One pot synthesis of 4-(2-hydroxybenzoyl)-pyrazoles from 3- formylchromones under microwave irradiation in solvent free conditions

Synthetic Communications

Volumn 28, Issue 24, 1998, Pages 4571-4576

  Sabitha, Gowravaram ^a   Satheesh Babu, R ^a   Yadav, J S ^a  

^a INDIAN INSTITUTE OF CHEMICAL TECHNOLOGY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

4 (2 HYDROXYBENZOYL)PYRAZOLE; CHROMONE DERIVATIVE; PHENYLHYDRAZINE; PYRAZOLE DERIVATIVE; TOLUENESULFONIC ACID DERIVATIVE; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL REACTION; INFRARED SPECTROMETRY; MASS SPECTROMETRY; MICROWAVE IRRADIATION; PROTON NUCLEAR MAGNETIC RESONANCE; SYNTHESIS;

EID: 3643051939     PISSN: 00397911     EISSN: None     Source Type: Journal    
DOI: 10.1080/00397919808004521     Document Type: Article

References (14)

1. Ghosh, C.K.; Mukhopadhyay, K.K. J. Indian Chem. Soc., 1978, 55, 386; CA 1979, 90, 6297g.
2. Ghosh, C.K.; Mukhopadhyay, K.K. J. Indian Chem. Soc., 1978, 55, 386; CA 1979, 90, 6297g.
3. Reddy, G.J.; Sabitha, G.; Rao, A.V.S. Indian J. Chem., 1984, 23B, 99.
4. Sabitha, G,; Rao, A.V.S. Synth. Commun., 1987, 17, 341.
5. Sabitha, G,; Reddy, G.J.; Rao, A.V.S. Synth. Commun., 1988, 18, 639.
6. a) I.L. Finar et al., J. Chem. Soc., 1954, 2293.
7. b) R.J. Brooklyn et al., J. Chem. Soc.(c), 1968, 466.
8. For the synthesis and reactions of 3-formylchromones see Review article: Sabitha, G. Aldrichimica Acta., 1996, 29(1), 15.
9. Ghosh, C.K. and Mukhopadhyay, K.K. J. Indian Chem. Soc., 1978, 55, 268.
10. Ghosh, C.K. and Mukhopadhyay, K.K. J. Indian Chem. Soc., 1978, 55, 52.
11. Ito, K.; Maruyama, J. J. Heterocycl. Chem., 1988, 25, 1681.
12. a) Nohara, A.; Umetani, T. and Sanno, Y. Tetrahedron Lett., 1973, 1995.
13. b) Nohara, A.; Umetani, T. and Sanno, Y. Tetrahedron Lett., 1974, 30, 3553.
14. Caddick, S. Tetrahedron, 1995, 51, 10403.