5-isopropyl-1,3,4-thiadiazol-2-amine

2-氨基-5-异丙基-1,3,4-噻二唑

Also known as: 1,3,4-Thiadiazol-2-amine, 5-(1-methylethyl)-, 2-Amino-5-isopropyl-1,3,4-thiadiazole, 5-(1-Methylethyl)-1,3,4-thiadiazol-2-amine, 5-Isopropyl-1,3,4-thiadiazol-2-amine, 5-isopropyl-2-amino-1,3,4-thiadiazole, 5-propan-2-yl-1,3,4-thiadiazol-2-amine, 5-ISOPROPYL-[1,3,4]THIADIAZOL-2-YLAMINE

5-isopropyl-1,3,4-thiadiazol-2-amine (CAS 27115-74-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H9N3S and a molecular weight of 143.21000 g/mol. It is also known as 1,3,4-Thiadiazol-2-amine, 5-(1-methylethyl)-, 2-Amino-5-isopropyl-1,3,4-thiadiazole and 5-(1-Methylethyl)-1,3,4-thiadiazol-2-amine. Key properties include a boiling point of 267.7ºC at 760mmHg, a density of 1.216g/cm3 and a flash point of 115.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27115-74-8
Jingsj CID
J-1498218-3
Molecular Formula
C5H9N3S
Chinese Name
2-氨基-5-异丙基-1,3,4-噻二唑
Molecular Weight
143.21000 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point267.7ºC at 760mmHg
Density1.216g/cm3
Flash Point115.7ºC
Exact Mass143.05200
PSA80.04000
LogP1.82490
Vapor Pressure0.00805mmHg at 25°C
Refractive Index1.581

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-isopropyl-1,3,4-thiadiazol-2-amine?

The CAS number of 5-isopropyl-1,3,4-thiadiazol-2-amine is 27115-74-8.

What are the molecular formula and molecular weight of 5-isopropyl-1,3,4-thiadiazol-2-amine?

5-isopropyl-1,3,4-thiadiazol-2-amine has molecular formula C5H9N3S and molecular weight 143.21000 g/mol.

What are the upstream and downstream products of 5-isopropyl-1,3,4-thiadiazol-2-amine?

For 5-isopropyl-1,3,4-thiadiazol-2-amine, Upstream Products: Thiosemicarbazide, Isobutyric acid, Isobutyryl chloride; Downstream Products: 2-Chloro-N-(5-isopropyl-1,3,4-thiadiazol-2-yl)acetamide.

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

Last updated:

How to cite: Jingsj. "5-isopropyl-1,3,4-thiadiazol-2-amine (CAS 27115-74-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498218-3 (accessed 2026-10-28).

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