Please use this identifier to cite or link to this item: http://nopr.niscair.res.in/handle/123456789/397
Title: Synthesis of some pyrazino, pyrimido and mercaptopyrimido annelated carbazoles using 2-hydroxymethylene-1- oxo-1,2,3,4- tetrahydrocarbazoles
Authors: Sangeetha, V
Prasad, K J Rajendra
Keywords: 1-oxo-2-hydroxymethylene-1,2,3,4-tetrahydrocarbazole
4,5-dihydro-2H-pyrazino[3,4-a]carbazoles
2-cyano-1-hydroxycarbazoles
2,4-dihydroxy-1,4,5,6-tetra-hydropyrimido[4,5-a]carbazoles
4-hydroxy-2-mercapto-1,4,5,6-tetrahydropyrimido- [4,5-a]carbazoles
Issue Date: Jan-2007
Publisher: CSIR
Series/Report no.: Int. Cl.⁸ C07D
Abstract: Treatment of 1-oxo-2-hydroxymethylene-1,2,3,4- tetrahydrocarbazole 1 with hydrazine hydrate, hydroxylamine hydrochloride, urea and thiourea in the presence of gl. acetic acid afforded the novel carbazole derivatives namely 4,5-dihydro-2H-pyrazino [3,4-a] carbazoles 2, 2-cyano-1- hydroxycarbazoles 3, 2,4-dihydroxy-1,4,5,6- tetrahydropyrimido[4,5-a]carbazoles 4 and 4-hydroxy-2-mercapto-1,4,5,6- tetrahydropyrimido- [4,5-a]carbazoles 5 respectively.
Description: 135-140
URI: http://hdl.handle.net/123456789/397
ISSN: 0376-4699
Appears in Collections:IJC-B Vol.46B(01) [January 2007]

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