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US 8,558,010 B2Granted
Aziridination of olefins
AssigneeCouncil of Scientific and Industrial Research
InventorsPratibha Uttam Karbal, Pandurang Vilasrao Chouthaiwale, Gurunath Mallappa Suryavanshi, Arumugam Sudalai, Tanveer Mahamadali Shaikh
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Abstract
A process for aziridination of olefins using NaIO4/alkali metal bromide/H+/Chloramine-T combination in presence of dipolar aprotic solvent under ambient conditions to obtain aziridines is disclosed.
Claims10
A process for aziridination of olefins, wherein the process comprises:
- (a) mixing an olefin with chloramine-T and a dipolar aprotic solvent to form a reaction mixture;
- (b) adding NaIO4, alkali metal bromide, and sulphuric acid to the reaction mixture;
- and
- (c) diluting the reaction mixture an organic solvent, washing with water and an organic solvent, drying, concentrating, and purifying to obtain the desired aziridated product.
1 more element
Dependencies are inferred from the claim text.