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5-(Methylthio)-2-thiazolamine

Also known as: 2-Amino-5-(methylthio)thiazole, 2-Thiazolamine, 5-(methylthio)-, 2-amino-5-(methylthio)thiazole, 5-(Methylsulfanyl)-1,3-thiazol-2-amine, 5-(Methylthio)-2-thiazolamine, 5-(Methylthio)thiazol-2-amine, 5-(methylthio)-1,3-thiazol-2-amine, 5-(methylthio)thiazol-2-amine, 5-Methylmercapto-thiazol-2-ylamin, 5-methylsulfanyl-1,3-thiazol-2-amine, 5-methylsulfanyl-thiazol-2-ylamine, NSC 522650, Thiazole, 2-amino-5-(methylthio), Thiazole, 2-amino-5-(methylthio)- (6CI), Thiazole,2-amino-5-(methylthio)

5-(Methylthio)-2-thiazolamine (CAS 99171-11-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6N2S2 and a molecular weight of 146.23400 g/mol. Key properties include a boiling point of 303.5ºC at 760 mmHg, a density of 1.37g/cm3 and a flash point of 137.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
99171-11-6
Jingsj CID
J-1516486-0
Molecular Formula
C4H6N2S2
Molecular Weight
146.23400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point303.5ºC at 760 mmHg
Density1.37g/cm3
Flash Point137.4ºC
Exact Mass145.99700
PSA92.45000
LogP2.02840
Refractive Index1.652

Customs & Trade Information

HS Code2934100090
Summary2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-(Methylthio)-2-thiazolamine?

The CAS number of 5-(Methylthio)-2-thiazolamine is 99171-11-6.

What are the molecular formula and molecular weight of 5-(Methylthio)-2-thiazolamine?

5-(Methylthio)-2-thiazolamine has molecular formula C4H6N2S2 and molecular weight 146.23400 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(Methylthio)-2-thiazolamine (CAS 99171-11-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516486-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.