Iterative addition of carbon nucleophiles to <i>N</i>,<i>N</i>-dialkyl carboxamides for synthesis of α-tertiary amines.
Chen, Jiahua; Lim, Jun Wei; Ong, Derek Yiren; Chiba, Shunsuke; Chemical science 13 (2021) 99–104; doi:10.1039/d1sc05876b

data_1565407
_publ_section_title
;
 Iterative addition of carbon nucleophiles to <i>N</i>,<i>N</i>-dialkyl
 carboxamides for synthesis of \a-tertiary amines.
;
_journal_issue                   1
_journal_name_full               'Chemical science'
_journal_page_first              99
_journal_page_last               104
_journal_paper_doi               10.1039/d1sc05876b
_journal_volume                  13
_journal_year                    2021
_chemical_formula_sum            'C20 H21 N'
_chemical_formula_weight         275.38
_chemical_name_systematic
N,N-dimethyl-1-(naphthalen-2-yl)-1-phenylethan-1-amine
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_update_record
;
2021-08-25 deposited with the CCDC.	2021-11-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   23.603(2)
_cell_length_b                   6.0263(7)
_cell_length_c                   10.4104(12)
_cell_measurement_reflns_used    4013
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      67.9782
_cell_measurement_theta_min      5.6671
_cell_volume                     1480.8(3)
_computing_cell_refinement       'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_data_collection       'APEX3 (Bruker AXS Inc., 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_molecular_graphics    'XP (Bruker AXS Inc., 2018)'
_computing_publication_material  'APEX3 (Bruker AXS Inc., 2018)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT (Bruker AXS Inc., 2018)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Multilayer Mirror'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0534
_diffrn_reflns_av_unetI/netI     0.0719
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            5414
_diffrn_reflns_theta_full        68.21
_diffrn_reflns_theta_max         68.21
_diffrn_reflns_theta_min         5.67
_diffrn_source                   'Incoatec Microfocus Source'
_diffrn_source_type              'Bruker Kappa Duo APEX2'
_exptl_absorpt_coefficient_mu    0.536
_exptl_absorpt_correction_T_max  0.92
_exptl_absorpt_correction_T_min  0.70
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.235
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             592
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.160
_refine_diff_density_max         0.259
_refine_diff_density_min         -0.184
_refine_ls_abs_structure_details
;

Flack x determined using 693 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -1.1(7)
_refine_ls_extinction_coef       0.0074(16)
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     194
_refine_ls_number_reflns         2169
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0465
_refine_ls_R_factor_gt           0.0453
_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^)+(0.0750P)^2^+0.1116P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1222
_refine_ls_wR_factor_ref         0.1237
_reflns_number_gt                2080
_reflns_number_total             2169
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1sc05876b2.cif
_cod_data_source_block           chiba458s
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 1565407.cif.
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_cod_database_code               1565407
_shelx_res_checksum              93082
_shelx_hkl_checksum              50260