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2-(Acetyloxy)-5-chlorobenzoic acid

Also known as: 2-Acetoxy-5-chlorobenzoic acid, 5-Chloro-2-acetoxybenzoic acid, 2-Acetyloxy-5-chlorobenzoic acid, 5-Chloroaspirin, LR-70, Benzoic acid, 2-(acetyloxy)-5-chloro-, 2-(acetyloxy)-5-chlorobenzoic acid

2-(Acetyloxy)-5-chlorobenzoic acid (CAS 1734-62-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7ClO4 and a molecular weight of 214.60200 g/mol. Key properties include a boiling point of 348.7ºC at 760 mmHg, a density of 1.416g/cm3 and a flash point of 164.7ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H317 — May cause an allergic skin reaction and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1734-62-9
Jingsj CID
J-1565433-8
Molecular Formula
C9H7ClO4
Molecular Weight
214.60200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point348.7ºC at 760 mmHg
Density1.416g/cm3
Flash Point164.7ºC
Exact Mass214.00300
PSA63.60000
LogP1.96350
Vapor Pressure1.86E-05mmHg at 25°C
Refractive Index1.565

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H317 — May cause an allergic skin reaction
  • H318 — Causes serious eye damage

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 2-(Acetyloxy)-5-chlorobenzoic acid?

The CAS number of 2-(Acetyloxy)-5-chlorobenzoic acid is 1734-62-9.

What are the molecular formula and molecular weight of 2-(Acetyloxy)-5-chlorobenzoic acid?

2-(Acetyloxy)-5-chlorobenzoic acid has molecular formula C9H7ClO4 and molecular weight 214.60200 g/mol.

Is 2-(Acetyloxy)-5-chlorobenzoic acid hazardous?

2-(Acetyloxy)-5-chlorobenzoic acid has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction; H318 — Causes serious eye damage.

What are the upstream and downstream products of 2-(Acetyloxy)-5-chlorobenzoic acid?

For 2-(Acetyloxy)-5-chlorobenzoic acid, Upstream Products: 5-Chlorosalicylic acid, Acetyl chloride; Downstream Products: 5-Chlorosalicylic acid, Acetohydroxamic acid, N-Acetylglycine.

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-(Acetyloxy)-5-chlorobenzoic acid (CAS 1734-62-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1565433-8 (accessed 2026-11-09).

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