3-(Methylthio)propyl isothiocyanate

3-(甲硫基)丙基异硫氰酸酯

Also known as: 1-Isothiocyanato-3-(methylthio)propane, 1-isothiocyanato-3-(methylsulfanyl)propane, 3-(Methylmercapto)propyl isothiocyanate, Iberverin, Isothiocyanic Acid 3-(Methylthio)propyl Ester, Methylthiopropylisothiocyanate, Propane, 1-isothiocyanato-3-(methylthio)-

3-(Methylthio)propyl isothiocyanate (CAS 505-79-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H9NS2 and a molecular weight of 147.26200 g/mol. It is also known as 1-Isothiocyanato-3-(methylthio)propane, 1-isothiocyanato-3-(methylsulfanyl)propane and 3-(Methylmercapto)propyl isothiocyanate. Key properties include a boiling point of 254 °C(lit.), a density of 1.102 g/mL at 25 °C(lit.) and a flash point of >230 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
505-79-3
Jingsj CID
J-13831-6
Molecular Formula
C5H9NS2
Chinese Name
3-(甲硫基)丙基异硫氰酸酯
Molecular Weight
147.26200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point254 °C(lit.)
Density1.102 g/mL at 25 °C(lit.)
Flash Point>230 °F

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-(Methylthio)propyl isothiocyanate?

The CAS number of 3-(Methylthio)propyl isothiocyanate is 505-79-3.

What are the molecular formula and molecular weight of 3-(Methylthio)propyl isothiocyanate?

3-(Methylthio)propyl isothiocyanate has molecular formula C5H9NS2 and molecular weight 147.26200 g/mol.

Is 3-(Methylthio)propyl isothiocyanate hazardous?

3-(Methylthio)propyl isothiocyanate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3-(Methylthio)propyl isothiocyanate (CAS 505-79-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13831-6 (accessed 2026-10-24).

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