Allylation of  N ‐Benzoylhydrazones (= N′ ‐Alkylidene‐Substituted Benzohydrazides) by Treatment with Allyl Bromide in the Presence of Zinc in Aqueous Ammonium Chloride Solution | Zendy

Das Biswanath | Zendy; Shinde Digambar Balaji | Zendy; Kanth Boddu Shashi | Zendy; Kumar Jayprakash Narayan | Zendy

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Allylation of N ‐Benzoylhydrazones (= N′ ‐Alkylidene‐Substituted Benzohydrazides) by Treatment with Allyl Bromide in the Presence of Zinc in Aqueous Ammonium Chloride Solution

Author(s) -

Das Biswanath,

Shinde Digambar Balaji,

Kanth Boddu Shashi,

Kumar Jayprakash Narayan

Publication year - 2011

Publication title -

helvetica chimica acta

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.74

H-Index - 82

eISSN - 1522-2675

pISSN - 0018-019X

DOI - 10.1002/hlca.201100006

Subject(s) - chemistry , aqueous solution , allyl bromide , bromide , ammonium chloride , zinc , ammonium bromide , chloride , allyl chloride , zinc bromide , ammonium , medicinal chemistry , nuclear chemistry , inorganic chemistry , organic chemistry , pulmonary surfactant , catalysis , biochemistry

N ‐Benzoylhydrazones (= N′ ‐alkylidene‐substituted benzohydrazides) 1 are allylated efficiently by reaction with allyl bromide ( 2 ) in the presence of Zn in aqueous NH 4 Cl solution. The products 3 are formed in excellent yields (85–94%) within 35–50 min ( Scheme, Table ).

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