L-Pyroglutamic acid 99% CAS 98-79-3 agricultural grade

The synthesis of L-pyroglutamic acid includes semi-synthetic method, enzymatic conversion method and total synthesis method. The main method of industrial production at present is the semi-synthetic method using glutamic acid as raw material. L-glutamic acid is dehydrated and cyclized within the glutamic acid molecule under dry conditions at 130-150°C or in an oil bath to form l-pyroglutamic acid.
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