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3-Acetoxy-2-methylbenzoic acid

Also known as: 2-Methyl-3-acetoxybenzoic acid, 3-Acetoxy-o-toluic acid, 3-Acetoxy-2-methylbenzoic acid (AMBA), Benzoic acid, 3-(acetyloxy)-2-methyl-

3-Acetoxy-2-methylbenzoic acid (CAS 168899-58-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O4 and a molecular weight of 194.184 g/mol. Key properties include a melting point of 149-151 °C(lit.), a boiling point of 337.0±30.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 134.1±18.1 °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.
168899-58-9
Jingsj CID
J-1061887-8
Molecular Formula
C10H10O4
Molecular Weight
194.184 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point149-151 °C(lit.)
Boiling Point337.0±30.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point134.1±18.1 °C
Exact Mass194.057907
PSA63.60000
LogP1.95
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.546

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Acetoxy-2-methylbenzoic acid?

The CAS number of 3-Acetoxy-2-methylbenzoic acid is 168899-58-9.

What are the molecular formula and molecular weight of 3-Acetoxy-2-methylbenzoic acid?

3-Acetoxy-2-methylbenzoic acid has molecular formula C10H10O4 and molecular weight 194.184 g/mol.

Is 3-Acetoxy-2-methylbenzoic acid hazardous?

3-Acetoxy-2-methylbenzoic acid 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 3-Acetoxy-2-methylbenzoic acid?

For 3-Acetoxy-2-methylbenzoic acid, Upstream Products: 3-Hydroxy-2-methylbenzoic acid, acetic acid; Downstream Products: Nelfinavir, 3-Acetoxy-2-methylbenzoyl chloride.

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

Last updated:

How to cite: Jingsj. "3-Acetoxy-2-methylbenzoic acid (CAS 168899-58-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1061887-8 (accessed 2026-11-09).

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