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Crotonic acid is a short chain unsaturated carboxylic acid. The cross-linked copolymeric crotonic acid hydrogels release fertilizers and drugs that help prevent environmental pollution.

It also finds applications as a softening agent in the manufacture of synthetic rubber and alkyd resins to improve the flow characteristics in raw material for paints.


In medicinal chemistry, it is used in the manufacture of DL-threonine and Vitamin A.

This chemical also appears under: Adhesives and Lubricants, Flavours, Plastics, Paper and Resins, Personal Care and Cosmetics

Technical Overview

1 Appearance Clear Colourless Liquid
2 Assay (%) Min 99.50
3 Acidity as Acetic Acid (%) Max 0.010 (Cosmetic Grade)
Max 0.100 (Technical Grade)
4 Moisture (%) 0.50
5 Specific Gravity @ 20 0C 1.004 – 1.007