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2-(methylthio)-6-nitro-1,3-benzothiazole

Also known as: 2-Methylmercapto-6-nitro-benzothiazole, 2-methylsulfanyl-6-nitro-1,3-benzothiazole, 2-methylsulfanyl-6-nitro-benzothiazole, 2-methylthio-6-nitrobenzothiazole, 6-Nitro-2-methyl-mercapto-benzothiazole, HMS555K16, Benzothiazole, 2-(methylthio)-6-nitro-

2-(methylthio)-6-nitro-1,3-benzothiazole (CAS 3621-99-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6N2O2S2 and a molecular weight of 226.27500 g/mol. Key properties include a melting point of 134ºC, a boiling point of 395.4ºC at 760mmHg, a density of 1.51g/cm3 and a flash point of 192.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3621-99-6
Jingsj CID
J-1013417-5
Molecular Formula
C8H6N2O2S2
Molecular Weight
226.27500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point134ºC
Boiling Point395.4ºC at 760mmHg
Density1.51g/cm3
Flash Point192.9ºC
Exact Mass225.98700
PSA112.25000
LogP3.44960
Refractive Index1.718

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 2-(methylthio)-6-nitro-1,3-benzothiazole?

The CAS number of 2-(methylthio)-6-nitro-1,3-benzothiazole is 3621-99-6.

What are the molecular formula and molecular weight of 2-(methylthio)-6-nitro-1,3-benzothiazole?

2-(methylthio)-6-nitro-1,3-benzothiazole has molecular formula C8H6N2O2S2 and molecular weight 226.27500 g/mol.

What are the upstream and downstream products of 2-(methylthio)-6-nitro-1,3-benzothiazole?

For 2-(methylthio)-6-nitro-1,3-benzothiazole, Upstream Products: 2-(Methylthio)benzothiazole, 2-Mercapto-6-nitrobenzothiazole, iodomethane; Downstream Products: 6-Nitro-2-benzothiazolinone, Tioxacin, 2-(methylthio)-1,3-benzothiazol-6-amine.

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

Last updated:

How to cite: Jingsj. "2-(methylthio)-6-nitro-1,3-benzothiazole (CAS 3621-99-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1013417-5 (accessed 2026-11-09).

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