• 제목/요약/키워드: thiadiazolines

검색결과 2건 처리시간 0.013초

Synthesis of C-(2-Furyl)-N-(4-nitrophenyl)methanohydrazonyl Bromide. Reactions with Nucleophiles and Active Methylene Compounds

  • Hassaneen, Hamdi M.;Shawali, Ahmad S.;Elwan, Nehal M.;Ibrahim, Al Hossien A.
    • Archives of Pharmacal Research
    • /
    • 제14권3호
    • /
    • pp.266-270
    • /
    • 1991

  • Synthesis of C-(2-furyl)-N-(4-nitrophenyl)methanohydrazonyl bromide 2 is described. Treatment of 2 with uncleophiles affords the corresponding substitution products 3-7. Also, compound 2 reacts with selenocyanate anion and thiocyanate anion and give the corresponding selenadiazoline and thiadiazoline 8 and 9, respectively. Moreover, reaction of 2 with enolates of various active methylene compounds afforded the pyrazole derivatives 17-20.

  • PDF