Synthetic Studies toward the Citrinadin A and B Core Architecture.
Mundal, Devon A.; Sarpong, Richmond; Organic letters 15 (2013) 4952–4955; doi:10.1021/ol402177a

data_1512338
_publ_section_title
;
 Synthetic Studies toward the Citrinadin A and B Core Architecture.
;
_journal_issue                   19
_journal_name_full               'Organic letters'
_journal_page_first              4952
_journal_page_last               4955
_journal_paper_doi               10.1021/ol402177a
_journal_volume                  15
_journal_year                    2013
_chemical_formula_sum            'C26 H32 N2 O5'
_chemical_formula_weight         452.54
_chemical_name_common            DM02-46
_chemical_name_systematic
;
 sarpong35
;
_space_group.centring_type       P
_space_group_IT_number           14
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.555(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.0275(6)
_cell_length_b                   6.8288(3)
_cell_length_c                   22.9400(9)
_cell_measurement_reflns_used    9976
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      68.22
_cell_measurement_theta_min      2.94
_cell_volume                     2353.99(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP-32
_computing_publication_material  WinGX
_computing_structure_refinement  SHELXL-97
_computing_structure_solution    SIR-2011
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'HELIOS multilayer mirrors'
_diffrn_radiation_source         'microfocus rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0252
_diffrn_reflns_av_sigmaI/netI    0.0142
_diffrn_refln_scan_rate          10
_diffrn_refln_scan_width         1.0
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            31719
_diffrn_reflns_theta_full        67.00
_diffrn_reflns_theta_max         68.31
_diffrn_reflns_theta_min         3.85
_exptl_absorpt_coefficient_mu    0.718
_exptl_absorpt_correction_T_max  0.9858
_exptl_absorpt_correction_T_min  0.9188
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.295
_refine_diff_density_min         -0.178
_refine_diff_density_rms         0.034
_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     303
_refine_ls_number_reflns         4300
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0354
_refine_ls_R_factor_gt           0.0327
_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^)+(0.0386P)^2^+1.0670P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0813
_refine_ls_wR_factor_ref         0.0835
_reflns_number_gt                3959
_reflns_number_total             4300
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol402177a_si_003.cif
_cod_data_source_block           sarpong35
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_space_group.centring_type' value 'primitive' was replaced with the
value 'P' as specified in the replacement file
'/home/antanas/src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5642 2017-10-24 12:04:52Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1512338