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4-(4-Acetamidophenyl)-2-aminothiazole

Also known as: 2-AMINO-4-(4-ACETAMIDOPHENYL)THIAZOLE, N-[4-(2-AMINO-1,3-THIAZOL-4-YL)PHENYL]ACETAMIDE, N-[4-(2-AMINO-THIAZOL-4-YL)-PHENYL]-ACETAMIDE, TIMTEC-BB SBB000719

4-(4-Acetamidophenyl)-2-aminothiazole (CAS 21674-96-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11N3OS and a molecular weight of 233.29000 g/mol. Key properties include a melting point of 252-256ºC, a boiling point of 526.3ºC at 760mmHg, a density of 1.35g/cm3 and a flash point of 272.1ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21674-96-4
Jingsj CID
J-1471128-5
Molecular Formula
C11H11N3OS
Molecular Weight
233.29000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point252-256ºC
Boiling Point526.3ºC at 760mmHg
Density1.35g/cm3
Flash Point272.1ºC
Exact Mass233.06200
PSA96.25000
LogP3.00490
Vapor Pressure3.62E-11mmHg at 25°C
Refractive Index1.687

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 4-(4-Acetamidophenyl)-2-aminothiazole?

The CAS number of 4-(4-Acetamidophenyl)-2-aminothiazole is 21674-96-4.

What are the molecular formula and molecular weight of 4-(4-Acetamidophenyl)-2-aminothiazole?

4-(4-Acetamidophenyl)-2-aminothiazole has molecular formula C11H11N3OS and molecular weight 233.29000 g/mol.

Is 4-(4-Acetamidophenyl)-2-aminothiazole hazardous?

4-(4-Acetamidophenyl)-2-aminothiazole has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

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

Last updated:

How to cite: Jingsj. "4-(4-Acetamidophenyl)-2-aminothiazole (CAS 21674-96-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1471128-5 (accessed 2026-11-09).

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