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Epothilone D

Also known as: Epothilone D, 13-Desoxyepothilone B, Desoxyepothilone B, KOS-862, 4,8-Dihydroxy-5,5,7,9,13-pentamethyl-16-(1-methyl-2-(2-methyl-4-thiazolyl)ethenyl)-oxacyclohexadec-13-ene-2,6-dione

Epothilone D (CAS 189453-10-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C27H41NO5S and a molecular weight of 491.68 g/mol. Key properties include a melting point of 63-66°C, a boiling point of 657.7±55.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 351.6±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
189453-10-9
Jingsj CID
J-1097939-2
Molecular Formula
C27H41NO5S
Molecular Weight
491.68 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point63-66°C
Boiling Point657.7±55.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point351.6±31.5 °C
PSA124.96000
LogP3.69
Vapor Pressure0.0±2.1 mmHg at 25°C
Refractive Index1.526
Storage Conditions-20℃

Activity & Biological Data

TargetMicrotubule/Tubulin[1]
Additional Information[1]. Konner J, et al. Phase I clinical, pharmacokinetic, and pharmacodynamic study of KOS-862 (Epothilone D) in patients with advanced solid tumors and lymphoma. Invest New Drugs. 2012 Dec;30(6):2294-302. [2]. Brunden KR, et al. Epothilone D improves microtubule density, axonal integrity, and cognition in a transgenic mouse model of tauopathy. J Neurosci. 2010 Oct 13;30(41):13861-6.

Frequently Asked Questions

What is the CAS number of Epothilone D?

The CAS number of Epothilone D is 189453-10-9.

What are the molecular formula and molecular weight of Epothilone D?

Epothilone D has molecular formula C27H41NO5S and molecular weight 491.68 g/mol.

What are the upstream and downstream products of Epothilone D?

For Epothilone D, Downstream Products: Epothilone B.

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

Last updated:

How to cite: Jingsj. "Epothilone D (CAS 189453-10-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1097939-2 (accessed 2026-11-09).

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