Meptazinol

Also known as: 3-(3-Ethylhexahydro-1-methyl-1H-azepin-3-yl)phenol, 3-(3-Ethyl-1-methylazepan-3-yl)phenol, 3-(3-Ethyl-1-methyl-3-azepanyl)phenol, Meptid, Meptazinolum, (±)-3-(3-ethyl-1-methylhexahydro-1H-azepin-3-yl)phenol, 1-Methyl-3-ethyl-3-(m-hydroxyphenyl)hexahydro-1H-azepine, EINECS 259-109-9

Meptazinol (CAS 54340-58-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C15H23NO and a molecular weight of 233.349 g/mol. Key properties include a melting point of 127-133ºC, a boiling point of 354.8±35.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 160.6±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 54340-58-8
Jingsj CID: J-1322552-0
Molecular Formula: C₁₅H₂₃NO
Molecular Weight: 233.349 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	127-133ºC
Boiling Point	354.8±35.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	160.6±24.6 °C
Exact Mass	233.177963
PSA	23.47000
LogP	3.70
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.524

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Meptazinol?

The CAS number of Meptazinol is 54340-58-8.

What are the molecular formula and molecular weight of Meptazinol?

Meptazinol has molecular formula C15H23NO and molecular weight 233.349 g/mol.

What are the upstream and downstream products of Meptazinol?

For Meptazinol, Upstream Products: Meptazinol hydrochloride, 3-Ethylhexahydro-3-(3-hydroxyphenyl)-1-methyl-2H-azepin-2-one, Caprolactam.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Meptazinol (CAS 54340-58-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1322552-0 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.