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Construction of 3,4‐dihydro‐1,2‐diazete ring through 4π electron cyclization of 4‐hydroxy‐2‐oxo‐2 H chromene‐3‐carbaldehyde [(1 E )‐arylmethylene] hydrazone
Author(s) -
Pansuriya Akshay M.,
Savant Mahesh M.,
Bhuva Chirag V.,
Singh Jyoti,
Kapuriya Naval,
Naliapara Yogesh T.
Publication year - 2010
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.347
Subject(s) - chemistry , hydrazone , ring (chemistry) , aryl , medicinal chemistry , stereochemistry , electrocyclic reaction , organic chemistry , alkyl
A new, short and efficient synthesis of 4‐hydroxy‐3‐(4‐aryl‐3,4‐dihydro‐1,2‐diazet‐3‐yl)‐2 H ‐chromen‐2‐one is described in which the 3,4‐dihydro‐1,2‐diazete ring is constructed from arylmethylene hydrazone by 4π electron cyclization as per electrocyclic reaction. J. Heterocyclic Chem., (2010).