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2-ETHYLNAPHTHALENE

Also known as: -Ethylnaphthalene, 2-ETHYLNAPHTHALENE 99% (GC), 2-ETHYLNAPHTHALENE, 99+%, 2-ETHYLNAPHTHALENE, FOR FLUORESCENCE, 2-Ethylnaphthalene, 2-ethyl-naphthalen, 2-ethylnaphthalene, EINECS 213-360-0, MFCD00004127, beta-Ethylnaphthalene, naphthylethane

2-ETHYLNAPHTHALENE (CAS 939-27-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H12 and a molecular weight of 156.22400 g/mol. Key properties include a melting point of −70 °C(lit.), a boiling point of 251-252 °C(lit.), a density of 0.992 g/mL at 25 °C(lit.) and a flash point of 104 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
939-27-5
Jingsj CID
J-1993565-8
Molecular Formula
C12H12
Molecular Weight
156.22400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−70 °C(lit.)
Boiling Point251-252 °C(lit.)
Density0.992 g/mL at 25 °C(lit.)
Flash Point104 °C
Exact Mass156.09400
LogP3.40220
Refractive Indexn20/D 1.599(lit.)

Customs & Trade Information

HS Code2902909090
Summary2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-ETHYLNAPHTHALENE?

The CAS number of 2-ETHYLNAPHTHALENE is 939-27-5.

What are the molecular formula and molecular weight of 2-ETHYLNAPHTHALENE?

2-ETHYLNAPHTHALENE has molecular formula C12H12 and molecular weight 156.22400 g/mol.

What are the upstream and downstream products of 2-ETHYLNAPHTHALENE?

For 2-ETHYLNAPHTHALENE, Upstream Products: 2-Acetonaphthone, 2-Vinylnaphthalene, Methylmagnesium bromide; Downstream Products: 2-Vinylnaphthalene, (S)-(-)-1-(2-Naphthyl)ethanol, (R)-(+)-1-(2-Naphthyl)ethanol.

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

Last updated:

How to cite: Jingsj. "2-ETHYLNAPHTHALENE (CAS 939-27-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993565-8 (accessed 2026-11-06).

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