Synthesis of Diarylheptanoid Scaffolds Inspired by Calyxins I and J.
Ackrill, Thomas D.; Sparkes, Hazel A.; Willis, Christine L.; Organic letters 17 (2015) 3884–3887; doi:10.1021/acs.orglett.5b01848

data_1529864
_publ_section_title
;
 Synthesis of Diarylheptanoid Scaffolds Inspired by Calyxins I and J.
;
_journal_issue                   15
_journal_name_full               'Organic letters'
_journal_page_first              3884
_journal_page_last               3887
_journal_paper_doi               10.1021/acs.orglett.5b01848
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C32 H30 O2'
_chemical_formula_sum            'C32 H30 O2'
_chemical_formula_weight         446.56
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2014-04-02
_audit_creation_method
;
Olex2 1.2
(compiled 2014.03.20 svn.r2914 for OlexSys, GUI svn.r4813)
;
_cell_angle_alpha                105.145(2)
_cell_angle_beta                 101.933(2)
_cell_angle_gamma                100.657(2)
_cell_formula_units_Z            2
_cell_length_a                   7.0588(2)
_cell_length_b                   11.8690(3)
_cell_length_c                   15.6316(4)
_cell_measurement_reflns_used    2182
_cell_measurement_temperature    100.00
_cell_measurement_theta_max      27.37
_cell_measurement_theta_min      2.64
_cell_volume                     1196.58(6)
_computing_data_reduction        'SAINT v8.27A (Bruker, 2012)'
_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    'olex2.solve (Bourhis et al., 2013)'
_diffrn_ambient_temperature      100.00
_diffrn_detector                 'Bruker area detector'
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'Bruker Apex II kappa CCDC area detector'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0380
_diffrn_reflns_av_unetI/netI     0.0632
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            13011
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         28.554
_diffrn_reflns_theta_min         1.401
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.076
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8928
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2012/1 (Bruker,2012) was used for absorption correction.
wR2(int) was 0.0473 before and 0.0412 after correction.
The Ratio of minimum to maximum transmission is 0.8928.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.239
_exptl_crystal_description       block
_exptl_crystal_F_000             476
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.293
_refine_diff_density_min         -0.299
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         6062
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0937
_refine_ls_R_factor_gt           0.0521
_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^)+(0.0433P)^2^+0.2381P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1050
_refine_ls_wR_factor_ref         0.1235
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3860
_reflns_number_total             6062
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol5b01848_si_002.cif
_cod_data_source_block           25
_cod_database_code               1529864
_shelxl_version_number           2013-3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C7(H7), C8(H8), C9(H9), C17(H17), C18(H18)
2.b Secondary CH2 refined with riding coordinates:
 C16(H16A,H16B), C19(H19A,H19B), C20(H20A,H20B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C6(H6), C12(H12), C13(H13), C14(H14),
 C15(H15), C22(H22), C23(H23), C24(H24), C25(H25), C26(H26), C28(H28), C29(H29),
  C30(H30), C31(H31), C32(H32)
;
_shelx_res_checksum              81409
_shelx_hkl_checksum              18923