Isay reaction | |
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Named after | Oskar Isay |
Reaction type | Ring forming reaction |
The Isay reaction also known as Gabriel-Isay condensation is an organic reaction in which certain diaminopyrimidines are transformed into pterins by condensation with a 1,2-dicarbonyl compound, such as 2,3-butanedione. [1] [2] The reaction is named after Oskar Isay.