17-Epiestriol

17-环雌三醇

Also known as: 16α,17α-Estriol, 16α-Hydroxy-17α-estradiol, 17α-Estriol, Epiestriol, 17-epioestriol, Estra-1,3,5(10)-triene-3,16α,17α-triol, (16α,17α)-Estra-1,3,5(10)-triene-3,16,17-triol, 1,3,5(10)-ESTRATRIEN-3,16-ALPHA,17-ALPHA-TRIOL, NSC84051

17-Epiestriol (CAS 1228-72-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C18H24O3 and a molecular weight of 288.38100 g/mol. It is also known as 16α,17α-Estriol, 16α-Hydroxy-17α-estradiol and 17α-Estriol. Key properties include a boiling point of 469ºC at 760mmHg, a density of 1.255g/cm3 and a flash point of 220.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1228-72-4
Jingsj CID
J-1506174-4
Molecular Formula
C18H24O3
Chinese Name
17-环雌三醇
Molecular Weight
288.38100 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point469ºC at 760mmHg
Density1.255g/cm3
Flash Point220.8ºC

Frequently Asked Questions

What is the CAS number of 17-Epiestriol?

The CAS number of 17-Epiestriol is 1228-72-4.

What are the molecular formula and molecular weight of 17-Epiestriol?

17-Epiestriol has molecular formula C18H24O3 and molecular weight 288.38100 g/mol.

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

Last updated:

How to cite: Jingsj. "17-Epiestriol (CAS 1228-72-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506174-4 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.