2,7-Dihydroxynaphthalene
Also known as: 2,7-Naphthalenediol, 2,7-Naphthelendiol, C.I. 76645, Naphthalene-2,7-diol, 2,7-dihydroxy naphthalene, 2,7-dihydroxylnaphthalene, 2,7-Dihydroxynaphthalene 97%
2,7-Dihydroxynaphthalene (CAS 582-17-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H8O2 and a molecular weight of 160.169 g/mol. Key properties include a melting point of 185-190 °C(lit.), a boiling point of 375.4±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 193.5±15.0 °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.
- 582-17-2
- Jingsj CID
- J-44838-4
- Molecular Formula
- C10H8O2
- Molecular Weight
- 160.169 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 185-190 °C(lit.) |
|---|---|
| Boiling Point | 375.4±15.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 193.5±15.0 °C |
| Exact Mass | 160.052429 |
| PSA | 40.46000 |
| LogP | 1.98 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.726 |
| Additional Property | insoluble |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2907299090 |
|---|---|
| Summary | 2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,7-Dihydroxynaphthalene?
The CAS number of 2,7-Dihydroxynaphthalene is 582-17-2.
What are the molecular formula and molecular weight of 2,7-Dihydroxynaphthalene?
2,7-Dihydroxynaphthalene has molecular formula C10H8O2 and molecular weight 160.169 g/mol.
Is 2,7-Dihydroxynaphthalene hazardous?
2,7-Dihydroxynaphthalene 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-Dihydroxynaphthalene?
For 2,7-Dihydroxynaphthalene, Upstream Products: 2,7-DIISOPROPYLNAPHTHALENE, naphthalene-2,7-diyl diacetate, 7-Methoxy-2-naphthol; Downstream Products: 7-Hydroxy-2-tetralone, 2,7-Dibromonaphthalene, 2,7-Dimethoxynaphthalene.
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-Dihydroxynaphthalene (CAS 582-17-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44838-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.