1-(thiophen-2-yl)piperidine

1-(噻吩-2-基)哌啶

Also known as: 1-(2-Thienyl)piperidine, 1-(THIEN-2-YL)-PIPERIDINE, 1-(2-thiophenyl)piperidine, 1-thiophen-2-ylpiperidine, 2-(1-Piperidyl)-thiophen, 2-Piperidinothiophene, 2-piperidylthiophene, N-(2-Thienyl)piperidine, Piperidine, 1-(2-thienyl)-, 2-N-piperidinylthiophene, 1-(thien-2-yl)piperidine, 2-PIPERIDINO-THIOPHENE, QC-581

1-(thiophen-2-yl)piperidine (CAS 19983-20-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H13NS and a molecular weight of 167.271 g/mol. It is also known as 1-(2-Thienyl)piperidine, 1-(THIEN-2-YL)-PIPERIDINE and 1-(2-thiophenyl)piperidine. Key properties include a boiling point of 265.0±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 114.1±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19983-20-1
Jingsj CID
J-1085263-5
Molecular Formula
C9H13NS
Chinese Name
1-(噻吩-2-基)哌啶
Molecular Weight
167.271 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point265.0±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point114.1±19.8 °C

Frequently Asked Questions

What is the CAS number of 1-(thiophen-2-yl)piperidine?

The CAS number of 1-(thiophen-2-yl)piperidine is 19983-20-1.

What are the molecular formula and molecular weight of 1-(thiophen-2-yl)piperidine?

1-(thiophen-2-yl)piperidine has molecular formula C9H13NS and molecular weight 167.271 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(thiophen-2-yl)piperidine (CAS 19983-20-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1085263-5 (accessed 2026-10-24).

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