CompoundList
Cosmetic ingredient (INCI)

Ethinylestradiol

Used in cosmetic products as skin conditioning. (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol.

Prohibited in EU cosmetics

EU Cosmetics Regulation (EC) No 1223/2009, Annex II/260.

The chemical behind this ingredient

Structure, properties, safety data and price information live on the chemical page.

Ethinylestradiol chemical structure, C20H24O2, CAS 57-63-6
Ethinylestradiol
CAS 57-63-6C20H24O2
97 suppliers
Ethinylestradiol

IUPAC name: (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol

  • 2D structure and identifiers
  • Measured and computed properties
  • GHS safety summary
  • Suppliers, prices and trade data

Ethinylestradiol suppliers

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Frequently asked questions

What is Ethinylestradiol used for in cosmetics?

Ethinylestradiol is used in cosmetic products as skin conditioning. (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol.

Is Ethinylestradiol restricted in cosmetics in the EU?

Ethinylestradiol is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex II/260 (prohibited in eu cosmetics). Always check the full annex entry for the conditions of use.

What is the CAS number of Ethinylestradiol?

Ethinylestradiol is listed with CAS number 57-63-6 and EC number 200-342-2.

Where can I buy Ethinylestradiol?

8 suppliers list Ethinylestradiol on CompoundList. Compare them below or post a buy request with your grade and quantity.