Ethinylestradiol - Impurity A — Impurity Reference Standard

Buy Ethinylestradiol - Impurity A (CAS 4717-38-8) impurity reference standard from Spectrasynth Pharmachem. Custom synthesis available — enquire for pricing, COA and availability.

• Product Code: SSPC-E00002
• CAS No.: 4717-38-8
• Chemical Name: 17-epi-Ethynyl Estradiol
• Synonyms: (8R,9S,13S,14S,17S)-17-Ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol; 17β-Ethynylestradiol; 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 17-Ethynyl-17α-estradiol; Ethynyl Estradiol EP Impurity A;
• Molecular Formula: C20H24O2
• Molecular Weight: 296.4
• Appearance: White to Off-White Solid
• Storage: 2-8°C Refrigerator
• Application: 17-epi-Ethynyl Estradiol (Ethinylestradiol EP Impurity A) is the epimer derivative of Ethynyl Estradiol. An impurity.