Výsledky vyhledávání - "PETER S. FERNANDES"

Synthesis of Heterocycles from 4-(2-Hydroxybenzoyl)- 1-phenylpyrazole

Autor: DIONYSIA L. M. COUTINHO, PETER S. FERNANDES

N. S. R. Laboratory, Department of Chemistry, St. Xavier's College. Bombay-400 001 Manuscript received 11 May 1992, revised1 October 1992, accepted 12 November1992 4-(2-Hydroxybenzoyl)-1-phenylpyrazole (I) has been used In the synthesis or benzofuran

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Syntheses and Biological Activity of Heterocycles derived from 3-Methoxy-I-phenyl-1 H-pyrazole-5-carboxylate

Autor: RAJBNDRA N. MAHAJAN, FREDDY H. HAVALDAR, PETER S. FERNANDES

Nadkarny-Sacasa Research Laboratory,Department of Chemistry. St. Xavier's College,Bombay-400 001 Manuscript received 15 November 1990, revised 3 April 1991, accepted 25 April 1991 Syntheses and Biological Activity of Heterocycles derived from 3-Metho

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Synthesis of 2-[ 4-(3,5-Dimethyl-1 (H)-Pyrazole)phenyl]- 4H-1-Benzo(B)pyran-4-One and its Derivatives

Autor: PETER S. FERNANDES, DHIMANT DESAI, V. V. NADKARNY

Nadkarn-Sacasa Research Laboratory, Department of Chemistry, St. Xavier's College, Bombay-400 001 Manuscript received 15 May 1982, accepted 10 December 1982 Synthesis of heteroanalogues substituted at the position 2 of 4H-1-benzooyran-4- one viz., 24

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Synthesis of Some 2-[4-(2-Pyrazoline)Phenyl]- 4H- I -Benzopyran-4-Ones

Autor: PETER S. FERNANDES, (Mrs.) DIONYSIA L. M. MENDES

Nadkarny-Sacasa Research Laboratory, St. Xavier's College, Bombay-400 001 Manuscript received 7 September 1982, accepted 19 July 1983 The synthesis of six new hetero substituted 2-phenyl-4H-1-benzopyran-4-ones starting from 1-(4-earboxypheny1)-3,5,5-

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Synthesis of Coumarins (2-Oxo-2H-1-benzopyrans) and Benzocoumarins (2-Oxo-2H -1-naphthopyrans)

Autor: DHIMANT H. DESAI, PANKAJ L. LAKHLANI, K. SUKUMAR VARMA, PETER S. FERNANDES

Nadkarny-SacasaResearch Laboratory, St. Xavier's College,Bombay-400 001, India Manuscript received 2 May 1980, revised 25 August 1980,accepted 29 November 1980 Synthesis of Coumarins (2-Oxo-2H-1-benzopyrans) and Benzocoumarins (2-Oxo-2H -1-naphthopyr

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Syntheses and Biological Activity of 5-(1 ,2-Dihydro-5- acenaphthylenyl)-4, 5-dihydro-3-phenyl-1H - pyrazole and 4-[(1,2-Dihydro-5-acenaphthylenyl)azo]-3,5- dimethyl-1H-pyrazole and related Systems

Autor: FREDDY H. HAVALDAR, PETER S. FERNANDES

Nadkarny-Sacasa Research Laboratory, Department of Chemistry, St. Xavier's College, Bombay-400 001 Manuscript received 19 December 1986, revised 29 April 1988, accepted 27 July 1988 5-(1,2-Dihydro-5-acenaphthylenyl)-4,5-dihydro-3-phenyl-1H-pyrazole (

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Synthesis of Some New Heterocycles from 4'-Amino Flavone

Autor: PETER S. FERNANDES, LOUIS COUTINHO

Nadkarny-Sacasa Research Laboratory, St. Xavier's College, Bombay-100 001 Manuscript received 5 November 1982, accepted 24 June 1983 A convenient synthesis, with good yields, for 4'-amino flavone (VI) using sodium dithionite as a reducing agent is pr

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Syntheses and Nucleophilic Additions to Conjugated lmiaes of 3-(2-Methoxyphenyl)-5-(4-aminophenyl) isoxazole and 1,2-Dihydro-5-aeenapbthylenecarboxaldehyde

Autor: BHARAT J. SANYAL, FREDDY H. HAVALDAR, PETER S. FERNANDES

Nadkarny-Sacasa Research Laboratory, St. Xavier's College, Bombay-400 001 Manuscript received 1 April 1985, revised 9 August 1985, accepted 2 December 1985 Syntheses and Nucleophilic Additions to Conjugated lmiaes of 3-(2-Methoxyphenyl)-5-(4-aminophe

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