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1,3-Benzothiazol-5-amine

Also known as: 5-Benzothiazolamine, 5-Aminobenzothiazole, Benzothiazol-5-ylamine, benzo[d]thiazol-5-amine, 1,3-Benzothiazole-5-amine, NSC 170655

1,3-Benzothiazol-5-amine (CAS 1123-93-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H6N2S and a molecular weight of 150.201 g/mol. Key properties include a melting point of 55ºC, a boiling point of 323.1±15.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 149.2±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1123-93-9
Jingsj CID
J-1329322-6
Molecular Formula
C7H6N2S
Molecular Weight
150.201 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point55ºC
Boiling Point323.1±15.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point149.2±20.4 °C
Exact Mass150.025162
PSA67.15000
LogP0.73
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.763

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 1,3-Benzothiazol-5-amine?

The CAS number of 1,3-Benzothiazol-5-amine is 1123-93-9.

What are the molecular formula and molecular weight of 1,3-Benzothiazol-5-amine?

1,3-Benzothiazol-5-amine has molecular formula C7H6N2S and molecular weight 150.201 g/mol.

What are the upstream and downstream products of 1,3-Benzothiazol-5-amine?

For 1,3-Benzothiazol-5-amine, Upstream Products: 5-nitro-1,3-benzothiazole, 2-Chloro-5-nitroaniline, N-(2-Bromo-5-nitrophenyl)formamide; Downstream Products: 2,4-Diaminobenzenesulfonic acid, Benzo[d]thiazole-5-carbonitrile, 5-Bromobenzothiazole.

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

Last updated:

How to cite: Jingsj. "1,3-Benzothiazol-5-amine (CAS 1123-93-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1329322-6 (accessed 2026-11-09).

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