5-(2-Thienyl)-1,3,4-oxadiazol-2-amine

5-(2-噻吩基)-1,3,4-噁二唑-2-胺

Also known as: 5-THIEN-2-YL-1,3,4-OXADIAZOL-2-AMINE, 1,3,4-Oxadiazol-2-amine, 5-(2-thienyl)-, 2-amino-5-(2-thienyl)-1,3,4-oxadiazole, 5-(thiophen-2-yl)-1,3,4-oxadiazol-2-amine, 5-thiophen-2-yl-1,3,4-oxadiazol-2-amine, [5-(2-thienyl)-1,3,4-oxadiazol-2-yl]amine

5-(2-Thienyl)-1,3,4-oxadiazol-2-amine (CAS 27049-71-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5N3OS and a molecular weight of 167.18800 g/mol. It is also known as 5-THIEN-2-YL-1,3,4-OXADIAZOL-2-AMINE, 1,3,4-Oxadiazol-2-amine, 5-(2-thienyl)- and 2-amino-5-(2-thienyl)-1,3,4-oxadiazole. Key properties include a boiling point of 354.152ºC at 760 mmHg, a density of 1.445g/cm3 and a flash point of 167.986ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27049-71-4
Jingsj CID
J-1084118-3
Molecular Formula
C6H5N3OS
Chinese Name
5-(2-噻吩基)-1,3,4-噁二唑-2-胺
Molecular Weight
167.18800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point354.152ºC at 760 mmHg
Density1.445g/cm3
Flash Point167.986ºC

Frequently Asked Questions

What is the CAS number of 5-(2-Thienyl)-1,3,4-oxadiazol-2-amine?

The CAS number of 5-(2-Thienyl)-1,3,4-oxadiazol-2-amine is 27049-71-4.

What are the molecular formula and molecular weight of 5-(2-Thienyl)-1,3,4-oxadiazol-2-amine?

5-(2-Thienyl)-1,3,4-oxadiazol-2-amine has molecular formula C6H5N3OS and molecular weight 167.18800 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(2-Thienyl)-1,3,4-oxadiazol-2-amine (CAS 27049-71-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084118-3 (accessed 2026-10-25).

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