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iodoacetic acid

Also known as: 2-iodoacetic acid, monoiodoacetic acid, acetic acid, 2-iodo-, MIA, iodoacetate

iodoacetic acid (CAS 64-69-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H3IO2 and a molecular weight of 185.949 g/mol. Key properties include a melting point of 79 °C, a boiling point of 262.1±23.0 °C at 760 mmHg, a density of 2.5±0.1 g/cm3 and a flash point of 112.3±22.6 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64-69-7
Jingsj CID
J-30784-6
Molecular Formula
C2H3IO2
Molecular Weight
185.949 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point79 °C
Boiling Point262.1±23.0 °C at 760 mmHg
Density2.5±0.1 g/cm3
Flash Point112.3±22.6 °C
Exact Mass185.917770
PSA37.30000
LogP0.76
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.606
Additional Property600 g/L (20 ºC)

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code29159080

Frequently Asked Questions

What is the CAS number of iodoacetic acid?

The CAS number of iodoacetic acid is 64-69-7.

What are the molecular formula and molecular weight of iodoacetic acid?

iodoacetic acid has molecular formula C2H3IO2 and molecular weight 185.949 g/mol.

Is iodoacetic acid hazardous?

iodoacetic acid has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of iodoacetic acid?

For iodoacetic acid, Upstream Products: acetic acid, Chloroacetic acid, Bromoacetic acid; Downstream Products: Iodoacetic acid N-hydroxysuccinimide ester, 2-[(4,6-Dimethylpyrimidin-2-yl)thio]acetic acid monohydrate, (4-Chlorophenylthio)acetic acid.

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

Last updated:

How to cite: Jingsj. "iodoacetic acid (CAS 64-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30784-6 (accessed 2026-11-09).

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