Synthesis of Functionalized β-Lactams and Pyrrolidine-2,5-diones through a Metal-Free Sequential Ugi-4CR/Cyclization Reaction.
Ghabraie, Elmira; Balalaie, Saeed; Mehrparvar, Saber; Rominger, Frank; The Journal of organic chemistry 79 (2014) 7926–7934; doi:10.1021/jo5010422

data_4029877
_publ_section_title
;
 Synthesis of Functionalized \b-Lactams and Pyrrolidine-2,5-diones through
 a Metal-Free Sequential Ugi-4CR/Cyclization Reaction.
;
_journal_issue                   17
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              7926
_journal_page_last               7934
_journal_paper_doi               10.1021/jo5010422
_journal_volume                  79
_journal_year                    2014
_chemical_formula_sum            'C28 H25 F3 N2 O2'
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_space_group_name_Hall           '-P 1'
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_diffrn_ambient_temperature      200(2)
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_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX'
_diffrn_measurement_method       '\f and \w scans'
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_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0280
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_diffrn_reflns_point_group_measured_fraction_full 0.949
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_exptl_absorpt_coefficient_mu    0.099
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Sheldrick, G. M. (2008). <i>SADABS</i>. University of G\"ottingen, Germany.
;
_exptl_crystal_colour            yellow
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_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0430P)^2^+0.3381P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_number_total             4147
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 4029875--4029877.cif.'
_cod_database_code               4029877
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