18,19-Dehydrobuprenorphine (HS-599) is a didehydro derivative of buprenorphine. It has about twice the potency of buprenorphine. It has produced a long-lasting antinociceptive response in animal tests.
The compounds of every Wikipedia article carrying a Chembox or a Drugbox, refreshed daily, with the values their infoboxes give. The pages need JavaScript; the API does not.