Ethinyl Estradiol Dimer Impurity 1

Also known as: 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 4-[[(17α)-17-hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-3-yl]oxy]-, (17α)- (9CI), ETHYNYL ESTRADIOL DIMER IMPURITY 1, Ethinyl Estradiol Dimer Impurity, Ethinylestradiol 4-Oxy Dimer

Ethinyl Estradiol Dimer Impurity 1 (CAS 303014-90-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C40H46O4 and a molecular weight of 590.8 g/mol. It is also known as 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 4-[[(17α)-17-hydroxy-19-norpregna-1,3,5(10)-trien-20-yn-3-yl]oxy]-, (17α)- (9CI), ETHYNYL ESTRADIOL DIMER IMPURITY 1 and Ethinyl Estradiol Dimer Impurity. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 303014-90-6
Jingsj CID: J-1769829-2
Molecular Formula: C₄₀H₄₆O₄
Molecular Weight: 590.8 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethinyl Estradiol Dimer Impurity 1?

The CAS number of Ethinyl Estradiol Dimer Impurity 1 is 303014-90-6.

What are the molecular formula and molecular weight of Ethinyl Estradiol Dimer Impurity 1?

Ethinyl Estradiol Dimer Impurity 1 has molecular formula C40H46O4 and molecular weight 590.8 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Ethinyl Estradiol Dimer Impurity 1 (CAS 303014-90-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1769829-2 (accessed 2026-10-25).

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