Amidrazones. 12. Formation of 3‐acylamino‐4,5‐dihydro‐1,1‐dimethyl‐1 H ‐pyrazolium salts by acid‐promoted cyclization of  N  3 ‐acylated derivatives of acrylamide dimethylhydrazone and ( E )‐cinnamamide dimethylhydrazone | Zendy

Smith Richard F. | Zendy; Augustine Brian H. | Zendy; Dennis Lisa A. | Zendy; Ryan William J. | Zendy; Liptak Stephen C. | Zendy; Capparelli Brian R. | Zendy

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Amidrazones. 12. Formation of 3‐acylamino‐4,5‐dihydro‐1,1‐dimethyl‐1 H ‐pyrazolium salts by acid‐promoted cyclization of N 3 ‐acylated derivatives of acrylamide dimethylhydrazone and ( E )‐cinnamamide dimethylhydrazone

Author(s) -

Smith Richard F.,

Augustine Brian H.,

Dennis Lisa A.,

Ryan William J.,

Liptak Stephen C.,

Capparelli Brian R.

Publication year - 1989

Publication title -

journal of heterocyclic chemistry

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.321

H-Index - 59

eISSN - 1943-5193

pISSN - 0022-152X

DOI - 10.1002/jhet.5570260126

Subject(s) - chemistry , acrylamide , medicinal chemistry , organic chemistry , polymer , copolymer

N 3 ‐Acylated derivatives of acrylamide dimethylhydrazone 3a,b and ( E )‐cinnamamide dimethylhydrazone 3c,d cyclized, on treatment with hydriodic acid or p ‐toluenesulfonic acid, to give 3‐acylamino4,5‐dihydro‐1,1‐dimethyl‐1 H ‐pyrazolium salts 4a‐d .

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