Hybrid Synthetic and Computational Study of an Optimized, Solvent-Free Approach to Curcuminoids
Stepanova, Valeria A.; Guerrero, Andres; Schull, Cullen; Christensen, Joshua; Trudeau, Claire; Cook, Joshua; Wolmutt, Kyle; Blochwitz, Jordan; Ismail, Abdelrahman; West, Joseph K.; Wheaton, Amelia M.; Guzei, Ilia A.; Yao, Bin; Kubatova, Alena; ACS Omega 7 (2022) 7257–7277; doi:10.1021/acsomega.1c07006

data_4519346
_publ_section_title
;
 Hybrid Synthetic and Computational Study of an Optimized, Solvent-Free
 Approach to Curcuminoids
;
_journal_issue                   8
_journal_name_full               'ACS Omega'
_journal_page_first              7257
_journal_page_last               7277
_journal_paper_doi               10.1021/acsomega.1c07006
_journal_volume                  7
_journal_year                    2022
_chemical_formula_moiety         'C21 H20 O4'
_chemical_formula_sum            'C21 H20 O4'
_chemical_formula_weight         336.37
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2020-08-08
_audit_creation_method
;
Olex2 1.3-beta
(compiled 2020.07.31 svn.rc2a77460 for OlexSys, GUI svn.r6145)
;
_cell_angle_alpha                90
_cell_angle_beta                 98.985(11)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.620(4)
_cell_length_b                   10.769(3)
_cell_length_c                   13.577(5)
_cell_measurement_reflns_used    5814
_cell_measurement_temperature    100.01
_cell_measurement_theta_max      31.980
_cell_measurement_theta_min      2.594
_cell_volume                     1678.1(10)
_computing_cell_refinement       'APEX3 Ver. 2017.3-0 (Bruker-AXS, 2017)'
_computing_data_collection       'APEX3 Ver. 2017.3-0 (Bruker-AXS, 2017)'
_computing_data_reduction        'APEX3 Ver. 2017.3-0 (Bruker-AXS, 2017)'
_computing_molecular_graphics    'Olex2 1.3-beta (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3-beta (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'XT  (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.01
_diffrn_detector                 'charge-coupled device (CCD) area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'Bruker APEX II'
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX II Quazar'
_diffrn_measurement_method       '0.5\% \w and 0.5\% \f scans'
_diffrn_radiation_collimation    'focusing mirrors'
_diffrn_radiation_detector       'Bruker APEX II'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0313
_diffrn_reflns_av_unetI/netI     0.0209
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            17497
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.086
_diffrn_reflns_theta_min         2.594
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_current           0.6
_diffrn_source_power             0.03
_diffrn_source_type              'Incoatec I\ms'
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.9896
_exptl_absorpt_correction_T_min  0.9483
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1224 before and 0.0464 after correction.
The Ratio of minimum to maximum transmission is 0.9556.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.331
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.477
_refine_diff_density_min         -0.183
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     119
_refine_ls_number_reflns         2927
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0529
_refine_ls_R_factor_gt           0.0426
_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^)+(0.0700P)^2^+0.8105P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1227
_refine_ls_wR_factor_ref         0.1320
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2385
_reflns_number_total             2927
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ao1c07006_si_004.cif
_cod_data_source_block           stepanova04
_cod_original_cell_volume        1678.0(10)
_cod_database_code               4519346
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.991
_shelx_estimated_absorpt_t_min   0.985
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Others
 Fixed Sof: H1(0.5)
3.a Aromatic/amide H refined with riding coordinates:
 C1(H1A), C3(H3), C4(H4), C6(H6), C7(H7), C9(H9), C10(H10)
3.b Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C)
;
_shelx_res_checksum              71537
_shelx_hkl_checksum              81906
_olex2_submission_special_instructions 'No special instructions were received'