3,4-Dihydro-8-methoxynaphthalen-1(2H)-one

Also known as: 8-Methoxy-1-tetralone, 8-Methoxy-3,4-dihydro-1(2H)-naphthalenone, 8-Methoxy-3,4-dihydronaphthalen-1(2H)-one, 8-Methoxy-3,4-dihydronaphthalen-1-one, 8-Methoxy-α-tetralone, 8-Methoxy-1,2,3,4-tetrahydronaphthalen-1-one, 8-methoxy-3,4-dihydro-2H-naphthalen-1-one, 8-METHOXY-1-TETRALONE, 8-METHOXY-3,4-DIHYDRONAPHTHALEN-1(2H)-ONE, 8-METHOXY-A-TETRALONE, 1(2H)-Naphthalenone, 3,4-dihydro-8-Methoxy-, 1(2H)-Naphthalenone, 3,4-dihydro-8-methoxy-

3,4-Dihydro-8-methoxynaphthalen-1(2H)-one (CAS 13185-18-7) 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 128-130°C, a boiling point of 324.8±31.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 154.5±18.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 13185-18-7
Jingsj CID: J-1010901-0
Molecular Formula: C₁₁H₁₂O₂
Molecular Weight: 176.212 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	128-130°C
Boiling Point	324.8±31.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	154.5±18.4 °C
Exact Mass	176.083725
PSA	26.30000
LogP	2.83
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 3,4-Dihydro-8-methoxynaphthalen-1(2H)-one?

The CAS number of 3,4-Dihydro-8-methoxynaphthalen-1(2H)-one is 13185-18-7.

What are the molecular formula and molecular weight of 3,4-Dihydro-8-methoxynaphthalen-1(2H)-one?

3,4-Dihydro-8-methoxynaphthalen-1(2H)-one has molecular formula C11H12O2 and molecular weight 176.212 g/mol.

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. "3,4-Dihydro-8-methoxynaphthalen-1(2H)-one (CAS 13185-18-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1010901-0 (accessed 2026-11-09).

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