(17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol (Levonorgestrel Impurity T) Price Not Available 5mg (17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol (Levonorgestrel Impurity T) Supplier Page Catalog Number R040530 Molecular Formula C22H30O2 CAS# 14507-51-8 Purity ≥98% Inchi InChI=1S/C22H30O2/c1-4-21-12-10-18-17-9-7-16(24-3)14-15(17)6-8-19(18)20(21)11-13-22(21,23)5-2/h2,7,18-20,23H,4,6,8-14H2,1,3H3/t18-,19-,20+,21+,22+/m1/s1 Inchi Key CQXCBGIFQZKDED-AANPDWTMSA-N SMILES CCC12CCC3C(C1CCC2(C#C)O)CCC4=C3CC=C(C4)OC Size 5mg Supplier Page https://www.musechem.com/product/R040530.html