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4-(1,3-Benzothiazol-2-yl)aniline

Also known as: 2-(4-Aminophenyl)benzothiazole, 4-(2-Benzothiazolyl)aniline, 4-(2-Benzothiazolyl)benzenamine, 4-Benzothiazol-2-yl-phenylamine, Benzenamine, 4-(2-benzothiazolyl)-

4-(1,3-Benzothiazol-2-yl)aniline (CAS 6278-73-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H10N2S and a molecular weight of 226.29700 g/mol. Key properties include a melting point of 156 °C, a boiling point of 423.3ºC at 760 mmHg, a density of 1.301g/cm3 and a flash point of 209.8ºC. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6278-73-5
Jingsj CID
J-1330342-9
Molecular Formula
C13H10N2S
Molecular Weight
226.29700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Melting Point156 °C
Boiling Point423.3ºC at 760 mmHg
Density1.301g/cm3
Flash Point209.8ºC
Exact Mass226.05600
PSA67.15000
LogP4.12670
Refractive Index1.73
Storage Conditions2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

Frequently Asked Questions

What is the CAS number of 4-(1,3-Benzothiazol-2-yl)aniline?

The CAS number of 4-(1,3-Benzothiazol-2-yl)aniline is 6278-73-5.

What are the molecular formula and molecular weight of 4-(1,3-Benzothiazol-2-yl)aniline?

4-(1,3-Benzothiazol-2-yl)aniline has molecular formula C13H10N2S and molecular weight 226.29700 g/mol.

Is 4-(1,3-Benzothiazol-2-yl)aniline hazardous?

4-(1,3-Benzothiazol-2-yl)aniline has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

What are the upstream and downstream products of 4-(1,3-Benzothiazol-2-yl)aniline?

For 4-(1,3-Benzothiazol-2-yl)aniline, Upstream Products: 4-aminobenzoic acid, 2-Aminothiophenol, 2-(4-Chlorophenyl)benzothiazole; Downstream Products: 4-(Benzo[d]thiazol-2-yl)-2-bromoaniline.

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-(1,3-Benzothiazol-2-yl)aniline (CAS 6278-73-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1330342-9 (accessed 2026-11-09).

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