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2-Ethyl-9,10-dimethoxyanthracene

Also known as: Anthracene, 2-ethyl-9,10-dimethoxy-, 9,10-Dimethoxy-2-ethylanthracene, LABOTEST-BB LT00453299, BIDD:GT0469, MFCD00075578, 2-ethyl 9,10-dimethoxy anthracene

2-Ethyl-9,10-dimethoxyanthracene (CAS 26708-04-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H18O2 and a molecular weight of 266.33400 g/mol. Key properties include a melting point of 117-119ºC(lit.), a boiling point of 435.2ºC at 760 mmHg, a density of 1.116g/cm3 and a flash point of 177.6ºC. It is classified under GHS with signal word Danger and hazard statements H350 — May cause cancer and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26708-04-3
Jingsj CID
J-8585-8
Molecular Formula
C18H18O2
Molecular Weight
266.33400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point117-119ºC(lit.)
Boiling Point435.2ºC at 760 mmHg
Density1.116g/cm3
Flash Point177.6ºC
Exact Mass266.13100
PSA18.46000
LogP4.57260
Vapor Pressure2.27E-07mmHg at 25°C
Refractive Index1.629

GHS Safety & Compliance

Health Hazard / Environmental HazardSignal word: Danger
  • H350 — May cause cancer
  • H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2909309090
Summary2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives 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 2-Ethyl-9,10-dimethoxyanthracene?

The CAS number of 2-Ethyl-9,10-dimethoxyanthracene is 26708-04-3.

What are the molecular formula and molecular weight of 2-Ethyl-9,10-dimethoxyanthracene?

2-Ethyl-9,10-dimethoxyanthracene has molecular formula C18H18O2 and molecular weight 266.33400 g/mol.

Is 2-Ethyl-9,10-dimethoxyanthracene hazardous?

2-Ethyl-9,10-dimethoxyanthracene has GHS signal word Danger and hazard statements H350 — May cause cancer; H410 — Very toxic to aquatic life with long lasting effects.

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-Ethyl-9,10-dimethoxyanthracene (CAS 26708-04-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8585-8 (accessed 2026-11-09).

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