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Chloromethyl thiocyanate

Also known as: Thiocyanic acid chloromethyl ester, Chloromethylthiocyanogen, Chloro(thiocyanato)methane, NSC 96962

Chloromethyl thiocyanate (CAS 3268-79-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H2ClNS and a molecular weight of 107.56200 g/mol. Key properties include a boiling point of 76-78 °C15 mm Hg(lit.), a density of 1.37 g/mL at 25 °C(lit.) and a flash point of 83.9 °C. It is classified under GHS with signal word Warning 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 Nov 2, 2026.

CAS No.
3268-79-9
Jingsj CID
J-42789-4
Molecular Formula
C2H2ClNS
Molecular Weight
107.56200 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point76-78 °C15 mm Hg(lit.)
Density1.37 g/mL at 25 °C(lit.)
Flash Point83.9 °C
Exact Mass106.96000
PSA49.09000
LogP1.39698
Refractive Indexn20/D 1.515(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. 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 Chloromethyl thiocyanate?

The CAS number of Chloromethyl thiocyanate is 3268-79-9.

What are the molecular formula and molecular weight of Chloromethyl thiocyanate?

Chloromethyl thiocyanate has molecular formula C2H2ClNS and molecular weight 107.56200 g/mol.

Is Chloromethyl thiocyanate hazardous?

Chloromethyl thiocyanate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

What are the upstream and downstream products of Chloromethyl thiocyanate?

For Chloromethyl thiocyanate, Upstream Products: Bromochloromethane, Benzyltriethylammonium chloride, Dichloromethane; Downstream Products: Diethyl chlorothiophosphate, 2-(Thiocyanatomethylthio)benzothiazole.

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

Last updated:

How to cite: Jingsj. "Chloromethyl thiocyanate (CAS 3268-79-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42789-4 (accessed 2026-11-09).

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