2,7-Dimethoxynaphthalene
Also known as: 2,7-Dimethoxy, 2,7-Dimethoxynaphthalin, 2,7-DimethoxylNaphthalene, Naphthalene, 2,7-dimethoxy-, MFCD00004064, EINECS 222-433-6
2,7-Dimethoxynaphthalene (CAS 3469-26-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H12O2 and a molecular weight of 188.223 g/mol. Key properties include a melting point of 137-139 °C(lit.), a boiling point of 311.2±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 130.3±19.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 3469-26-9
- Jingsj CID
- J-44843-1
- Molecular Formula
- C12H12O2
- Molecular Weight
- 188.223 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 137-139 °C(lit.) |
|---|---|
| Boiling Point | 311.2±15.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 130.3±19.9 °C |
| Exact Mass | 188.083725 |
| PSA | 18.46000 |
| LogP | 3.28 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.584 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2909309090 |
|---|---|
| Summary | 2909309090 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 2,7-Dimethoxynaphthalene?
The CAS number of 2,7-Dimethoxynaphthalene is 3469-26-9.
What are the molecular formula and molecular weight of 2,7-Dimethoxynaphthalene?
2,7-Dimethoxynaphthalene has molecular formula C12H12O2 and molecular weight 188.223 g/mol.
Is 2,7-Dimethoxynaphthalene hazardous?
2,7-Dimethoxynaphthalene has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 2,7-Dimethoxynaphthalene?
For 2,7-Dimethoxynaphthalene, Upstream Products: Dimethyl sulfate, 2,7-Dihydroxynaphthalene, iodomethane; Downstream Products: 7-Methoxy-3,4-dihydronaphthalen-2(1H)-one, 2,7-Dimethoxy-1,4,5,8-tetrahydronaphthalene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,7-Dimethoxynaphthalene (CAS 3469-26-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44843-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.