Benchtop Nickel-Catalyzed Reductive Coupling of Aldehydes with Alkynes and Ynamides
Khamrai, Aankhi; Ganesh, Venkataraman; Chemical Communications  (2023) –; doi:10.1039/D3CC03322H

data_7132053
_publ_section_title
;
 Benchtop Nickel-Catalyzed Reductive Coupling of Aldehydes with Alkynes
 and Ynamides
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D3CC03322H
_journal_year                    2023
_chemical_formula_moiety         'C16 H21 N O3'
_chemical_formula_sum            'C16 H21 N O3'
_chemical_formula_weight         275.34
_chemical_name_systematic
(Z)-3-(2-(hydroxy(phenyl)methyl)hex-1-en-1-yl)oxazolidin-2-one
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2023-04-17
_audit_creation_method
;
Olex2 1.5-beta
(compiled 2021.11.18 svn.ra9532c28 for OlexSys, GUI svn.r6498)
;
_audit_update_record
;
2023-04-17 deposited with the CCDC.	2023-08-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   11.4074(2)
_cell_length_b                   8.1039(2)
_cell_length_c                   31.1224(6)
_cell_measurement_reflns_used    9828
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      32.21
_cell_measurement_theta_min      3.15
_cell_volume                     2877.09(10)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.5-beta (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5-beta (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'olex2.solve 1.5-beta (Bourhis et al., 2015)'
_diffrn_ambient_temperature      119.90
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0507
_diffrn_reflns_av_unetI/netI     0.0222
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            57596
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.121
_diffrn_reflns_theta_min         2.618
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_type              'Incoatec I\ms'
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6076
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1501 before and 0.0612 after correction.
The Ratio of minimum to maximum transmission is 0.8150.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear whiteish white'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   whiteish
_exptl_crystal_colour_primary    white
_exptl_crystal_density_diffrn    1.271
_exptl_crystal_description       NEEDLE
_exptl_crystal_F_000             1184
_exptl_crystal_preparation       DESILYLATION
_exptl_crystal_recrystallization_method 'Slow evaporation'
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.318
_refine_diff_density_min         -0.265
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     183
_refine_ls_number_reflns         3176
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0408
_refine_ls_R_factor_gt           0.0379
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0450P)^2^+1.1446P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0966
_refine_ls_wR_factor_ref         0.0991
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2935
_reflns_number_total             3176
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3cc03322h2.cif
_cod_data_source_block           gv_ak_239rf_0ma_a
_cod_database_code               7132053
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.983
_shelx_estimated_absorpt_t_min   0.983
_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, All O(H) groups
2.a Ternary CH refined with riding coordinates:
 C6(H6)
2.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C3(H3A,H3B), C4(H4A,H4B), C11(H11A,H11B), C16(H16A,H16B)
2.c Aromatic/amide H refined with riding coordinates:
 C8(H8), C9(H9), C10(H10), C13(H13), C14(H14), C15(H15)
2.d Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C)
2.e Idealised tetrahedral OH refined as rotating group:
 O3(H3)
;
_shelx_res_checksum              69407
_shelx_hkl_checksum              57986
_olex2_exptl_crystal_mounting_method loop
_olex2_submission_original_sample_id gv_ak_239RF
_olex2_submission_special_instructions 'No special instructions were received'