JWH-203 (1-pentyl-3-(2-chlorophenylacetyl)indole) is an analgesic chemical from the phenylacetylindole family that acts as a cannabinoid agonist with approximately equal affinity at both the CB1 and CB2 receptors, having a Ki of 8.0nM at CB1 and 7.0nM at CB2. It was originally discovered by, and named after, Dr. John W. Huffman, but has subsequently been sold without his permission as an ingredient of synthetic cannabis smoking blends.
Other name: (1-pentyl-3-(2-chlorophenylacetyl)indole
Purity: 99% min.
Appearance: White crystalline powder
The physiological and toxicological properties of this compound are not known. This product is intended for research and forensic purposes.