Azopeptides: Synthesis and Pericyclic Chemistry.
Chingle, Ramesh; Lubell, William D.; Organic letters 17 (2015) 5400–5403; doi:10.1021/acs.orglett.5b02723

data_1555388
_publ_section_title
;
 Azopeptides: Synthesis and Pericyclic Chemistry.
;
_journal_issue                   21
_journal_name_full               'Organic letters'
_journal_page_first              5400
_journal_page_last               5403
_journal_paper_doi               10.1021/acs.orglett.5b02723
_journal_volume                  17
_journal_year                    2015
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C34 H34 N4 O4'
_chemical_formula_sum            'C34 H34 N4 O4'
_chemical_formula_weight         562.65
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_date             2014-11-28
_audit_creation_method
;
Olex2 1.2
(compiled 2014.11.28 svn.r3106 for OlexSys, GUI svn.r4957)
;
_cell_angle_alpha                90
_cell_angle_beta                 94.794(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.2983(4)
_cell_length_b                   10.6899(5)
_cell_length_c                   13.1072(6)
_cell_measurement_reflns_used    9920
_cell_measurement_temperature    110
_cell_measurement_theta_max      54.543
_cell_measurement_theta_min      2.945
_cell_volume                     1437.89(11)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_collection
;
APEX 2 (2013) Bruker AXS Inc., Madison, WI 53719-1173.
;
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2008)'
_diffrn_ambient_temperature      110
_diffrn_detector                 'CMOS Area detector'
_diffrn_detector_area_resol_mean 10.24
_diffrn_detector_type            'Bruker Photon 100 CMOS Detector'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'k-geometry diffractometer'
_diffrn_measurement_device_type  'Bruker Venture Metaljet'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_collimation    'Focusing mirrors'
_diffrn_radiation_monochromator  'Helios MX Mirror Optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0637
_diffrn_reflns_av_unetI/netI     0.0351
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            61549
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         54.949
_diffrn_reflns_theta_min         2.943
_diffrn_source                   'Metal Jet'
_diffrn_source_target            Ga
_diffrn_source_type              'Gallium Liquid Metal Jet Source'
_exptl_absorpt_coefficient_mu    0.446
_exptl_absorpt_correction_T_max  0.7508
_exptl_absorpt_correction_T_min  0.6561
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/4 (Bruker,2014/4) was used for absorption correction.
wR2(int) was 0.1299 before and 0.0637 after correction.
The Ratio of minimum to maximum transmission is 0.8739.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_density_diffrn    1.300
_exptl_crystal_description       plate
_exptl_crystal_F_000             596
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.131
_refine_diff_density_min         -0.121
_refine_diff_density_rms         0.030
_refine_ls_abs_structure_details
;
 Flack x determined using 1661 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.06(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     400
_refine_ls_number_reflns         5472
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0576
_refine_ls_R_factor_gt           0.0371
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0477P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0778
_refine_ls_wR_factor_ref         0.0846
_reflns_Friedel_coverage         0.889
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.997
_reflns_number_gt                4214
_reflns_number_total             5472
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol5b02723_si_004.cif
_cod_data_source_block           lube89
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_diffrn_radiation_probe' value 'X-ray' was changed to
'x-ray' 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        1437.90(11)
_cod_database_code               1555388
_shelxl_version_number           2014/6
_shelx_estimated_absorpt_t_max   0.991
_shelx_estimated_absorpt_t_min   0.965
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(C3A) = Uanis(C3B)
Uanis(C4A) = Uanis(C4B)
Uanis(C5A) = Uanis(C5B)
Uanis(C6A) = Uanis(C6B)
3. Same fragment restrains
{C3A, C4A, C5A, C6A} sigma for 1-2: 0.02, 1-3: 0.04
as
{C3B, C4B, C5B, C6B}
4. Others
 Sof(C3B)=Sof(H3B)=Sof(C4B)=Sof(H4BA)=Sof(H4BB)=Sof(C5B)=Sof(H5BA)=Sof(H5BB)=
 Sof(C6B)=Sof(H6BA)=Sof(H6BB)=1-FVAR(1)
 Sof(C3A)=Sof(H3A)=Sof(C4A)=Sof(H4AA)=Sof(H4AB)=Sof(C5A)=Sof(H5AA)=Sof(H5AB)=
 Sof(C6A)=Sof(H6AA)=Sof(H6AB)=FVAR(1)
5.a Ternary CH refined with riding coordinates:
 C1(H1A), C3A(H3A), C3B(H3B), C28(H28)
5.b Secondary CH2 refined with riding coordinates:
 C4A(H4AA,H4AB), C5A(H5AA,H5AB), C6A(H6AA,H6AB), C4B(H4BA,H4BB), C5B(H5BA,
 H5BB), C6B(H6BA,H6BB), C9(H9A,H9B)
5.c Aromatic/amide H refined with riding coordinates:
 C11(H11), C12(H12), C13(H13), C14(H14), C15(H15), C17(H17), C18(H18),
 C19(H19), C20(H20), C21(H21), C23(H23), C24(H24), C25(H25), C26(H26), C27(H27),
  C29(H29), C30(H30), C31(H31), C32(H32), C33(H33), C34(H34)
;
_olex2_submission_special_instructions 'No special instructions were received'