1,2,3,4-Tetrahydronaphthalene

Also known as: (1S)-Tetralin-1-ol, (R)-Tetralin-1-ol, (S)-Tetralin-1-ol, 1,2,3,4-Tetrahydronaphthalen, 1,2,3,4-tetraHN, 1,2,3,4-tetrahydro-1-naphthol, 1,2,3,4-tetrahydro-naphthalen-1-ol, 1,2,3,4-tetrahydro-naphthalene, 1,2,3,4-tetrahydronaphthol, 1-TETRALOL, 1-Tetralinol, 1-hydroxy-1,2,3,4-tetrahydronaphthalene, 5,6,7,8-Tetrahydronaphthalin, A-TETRALOL, EINECS 204-340-2, MFCD00001733, Naphthalene, 1,2,3,4-tetrahydro-, Tetralin, Tetralin-1-ol, tetrahydronaphthalen-1-ol

1,2,3,4-Tetrahydronaphthalene (CAS 119-64-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H12 and a molecular weight of 132.202 g/mol. Key properties include a melting point of −35 °C(lit.), a boiling point of 207 ºC, a density of 0.973 and a flash point of 77 ºC. It is classified under GHS with signal word Danger and hazard statements H304, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 119-64-2
Jingsj CID: J-1503825-4
Molecular Formula: C₁₀H₁₂
Molecular Weight: 132.202 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	−35 °C(lit.)
Boiling Point	207 ºC
Density	0.973
Flash Point	77 ºC
Exact Mass	132.093903
LogP	3.90
Additional Property	4.55 (vs air)
Vapor Pressure	0.3±0.2 mmHg at 25°C
Refractive Index	1.544
Additional Property	INSOLUBLE

GHS Safety & Compliance

Irritant / Health Hazard / Environmental HazardSignal word: Danger

H304
H315 — Causes skin irritation
H319 — Causes serious eye irritation
H351 — Suspected of causing cancer
H411 — Toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code	2902901000
Summary	HS:2902901000 1,2,3,4-tetrahydronaphthalene VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:2.0% General tariff:11.0%

Frequently Asked Questions

What is the CAS number of 1,2,3,4-Tetrahydronaphthalene?

The CAS number of 1,2,3,4-Tetrahydronaphthalene is 119-64-2.

What are the molecular formula and molecular weight of 1,2,3,4-Tetrahydronaphthalene?

1,2,3,4-Tetrahydronaphthalene has molecular formula C10H12 and molecular weight 132.202 g/mol.

Is 1,2,3,4-Tetrahydronaphthalene hazardous?

1,2,3,4-Tetrahydronaphthalene has GHS signal word Danger and hazard statements H304; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 1,2,3,4-Tetrahydronaphthalene?

For 1,2,3,4-Tetrahydronaphthalene, Upstream Products: 1-Tetralone, Naphthalene, 1-Naphthol; Downstream Products: 5-Methoxy-1,2,3,4-tetrahydronaphthalene, Carbon dioxide, 3,3-Dimethylhexane.

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. "1,2,3,4-Tetrahydronaphthalene (CAS 119-64-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503825-4 (accessed 2026-11-06).

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