3,4-dihydro-1H-naphthalen-2-one

Also known as: 2-Tetralone, beta-Tetralone, β-Tetralone, 2-ketotetralin, 3,4-Dihydro-2(1H)-naphthalenone, 3,4-Dihydronaphthalen-2(1H)-one, 1,2,3,4-tetrahydronaphthalen-2-one

3,4-dihydro-1H-naphthalen-2-one (CAS 530-93-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H10O and a molecular weight of 146.186 g/mol. Key properties include a melting point of 18 °C(lit.), a boiling point of 237.0±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 113.4±19.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 530-93-8
Jingsj CID: J-30059-4
Molecular Formula: C₁₀H₁₀O
Molecular Weight: 146.186 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	18 °C(lit.)
Boiling Point	237.0±0.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	113.4±19.2 °C
Exact Mass	146.073166
PSA	17.07000
LogP	1.73
Vapor Pressure	0.0±0.4 mmHg at 25°C
Refractive Index	1.564
Additional Property	insoluble

Customs & Trade Information

HS Code	2914399090
Summary	2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3,4-dihydro-1H-naphthalen-2-one?

The CAS number of 3,4-dihydro-1H-naphthalen-2-one is 530-93-8.

What are the molecular formula and molecular weight of 3,4-dihydro-1H-naphthalen-2-one?

3,4-dihydro-1H-naphthalen-2-one has molecular formula C10H10O and molecular weight 146.186 g/mol.

What are the upstream and downstream products of 3,4-dihydro-1H-naphthalen-2-one?

For 3,4-dihydro-1H-naphthalen-2-one, Upstream Products: 1,2,3,4-Tetrahydro-2-naphthol, 1a,2,3,7b-Tetrahydronaphtho[1,2-b]oxirene, dihydronaphthalene; Downstream Products: 5-hydroxy-3,4-dihydronaphthalen-2(1H)-one, 6-Hydroxy-2-tetralone, 8-Hydroxy-3,4-dihydronaphthalen-2(1H)-one.

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-1H-naphthalen-2-one (CAS 530-93-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30059-4 (accessed 2026-11-09).

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