Chemoselectivity in the intramolecular aza-Wittig reaction of N-[2-(trisubstituted-phosphoranylidene)aminobenzoyl]-2-pyridone-5-carboxylic acid derivatives

Chemistry Letters

Volumn , Issue 10, 1996, Pages 843-844

  Okawa, Tomohiro ^a   Sugimori, Toshiyuki ^a   Eguchi, Shoji ^a   Kakehi, Akikazu ^b  

^a NAGOYA UNIVERSITY   (Japan)

^b SHINSHU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0030363549     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.1996.843     Document Type: Article

References (26)

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25. +, 45), 213 (1), 185 (100).
26. The isolated 3a was hydrolyzed to 4a in HCl/THF at room temperature for 3 h (quantitative yield).