Ethinylestradiol - Impurity I — Impurity Reference Standard

Buy Ethinylestradiol - Impurity I (CAS 67703-68-8) impurity reference standard from Spectrasynth Pharmachem. Custom synthesis available — enquire for pricing, COA and availability.

• Product Code: SSPC-E00010
• CAS No.: 67703-68-8
• Chemical Name: 6,7-Dehydro Ethynyl Estradiol
• Synonyms: (8R,9S,13S,14S,17S)-17-Ethynyl-13-methyl-8,9,12,13,14,15,16,17-octahydro-11H-cyclopenta[a]phenanthrene-3,17-diol; 19-Nor-17α-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol; (17α)-19-Norpregna-1,3,5(10),6-tetraen-20-yne-3,17-diol; Ethinyl Estradiol Impurity I (EP);
• Molecular Formula: C20H22O2
• Molecular Weight: 294.39
• Appearance: White to Light Brown Solid
• Storage: 2-8°C Refrigerator
• Application: 6,7-Dehydro Ethynyl Estradiol (Ethinylestradiol EP Impurity I) is an Ethynyl Estradiol.