5-Methoxy-2-tetralone

Also known as: 5-Methoxy-3,4-dihydro-1H-naphthalen-2-one, 3,4-Dihydro-5-methoxynaphthalen-2(1H)-one, 5-Methoxy-2-oxo-1,2,3,4-tetrahydronaphthalene, 5-Methoxy-3,4-dihydronaphthalen-2(1H)-one, 5-Methoxy-1,2,3,4-tetrahydronaphthalen-2-one, 5M2T, 8-Methoxy-2-tetralone

5-Methoxy-2-tetralone (CAS 32940-15-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H12O2 and a molecular weight of 176.212 g/mol. Key properties include a melting point of 32-36 °C(lit.), a boiling point of 330.0±42.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 158.1±21.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 32940-15-1
Jingsj CID: J-23628-1
Molecular Formula: C₁₁H₁₂O₂
Molecular Weight: 176.212 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	32-36 °C(lit.)
Boiling Point	330.0±42.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	158.1±21.4 °C
Exact Mass	176.083725
PSA	26.30000
LogP	1.64
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.549

Customs & Trade Information

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Methoxy-2-tetralone?

The CAS number of 5-Methoxy-2-tetralone is 32940-15-1.

What are the molecular formula and molecular weight of 5-Methoxy-2-tetralone?

5-Methoxy-2-tetralone has molecular formula C11H12O2 and molecular weight 176.212 g/mol.

What are the upstream and downstream products of 5-Methoxy-2-tetralone?

For 5-Methoxy-2-tetralone, Upstream Products: 1,6-Dimethoxynaphthalene, 1,6-Dihydroxynaphthalene, 4-Methoxy-1a,2,3,7b-tetrahydronaphtho[1,2-b]oxirene; Downstream Products: 5-hydroxy-3,4-dihydronaphthalen-2(1H)-one, (±)-Rotigotine, Rotigotine.

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. "5-Methoxy-2-tetralone (CAS 32940-15-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23628-1 (accessed 2026-11-06).

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