A Brønsted Acid-Amino Acid as a Synergistic Catalyst for Asymmetric List-Lerner-Barbas Aldol Reactions.
Ramachary, Dhevalapally B.; Shruthi, Kodambahalli S.; The Journal of organic chemistry 81 (2016) 2405–2419; doi:10.1021/acs.joc.5b02896

data_4031867
_publ_section_title
;
 A Br\/onsted Acid-Amino Acid as a Synergistic Catalyst for Asymmetric
 List-Lerner-Barbas Aldol Reactions.
;
_journal_issue                   6
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              2405
_journal_page_last               2419
_journal_paper_doi               10.1021/acs.joc.5b02896
_journal_volume                  81
_journal_year                    2016
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C28 H34 N6 O4'
_chemical_formula_sum            'C28 H34 N6 O4'
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_chemical_name_systematic
; 
 ? 
;
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;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
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_exptl_crystal_density_method    'not measured'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'calc w=1/[\s^2^(Fo^2^)+(0.0626P)^2^+0.1921P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_threshold_expression     >2sigma(I)
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'Adding full bibliography for 4031867--4031868.cif.'
_cod_original_cell_volume        1410.5(4)
_cod_original_sg_symbol_H-M      C2
_cod_database_code               4031867