Lewis Acid-catalysed Facile Elimination of the Diazo Group in 3-Diazochromanones. Novel Conversion of Chromanones into Chromones

Journal of Chemical Research - Part S

Volumn , Issue 2, 1998, Pages 88-89

  Mandal, Pranab ^a   Venkateswaran, Ramanathapuram V ^a  

^a DEPARTMENT OF MATERIALS SCIENCE   (India)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 2542464308     PISSN: 03082342     EISSN: None     Source Type: Journal    
DOI: 10.1039/a705517j     Document Type: Article

References (9)

1. For a review, see T. Ye and M. A. McKervey, Chem. Rev., 1994, 94, 1091.
2. (a) J. Mal, A. Nath and R. V. Venkateswaran, J. Org. Chem., 1996, 61, 9164;
3. (b) A. Nath, J. Mal and R. V. Venkateswaran, J. Org. Chem., 1996, 61, 4391:
4. A. Nath, A. Ghosh and R. V. Venkateswaran, J. Org. Chem., 1992, 57, 1467.
5. For other methods of synthesis of chromones from chromanones, G. Shanker, B. V. Malliaiah and G. Srimanyarayana, Synthesis, 1983, 311 and references cited therein.
6. B. K. Ganguly and P. Bagchi, J. Org. Chem., 1956, 21, 1415.
7. Dictionary of Organic Compounds. Eyre and Spottiswoode, 1965, vol. 4, p. 2157.
8. (a) A. B. Sen and P. R. Singh, J. Indian Chem. Soc., 1960, 37, 217;
9. (a) P. P. Joshi, T. R. Ingle and B. V. Bhide, J. Indian Chem. Soc., 1959, 36, 59.