An efficient use of Oppolzer sultam for diastereospecific synthesis of cis-β-lactams

Tetrahedron

Volumn 52, Issue 15, 1996, Pages 5579-5584

  Srirajan, V ^a   Puranik, Vedavati G ^a   Deshmukh, A R A S ^a   Bhawal, Baburao M ^a  

^a NATIONAL CHEMICAL LABORATORY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

BETA LACTAM DERIVATIVE;

ARTICLE; DRUG SYNTHESIS; NUCLEAR MAGNETIC RESONANCE; PRIORITY JOURNAL; REACTION ANALYSIS; STEREOCHEMISTRY;

EID: 0029877683     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/0040-4020(96)00193-7     Document Type: Article

References (20)

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14. a) Jayaraman, M.; Deshmukh, A.R.A.S.; Bhawal, B.M. Synlett 1992, 749.
15. b) Jayaraman, M.; Srirajan, V.; Deshmukh, A.R.A.S.; Bhawal, B.M. Tetrahedron (in press).
16. The commercially available (1S)-(+)-camphor-10-sulphonic acid (E-Merck, Germany) was used.
17. Weismiller, C.M.; Towson, J.C.; Davis, F.A. Org. Synth. 1990, 69, 154.
18. 13CNMR spectral analyses of the crude reaction mixture showed formation of only one cis-diastereomer. The formation of one cis-diastereomer was also confirmed by HPLC analysis of the crude reaction product.
19. 9
20. Gobe, E.J.; Page, Y-Le; Charland, J.P.; Lee, F.L.; White, P.S. J. Appl. Cryst. 1989, 22, 384.