Methyl thiocyanate

硫氰酸甲酯

Also known as: Methyl rhodanide, Methyl sulfocyanate, Methylthiokyanat, Thiocyanomethane, methylrhodanate, methylsulfocyanate, Methane, thiocyanato-, Methylethiocyanate, Methylrhodanid, thiocyanatomethane, thiocyanic acid methyl ester

Methyl thiocyanate (CAS 556-64-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H3NS and a molecular weight of 73.11690 g/mol. It is also known as Methyl rhodanide, Methyl sulfocyanate and Methylthiokyanat. Key properties include a melting point of -5 °C, a boiling point of 131 °C, a density of 1.08 and a flash point of 38 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
556-64-9
Jingsj CID
J-44084-0
Molecular Formula
C2H3NS
Chinese Name
硫氰酸甲酯
Molecular Weight
73.11690 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-5 °C
Boiling Point131 °C
Density1.08
Flash Point38 °C

GHS Safety & Compliance

Flammable / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of Methyl thiocyanate?

The CAS number of Methyl thiocyanate is 556-64-9.

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

Methyl thiocyanate has molecular formula C2H3NS and molecular weight 73.11690 g/mol.

Is Methyl thiocyanate hazardous?

Methyl thiocyanate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Methyl thiocyanate (CAS 556-64-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44084-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.