Brassicasterol

**Semantic type:** Organic Chemical|Pharmacologic Substance

**Definition:** A steroid derivative characterized by the hydroxyl group in position C-3 of the steroid skeleton, elimination of carbon 24.2 of the alkyl substituent, and unsaturated bonds in position 5-6 of the B ring, and position 22-23 in the alkyl substituent. It is synthesized by several unicellular algae and some terrestrial plants.

**Synonyms:** - BRASSICASTEROL - Ergosta-5,22(E)-dien-3beta-ol