Ethynyl Estradiol-2,4,16,16-d4

乙炔雌二醇-2,4,16,16-d4

Also known as: 17α-Ethynylestradiol-2,4,16,16-d4, 17-alpha-Ethynylestradiol-d4, Ethinylestradiol-d4, Ethynylestradiol-2,4,16,16-d4, 17α-Ethynylestradiol-d4, (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol-d4, (8R,9S,13S,14S,17R)-2,4,16,16-tetradeuterio-17-ethynyl-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthrene-3,17-diol, Eticyclin-d4, Eticylol-d4, Feminone-d4, Gynolett-d4, Kolpolyn-d4, Lynoral-d4, Orestralyn-d4

Ethynyl Estradiol-2,4,16,16-d4 (CAS 350820-06-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C20H20D4O2 and a molecular weight of 300.428 g/mol. It is also known as 17α-Ethynylestradiol-2,4,16,16-d4, 17-alpha-Ethynylestradiol-d4 and Ethinylestradiol-d4. Key properties include a melting point of 182-184ºC, a boiling point of 457.2±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 211.2±23.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
350820-06-3
Jingsj CID
J-1957264-4
Molecular Formula
C20H20D4O2
Chinese Name
乙炔雌二醇-2,4,16,16-d4
Molecular Weight
300.428 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point182-184ºC
Boiling Point457.2±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point211.2±23.3 °C

Frequently Asked Questions

What is the CAS number of Ethynyl Estradiol-2,4,16,16-d4?

The CAS number of Ethynyl Estradiol-2,4,16,16-d4 is 350820-06-3.

What are the molecular formula and molecular weight of Ethynyl Estradiol-2,4,16,16-d4?

Ethynyl Estradiol-2,4,16,16-d4 has molecular formula C20H20D4O2 and molecular weight 300.428 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethynyl Estradiol-2,4,16,16-d4 (CAS 350820-06-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957264-4 (accessed 2026-10-24).

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