W-18 is a compound in a series of 32 substances (named W-1 to W-32) that were first synthesized in academic research on analgesic drug discovery in the 1980s and appeared as a designer drug in the 2010s.

Aug 8, 2024 · The street-drug market has a new player – and it’s even deadlier than previous killers. W-18 won’t deliver a great high; it will, however, deliver death. Introducing W-18. Here are the scary facts on this synthetic drug: Not for Human Use: The drug is a synthetic opioid with no known clinical use.

Jul 28, 2016 · W-18, an experimental pain medicine first developed at the University of Alberta in Edmonton in the 1980s, doesn't even appear to provide relief in animal pain models.

Feb 2, 2016 · W-18 is a novel psychoactive substance that comes in powder form, and likely derives from Chinese labs where little-known drugs and analogues of known drugs are mass-produced and sold...

W-18 (4-chloro-N-[1-[2-(4-nitrophenyl)ethyl]-2-piperidinylidene]-benzenesulfonamide) and W-15 (4-chloro-N-[1-(2-phenylethyl)-2-piperidinylidene]-benzenesulfonamide) represent two emerging drugs of abuse chemically related to the potent opioid agonist fentanyl (N-(1-(2-phenylethyl)-4-piperidinyl)-N-phenylpropanamide).

Feb 3, 2016 · Police in Alberta are warning residents about W-18, a powerful opioid 100 times stronger than fentanyl, discovered during a drug bust last summer.

“W 18” is a synthetic opioid developed more than thirty years ago, and patented in the U.S. and Canada in 1984. Pharmaceutical companies weren’t interested in marketing the drug, and W 18 was largely forgotten.

W-18: An Analytical Reference Material. CAS Number: 93101-02-1. Purity: ≥98%.

May 14, 2012 · A reportedly ultrahigh-potency street drug called W-18 has been garnering increasing press coverage since it was found in August 2015 in three of 110 pills thought to be fentanyl that were...

W-18, originally engineered with the hope of creating a less addictive pain management drug, is actually highly addictive and extremely potent. It is 100 times stronger than fentanyl and its effects are 10,000 times more powerful than morphine.