Multicomponent reaction for the first synthesis of 2,2-dialkyl- and 2-alkyl-2-aralkyl-5,6-diaryl-2H-1,3-thiazines as scaffolds for various 3,4-dihydro-2H-1,3-thiazine derivatives.
Brockmeyer, Fabian; Schoemaker, Robin; Schmidtmann, Marc; Martens, Jürgen; Organic & biomolecular chemistry 12 (2014) 5168–5181; doi:10.1039/c4ob00866a

data_7153838
_publ_section_title
;
 Multicomponent reaction for the first synthesis of 2,2-dialkyl- and
 2-alkyl-2-aralkyl-5,6-diaryl-2H-1,3-thiazines as scaffolds for various
 3,4-dihydro-2H-1,3-thiazine derivatives.
;
_journal_issue                   28
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5168
_journal_page_last               5181
_journal_paper_doi               10.1039/c4ob00866a
_journal_volume                  12
_journal_year                    2014
_chemical_formula_structural     C21H21NO2S
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_symmetry_space_group_name_Hall  '-P 2ybc'
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_diffrn_ambient_temperature      120(2)
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_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         7935
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.124
_refine_ls_R_factor_all          0.0394
_refine_ls_R_factor_gt           0.0325
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1245
_refine_ls_wR_factor_ref         0.1351
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_reflns_number_gt                6901
_reflns_number_total             7935
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4ob00866a2.cif
_cod_data_source_block           fbp1517
_cod_depositor_comments          'Adding full bibliography for 7153838.cif.'
_cod_database_code               7153838
_shelx_estimated_absorpt_t_min   0.927
_shelx_estimated_absorpt_t_max   0.985
_shelxl_version_number           2013-4
_shelx_res_checksum              82252