2-Iminothiolane hydrochloride

2-亚氨基硫杂环戊烷盐酸盐

Also known as: 2-Iminothiolane HCl, 2-IT, Traut's reagent, 2-Thiolanimine hydrochloride, Dihydro-2(3H)-thiophenimine hydrochloride, 2(3H)-Thiophenimine, dihydro-, hydrochloride (1:1)

2-Iminothiolane hydrochloride (CAS 4781-83-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H8ClNS and a molecular weight of 137.63100 g/mol. It is also known as 2-Iminothiolane HCl, 2-IT and Traut's reagent. Key properties include a melting point of 198-201 °C(lit.), a boiling point of 142.6ºC at 760mmHg, a density of 1.27g/cm3 and a flash point of 40.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4781-83-3
Jingsj CID
J-29207-0
Molecular Formula
C4H8ClNS
Chinese Name
2-亚氨基硫杂环戊烷盐酸盐
Molecular Weight
137.63100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point198-201 °C(lit.)
Boiling Point142.6ºC at 760mmHg
Density1.27g/cm3
Flash Point40.1ºC

Frequently Asked Questions

What is the CAS number of 2-Iminothiolane hydrochloride?

The CAS number of 2-Iminothiolane hydrochloride is 4781-83-3.

What are the molecular formula and molecular weight of 2-Iminothiolane hydrochloride?

2-Iminothiolane hydrochloride has molecular formula C4H8ClNS and molecular weight 137.63100 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Iminothiolane hydrochloride (CAS 4781-83-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29207-0 (accessed 2026-10-23).

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