Metopon

Drug profile

Also known as: 5-Methyldihydromorphinone, methyldihydromorphinone, metopon HCl, metopon hydrochloride, metopone

Data last refreshed: 2026-11-10 (DrugCentral release 2024-11-01)

Open interactive profile (3D, safety, PGx)

Key facts

Metopon is a drug catalogued in DrugCentral.

Molecular formula: C18H21NO3; molecular weight 299.37 g/mol.

Chemical structure

Full physicochemical, ADMET and 3D-structure analysis of Metopon is on its molecule page.

Molecular formula	C₁₈H₂₁NO₃
Molecular weight	299.37 g/mol
CAS number	143-52-2
InChIKey	NPZXCTIHHUUEEJ-CMKMFDCUSA-N
PubChem CID	5359353

CN1CC[C@@]23[C@H]4CCC(=O)[C@]2(C)OC2=C3C(C[C@@H]14)=CC=C2O

Frequently asked questions

Answers are generated from the structured data on this page, not written by hand.

What is the chemical formula of Metopon?

Metopon has the molecular formula C18H21NO3 and a molecular weight of 299.37 g/mol.

Browse: all drugs starting with M · drug guides by category · protein targets A–Z.

Sources

DrugCentral drug card 1785 — structure, indications, targets, approvals, pharmacologic classes (CC BY-SA 4.0)
ChEMBL CHEMBL2106958 — compound record and bioactivity
PubChem CID 5359353 — chemical identifiers
FDA UNII 94XZ1CC69D — substance identity

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