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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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  • CASS
  • Google Scholar
  • Abra o portão J
  • Infraestrutura Nacional de Conhecimento da China (CNKI)
  • Cosmos SE
  • Diretório de indexação de periódicos de pesquisa (DRJI)
  • Laboratórios secretos de mecanismos de pesquisa
  • ICMJE

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