Reductive Annulations of Arylidene Malonates With Unsaturated Electrophiles Using Photoredox/Lewis Acid Cooperative Catalysis
Scheidt, Karl A.; Betori, Rick; McDonald, Benjamin; Chemical Science  (2019) –; doi:10.1039/C9SC00302A

data_1550569
_publ_section_title
;
 Reductive Annulations of Arylidene Malonates With Unsaturated
 Electrophiles Using Photoredox/Lewis Acid Cooperative Catalysis
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C9SC00302A
_journal_year                    2019
_chemical_formula_moiety         'C17 H20 O7'
_chemical_formula_sum            'C17 H20 O7'
_chemical_formula_weight         336.33
_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   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2017-10-03
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2018-04-06 deposited with the CCDC.
2019-02-04 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.591(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.2208(8)
_cell_length_b                   9.3925(4)
_cell_length_c                   9.6745(4)
_cell_measurement_reflns_used    6164
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.314
_cell_measurement_theta_min      2.440
_cell_volume                     1653.99(12)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_collection       'APEX2 V2014.11-0 (Bruker, 2014)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.0
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.972
_diffrn_measurement_device_type  'Bruker Kappa APEX CCD area detector'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'QuazarTM optics'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0366
_diffrn_reflns_av_unetI/netI     0.0348
_diffrn_reflns_Laue_measured_fraction_full 0.992
_diffrn_reflns_Laue_measured_fraction_max 0.972
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            18476
_diffrn_reflns_point_group_measured_fraction_full 0.992
_diffrn_reflns_point_group_measured_fraction_max 0.972
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.574
_diffrn_reflns_theta_min         2.238
_diffrn_source                   microsource
_exptl_absorpt_coefficient_mu    0.105
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6585
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0828 before and 0.0479 after correction. The Ratio of minimum to maximum transmission is 0.8826. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.351
_exptl_crystal_description       block
_exptl_crystal_F_000             712
_exptl_crystal_recrystallization_method
'The material was recrystallised from --- by as supplied'
_exptl_crystal_size_max          0.102
_exptl_crystal_size_mid          0.101
_exptl_crystal_size_min          0.086
_refine_diff_density_max         0.613
_refine_diff_density_min         -0.276
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     220
_refine_ls_number_reflns         4501
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0654
_refine_ls_R_factor_gt           0.0520
_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^)+(0.0532P)^2^+1.0754P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1247
_refine_ls_wR_factor_ref         0.1329
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3607
_reflns_number_total             4501
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc00302a2.cif
_cod_data_source_block           cx1084
_cod_database_code               1550569
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.991
_shelx_estimated_absorpt_t_min   0.989
_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
2.a Ternary CH refined with riding coordinates:
 C8(H8), C9(H9), C13(H13)
2.b Secondary CH2 refined with riding coordinates:
 C7(H7A,H7B), C10(H10A,H10B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5)
2.d Idealised Me refined as rotating group:
 C12(H12A,H12B,H12C), C15(H15A,H15B,H15C), C17(H17A,H17B,H17C)
;
_shelx_res_checksum              69429
_olex2_date_sample_submission    2017-10-02
_olex2_diffrn_ambient_temperature_device 'Oxford Cryosystems'
_olex2_exptl_crystal_mounting_method
'The crystal was mounted on a MITIGEN holder in Paratone oil'
_olex2_submission_original_sample_id cx1084
_olex2_submission_special_instructions 'No special instructions were received'