2-(3-Thienyl)piperazine

2-(3-噻吩)哌嗪

Also known as: 2-Thiophen-3-yl-piperazine, 2-thiophen-3-ylpiperazine, 2-(thiophen-3-yl)piperazine, Piperazine, 2-(3-thienyl)-

2-(3-Thienyl)piperazine (CAS 111760-38-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H12N2S and a molecular weight of 168.25900 g/mol. It is also known as 2-Thiophen-3-yl-piperazine, 2-thiophen-3-ylpiperazine and 2-(thiophen-3-yl)piperazine. Key properties include a melting point of 95-100ºC, a boiling point of 299.7ºC at 760mmHg, a density of 1.105g/cm3 and a flash point of 135.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
111760-38-4
Jingsj CID
J-7820-7
Molecular Formula
C8H12N2S
Chinese Name
2-(3-噻吩)哌嗪
Molecular Weight
168.25900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point95-100ºC
Boiling Point299.7ºC at 760mmHg
Density1.105g/cm3
Flash Point135.1ºC

Frequently Asked Questions

What is the CAS number of 2-(3-Thienyl)piperazine?

The CAS number of 2-(3-Thienyl)piperazine is 111760-38-4.

What are the molecular formula and molecular weight of 2-(3-Thienyl)piperazine?

2-(3-Thienyl)piperazine has molecular formula C8H12N2S and molecular weight 168.25900 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(3-Thienyl)piperazine (CAS 111760-38-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7820-7 (accessed 2026-10-23).

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