1-(2-Phenylethyl)-4-phenyl-4-acetoxypiperidine

DB01562ExperimentalIllicitSmall molecule

1-(2-Phenylethyl)-4-phenyl-4-acetoxypiperidine (PEPAP) is a synthetic analogue of meperidine. It is sold as a "synthetic heroin.".

Chemical structure of 1-(2-Phenylethyl)-4-phenyl-4-acetoxypiperidine
Formula / weight
C21H25NO2 · 323.4287 g/mol (avg)
Also known as
PEPAP
Code names
DEA No. 9663 · IDS-NP-026 · IDS-NP-026(SECT.3) · MCV 4527 · NIH 10460

Resolves to

Compound
UNIIT6LN72I828CAS64-52-8ChEMBLCHEMBL2361014PubChem60977
Structure
InChIKeyBVURVTVDNWSNFN-UHFFFAOYSA-NSMILESCC(=O)OC1(CCN(CCC2=CC=CC=C2)CC1)C1=CC=CC=C1

What you can answer from here — as of August 31, 2026

245Drug interactionsStructured to mechanism, not free text
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2+ReferencesStructured and connected to the statements they support
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Which companies are running trials of 1-(2-Phenylethyl)-4-phenyl-4-acetoxypiperidine, in which indications and phases, and which of those programs are still active?

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