0588 before and 0.0551 after correction.
The Ratio of minimum to maximum transmission is 0.9172.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.407
_exptl_crystal_description       plate
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.39
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.630
_refine_diff_density_min         -0.316
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.633
_refine_ls_hydrogen_treatment    refxyz
_refine_ls_matrix_type           full
_refine_ls_number_parameters     322
_refine_ls_number_reflns         8678
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.633
_refine_ls_R_factor_all          0.0700
_refine_ls_R_factor_gt           0.0491
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0400P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1139
_refine_ls_wR_factor_ref         0.1189
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6686
_reflns_number_total             8678
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo502534g_si_007.cif
_cod_data_source_block           a13154
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_source_target' value 'MO' changed to 'Mo' according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 4030304--4030313.cif.
;
_cod_database_code               4030308
_shelx_estimated_absorpt_t_max   0.992
_shelx_estimated_absorpt_t_min   0.961
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
;