U-47700, also known as U4, pink heroin, pinky, and pink, is an opioid analgesic drug developed by a team at Upjohn in the 1970s [1] which has around 7.5 times the potency of morphine in animal models. [2][3][4]

U-47700, also known as “Pink”, "Pinky", or “U4” on the streets, is a potent, synthetic opioid medication developed as a dangerous designer drug. Even small doses can be very toxic or even deadly. Reports have surfaced of multiple deaths due to street use of U-47700 or "Pink".

U-47700 (Item No. 18596) is an analytical reference material categorized as a utopioid. 1 U-47700 has been associated with overdoses, one of which was reversed with naloxone, and several …

U-47700 (Figure 1) is a new synthetic opioid that has made its way to the United States. The Upjohn Company created U-47700 in the 1970s, but it never received Food and Drug Administration (FDA) approval. At about 7.5 times the potency of morphine, it can produce a strong analgesic response [2].

U-47700 is a DEA Schedule I controlled substance. Substances in the DEA Schedule I have no currently accepted medical use in the United States, a lack of accepted safety for use under medical supervision, and a high potential for abuse. It is a Opiates substance. 3,4-dichloro- N - [ (1 R,2 R)-2- (dimethylamino)cyclohexyl]- N -methylbenzamide.

U-47700 is an atypical opioid of the benzamide class. It features core phenyl ring with two chlorine atoms at carbons R 3 and R 4. This ring is connected to an amine group through a carbonyl group (C=O). The terminal nitrogen atom of the amide group is bonded to a methyl carbon and substituted cyclohexane ring.

2016年11月10日 · U-47700 is a novel synthetic opioid, and its abuse parallels that of heroin, prescription opioids, and other novel opioids. Law enforcement agencies report seizures of the drug in powder form and counterfeit tablets that mimic pharmaceutical opioids.

2017年10月1日 · U-47700 (3,4-dichloro-N- [2- (dimethylamino)cyclohexyl]-N-methylbenzamide) is a non-fentanyl-based synthetic opioid that acts as a selective agonist of the μ-opioid receptor (Figure 1) (5).

2023年1月17日 · U-47700, often known by the street name Pink, is an illegal Schedule I narcotic that has been surging across the United States. A potent opioid, it is often mixed with other opioids or sold as a counterfeit prescription pill, carrying a risk of overdose and death. For this reason, it is important to be aware of the facts surrounding U-47700.

2016年11月24日 · U-47700 is a synthetic opioid analgesic and a potent, short acting structural isomer of the earlier opioid AH-7921 that has recently invaded the drug arena in Europe and the Unites States. Although the drug was synthesized and patented in the 1970s, it was first identified in October 2014, as a powder sample that was seized by Swedish Customs.