抽象的
Improved Synthesis of 1,2,3,4-tetrahydrocarbazoles under ultrasonic irradiation
T.Surendiran, S.Balasubramanian, D.Sivaraj
Synthesis of 1,2,3,4-tetrahydrocarbazoles fromcyclohexanone with a series of phenylhydrazines is carried out in excellent yields with 1:3 glacial acetic acid :trifluoroacetic acid as catalyst via Fischer –indolization reactions under ultrasonic irradiation method.
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