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Cyanomethyl benzenesulfonate

Also known as: CMBS, Cyanomethyl benzenesulphonate, Benzenesulfonic acid cyanomethyl ester, [(Phenylsulfonyl)oxy]acetonitrile, (Phenylsulfonyloxy)acetonitrile, Benzolsulfonyloxy-acetonitril, Acetonitrile, ((phenylsulfonyl)oxy)-, Glycolonitrile, benzenesulfonate (ester)

Cyanomethyl benzenesulfonate (CAS 10531-13-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7NO3S and a molecular weight of 197.21100 g/mol. Key properties include a boiling point of 142-146ºC (1 mmHg), a density of 1.309 and a flash point of 113ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10531-13-2
Jingsj CID
J-1492639-7
Molecular Formula
C8H7NO3S
Molecular Weight
197.21100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point142-146ºC (1 mmHg)
Density1.309
Flash Point113ºC
Exact Mass197.01500
PSA75.54000
LogP1.99628
Vapor Pressure7.27E-05mmHg at 25°C
Refractive Index1.523

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2926909090
SummaryHS:2926909090 other nitrile-function compounds 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 Cyanomethyl benzenesulfonate?

The CAS number of Cyanomethyl benzenesulfonate is 10531-13-2.

What are the molecular formula and molecular weight of Cyanomethyl benzenesulfonate?

Cyanomethyl benzenesulfonate has molecular formula C8H7NO3S and molecular weight 197.21100 g/mol.

Is Cyanomethyl benzenesulfonate hazardous?

Cyanomethyl benzenesulfonate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

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

Last updated:

How to cite: Jingsj. "Cyanomethyl benzenesulfonate (CAS 10531-13-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492639-7 (accessed 2026-11-09).

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