Undecenoic Acid (CAS 112-38-9) Suppliers and Product Information

Undecenoic acid, also known as 10-undecenoic acid, is an organic unsaturated fatty acid derived from castor oil by cracking. It is used in the manufacture of pharmaceuticals, cosmetics, and perfumery, including antidandruff shampoos, antimicrobial powders, and as a musk in perfumes and aromas. It has antifungal properties and is an FDA-approved active ingredient in medications for skin infections, relieving itching, burning, and irritation.

Frequently Asked Questions about Undecenoic Acid

Q: What are the main uses of Undecenoic Acid?

A: Undecenoic Acid is used in pharmaceuticals, cosmetics, and perfumery. It's an ingredient in antidandruff shampoos, antimicrobial powders, and serves as a musk in perfumes. It's also used in silicon-based biosensors, as a natural fungicide, and in the production of undecylenic acid-based diols and polyols.

Q: Is Undecenoic Acid effective for treating skin infections?

A: Yes, Undecenoic Acid is FDA-approved for treating skin infections. It's particularly effective against moderate dermatophyte infections and yeast dermatitis. However, it's not effective for shingles or candida infections.

Q: How is Undecenoic Acid produced?

A: Undecenoic Acid is primarily produced by the pyrolysis (cracking) of castor oil or ricinoleic acid at high temperatures (around 400°C) and low pressure.

Q: What are the safety considerations when using Undecenoic Acid?

A: While generally safe for topical use, Undecenoic Acid should never be applied to mucous membranes as it can be a severe irritant. It's also important to follow recommended concentrations, which can be up to 10% in solutions, ointments, powders, and emulsions for topical administration.