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Endoxifen

Also known as: (Z)-Endoxifen, (Z)-4-Hydroxy-N-desmethyl Tamoxifen, 4-Hydroxy-N-desmethyltamoxifen, 4-[(1Z)-1-[4-[2-(Methylamino)ethoxy]phenyl]-2-phenyl-1-buten-1-yl]phenol, Phenol, 4-[(1Z)-1-[4-[2-(methylamino)ethoxy]phenyl]-2-phenyl-1-butenyl]-, UNII-46AF8680RC, Z-Endoxifen, 4OHNDtam

Endoxifen (CAS 112093-28-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C25H27NO2 and a molecular weight of 373.48700 g/mol. Key properties include a melting point of 127-129°C, a boiling point of 519.327ºC at 760 mmHg, a density of 1.099g/cm3 and a flash point of 267.88ºC. It is classified under GHS with signal word Warning and hazard statements H400 — Very toxic to aquatic life. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
112093-28-4
Jingsj CID
J-1596-1
Molecular Formula
C25H27NO2
Molecular Weight
373.48700 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127-129°C
Boiling Point519.327ºC at 760 mmHg
Density1.099g/cm3
Flash Point267.88ºC
Exact Mass373.20400
PSA41.49000
LogP5.75040
Vapor Pressure0mmHg at 25°C
Refractive Index1.599
Storage ConditionsAmber Vial, -86°C Freezer, Under Inert Atmosphere

GHS Safety & Compliance

Environmental HazardSignal word: Warning
  • H400 — Very toxic to aquatic life

Activity & Biological Data

Additional Information[1]. Chae YJ, et al. Endoxifen, the active metabolite of tamoxifen, inhibits cloned hERG potassium channels. Eur J Pharmacol. 2015 Apr 5;752:1-7. [2]. Wu X, et al. Estrogen receptor-beta sensitizes breast cancer cells to the anti-estrogenic actions of endoxifen. Breast Cancer Res. 2011 Mar 10;13(2):R27.

Frequently Asked Questions

What is the CAS number of Endoxifen?

The CAS number of Endoxifen is 112093-28-4.

What are the molecular formula and molecular weight of Endoxifen?

Endoxifen has molecular formula C25H27NO2 and molecular weight 373.48700 g/mol.

Is Endoxifen hazardous?

Endoxifen has GHS signal word Warning and hazard statements H400 — Very toxic to aquatic life.

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

Last updated:

How to cite: Jingsj. "Endoxifen (CAS 112093-28-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1596-1 (accessed 2026-11-06).

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