Home / Products / Levothyroxine / Levothyroxine EP Impurity B (INR 29900/- 50 mg, 6 weeks) Levothyroxine EP Impurity B (INR 29900/- 50 mg, 6 weeks) Catalogue No: ACT-L002009 Common name: CAS: 1628720-66-0 Mol. Weight: 685.4 Rel. CAS No Shipping Condition Ambient Get Quote Product Overview Chemical Name: (2S)-2-Amino-3-[4-(3-chloro-4-hydroxy-5-iodophenoxy)-3,5-diiodophenyl]propanoic acid Shipping Temperature: Ambient HSN Code: 38229010 Country of Origin: India Smiles: ClC1=C(O)C(I)=CC(OC2=C(I)C=C(C[C@H](N)C(O)=O)C=C2I)=C1