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1,2,3,4-Tetrahydro-2-naphthoic acid

Also known as: 1,2,3,4-Tetrahydro-2-naphthalenecarboxylic acid, 1,2,3,4-Tetrahydronaphthalene-2-carboxylic acid, 2-Carboxy-1,2,3,4-tetrahydronaphthalene, Tetralin-2-carboxylic acid, (RS)-1,2,3,4-Tetrahydronaphthalene-2-carboxylic acid, 2-Naphthalenecarboxylic acid, 1,2,3,4-tetrahydro-

1,2,3,4-Tetrahydro-2-naphthoic acid (CAS 53440-12-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H12O2 and a molecular weight of 176.212 g/mol. Key properties include a melting point of 93-96ºC(lit.), a boiling point of 343.9±31.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 156.9±19.5 °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.
53440-12-3
Jingsj CID
J-18412-3
Molecular Formula
C11H12O2
Molecular Weight
176.212 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point93-96ºC(lit.)
Boiling Point343.9±31.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point156.9±19.5 °C
Exact Mass176.083725
PSA37.30000
LogP2.68
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.576

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,2,3,4-Tetrahydro-2-naphthoic acid?

The CAS number of 1,2,3,4-Tetrahydro-2-naphthoic acid is 53440-12-3.

What are the molecular formula and molecular weight of 1,2,3,4-Tetrahydro-2-naphthoic acid?

1,2,3,4-Tetrahydro-2-naphthoic acid has molecular formula C11H12O2 and molecular weight 176.212 g/mol.

Is 1,2,3,4-Tetrahydro-2-naphthoic acid hazardous?

1,2,3,4-Tetrahydro-2-naphthoic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "1,2,3,4-Tetrahydro-2-naphthoic acid (CAS 53440-12-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18412-3 (accessed 2026-11-09).

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