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2-Amino-4-hydroxybenzothiazole

Also known as: 2-Aminobenzo[d]thiazol-4-ol, 2-Amino-1,3-benzothiazol-4-ol, 4-Benzothiazolol, 2-amino-, MFCD00160060

2-Amino-4-hydroxybenzothiazole (CAS 7471-03-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H6N2OS and a molecular weight of 166.200 g/mol. Key properties include a melting point of 179-181ºC, a boiling point of 394.6±34.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 192.4±25.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7471-03-6
Jingsj CID
J-1152301-6
Molecular Formula
C7H6N2OS
Molecular Weight
166.200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point179-181ºC
Boiling Point394.6±34.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point192.4±25.7 °C
Exact Mass166.020081
PSA87.38000
LogP1.16
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.823
Storage Conditions2-8°C

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-Amino-4-hydroxybenzothiazole?

The CAS number of 2-Amino-4-hydroxybenzothiazole is 7471-03-6.

What are the molecular formula and molecular weight of 2-Amino-4-hydroxybenzothiazole?

2-Amino-4-hydroxybenzothiazole has molecular formula C7H6N2OS and molecular weight 166.200 g/mol.

What are the upstream and downstream products of 2-Amino-4-hydroxybenzothiazole?

For 2-Amino-4-hydroxybenzothiazole, Upstream Products: 2-amino-4-methoxybenzothiazole, 1-(2-Hydroxyphenyl)thiourea, Potassium thiocyanate; Downstream Products: AMG-517, 2-Amino-4-chlorobenzothiazole.

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-Amino-4-hydroxybenzothiazole (CAS 7471-03-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1152301-6 (accessed 2026-11-09).

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