1-cyano-3-methylisothiourea sodium salt

1-氰基-3-甲基异硫脲钠盐

Also known as: 1-cyano-3-methylisothiourea sodium salt, 1-cyano-3-methylthiourea, monosodium salt, N-methyl N'-cyanoisothiourea sodium salt, sodium 1-cyano-3-methylisothioureate, N-cyano-N'-methyl-thiourea, sodium-compound, 3-cyano-1-methylisothiourea sodium salt, AKOS USSH-4110206, BB_SC-5571, EINECS 267-876-6, MFCD00078183, 4-methyl-3-thio-allophanonitrile, sodium salt, N-Cyan-N'-methyl-thioharnstoff, Natrium-Verbindung

1-cyano-3-methylisothiourea sodium salt (CAS 67944-71-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H4N3NaS and a molecular weight of 137.13900 g/mol. It is also known as 1-cyano-3-methylthiourea, monosodium salt, N-methyl N'-cyanoisothiourea sodium salt and sodium 1-cyano-3-methylisothioureate. Key properties include a melting point of 290ºC (dec.)(lit.), a boiling point of 160.5ºC at 760 mmHg and a flash point of 50.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
67944-71-2
Jingsj CID
J-1437992-5
Molecular Formula
C3H4N3NaS
Chinese Name
1-氰基-3-甲基异硫脲钠盐
Molecular Weight
137.13900 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point290ºC (dec.)(lit.)
Boiling Point160.5ºC at 760 mmHg
Flash Point50.8ºC

Frequently Asked Questions

What is the CAS number of 1-cyano-3-methylisothiourea sodium salt?

The CAS number of 1-cyano-3-methylisothiourea sodium salt is 67944-71-2.

What are the molecular formula and molecular weight of 1-cyano-3-methylisothiourea sodium salt?

1-cyano-3-methylisothiourea sodium salt has molecular formula C3H4N3NaS and molecular weight 137.13900 g/mol.

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

Last updated:

How to cite: Jingsj. "1-cyano-3-methylisothiourea sodium salt (CAS 67944-71-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1437992-5 (accessed 2026-10-25).

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