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Thioflavin T

Also known as: Basic Yellow 1, Thioflavine T, C.I. Basic Yellow 1, Setoflavine T, Acronol Yellow T, C.I. 49005, 2-(4-(Dimethylamino)phenyl)-3,6-dimethylbenzo[d]thiazol-3-ium chloride

Thioflavin T (CAS 2390-54-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C17H19ClN2S and a molecular weight of 318.864 g/mol. Key property: a melting point of 212ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2390-54-7
Jingsj CID
J-43252-0
Molecular Formula
C17H19ClN2S
Molecular Weight
318.864 g/mol
Category
Organic Compounds
Last updated
8/21/2026
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Physicochemical Properties

Melting Point212ºC
Exact Mass318.095734
PSA35.36000
LogP0.77120

Activity & Biological Data

Additional Information[1]. Khurana R, et al. Mechanism of thioflavin T binding to amyloid fibrils. J Struct Biol. 2005 Sep;151(3):229-38.

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 Thioflavin T?

The CAS number of Thioflavin T is 2390-54-7.

What are the molecular formula and molecular weight of Thioflavin T?

Thioflavin T has molecular formula C17H19ClN2S and molecular weight 318.864 g/mol.

What are the upstream and downstream products of Thioflavin T?

For Thioflavin T, Upstream Products: Methanol, 4-(6-Methyl-2-benzothiazolyl)aniline, N,N-dimethyl-4-(6-methyl-1,3-benzothiazol-2-yl)aniline; Downstream Products: N,N-dimethyl-4-(6-methyl-1,3-benzothiazol-2-yl)aniline.

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

Last updated:

How to cite: Jingsj. "Thioflavin T (CAS 2390-54-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43252-0 (accessed 2026-11-09).

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