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Levonorgestrel EP Impurity I
Levonorgestrel EP Impurity I
Product ID: L005009
Synonyms: 20402-62-4;(8S,9S,10S,13S,14S,17R)-13-ethyl-17-ethynyl-10,17-dihydroxy-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one 
CAS No.: 21508-50-9
Molecular Formula: C21H28O3 
Molecular Weight: 328.45 
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