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Volumn 52, Issue 43, 2011, Pages 5550-5553

Enantioselective Pictet-Spengler reactions of isatins for the synthesis of spiroindolones

Author keywords

Chiral Br nsted acid catalysis; Isatin; Pictet Spengler; Spirooxindole

Indexed keywords

1,1' BINAPHTHYL DERIVATIVE; INDOLE DERIVATIVE; ISATIN; PHOSPHORIC ACID; SPIROOXINDOLE TETRAHYDRO BETA CARBOLINE; TRYPTAMINE DERIVATIVE; UNCLASSIFIED DRUG;

EID: 80053181266     PISSN: 00404039     EISSN: 18733581     Source Type: Journal    
DOI: 10.1016/j.tetlet.2011.08.071     Document Type: Article
Times cited : (98)

References (39)
  • 29
    • 79955443470 scopus 로고    scopus 로고
    • While this work was in progress, Bencivenni and co-workers described a related Pictet-Spengler reaction of isatins. In these reports, catalyst (R)-8b was not reported and different substrates and scope were investigated, see
    • While this work was in progress, Bencivenni and co-workers described a related Pictet-Spengler reaction of isatins. In these reports, catalyst (R)-8b was not reported and different substrates and scope were investigated, see: S. Duce, F. Pesciaioli, L. Gramigna, L. Bernardi, A. Mazzanti, A. Ricci, G. Bartoli, and G. Bencivenni Adv. Synth. Catal. 353 2011 860 864
    • (2011) Adv. Synth. Catal. , vol.353 , pp. 860-864
    • Duce, S.1    Pesciaioli, F.2    Gramigna, L.3    Bernardi, L.4    Mazzanti, A.5    Ricci, A.6    Bartoli, G.7    Bencivenni, G.8
  • 31
    • 77953261329 scopus 로고    scopus 로고
    • For a recent review of chiral phosphoric acid catalysis, see
    • For a recent review of chiral phosphoric acid catalysis, see: M. Terada Synthesis 2010 1929 1982
    • (2010) Synthesis , pp. 1929-1982
    • Terada, M.1
  • 32
    • 33749522044 scopus 로고    scopus 로고
    • The absolute configurations for chiral phosphoric acids in this study are based on products purchased from Sigma-Aldrich. (R)-3,3′-Bis(9- anthracenyl)-1,1′-binaphthyl-2,2′-diyl hydrogenphosphate is product #695718 and lot# MKBG2357V was used for these studies with an optical rotation of +139.3 (c = 1%, chloroform), as provided by Sigma-Aldrich. Akiyama and co-workers report [ α ] D 26 -24.9 (c 1.00, EtOH), for the (R)-anthracenyl acid, see: Akiyama, T.; Morita, H.; Fuchibe, K. J. Am. Chem. Soc. 2006, 128, 13070-13071.
    • (2006) J. Am. Chem. Soc. , vol.128 , pp. 13070-13071
    • Akiyama, T.1    Morita, H.2    Fuchibe, K.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.