Levothyroxine Sodium-impurities | Pharmaffiliates

levothyroxine sodium and its Impurities

It is a soidium salt of Levothyroxine, a synthetic form of thyroid hormone, Thyroxine. Levothyroxine is used in the treatment of thyroid hormone deficiency and certain types of thyroid tumors. It is a levorotatory enantiomer of Thyroxine. Reference standards of Levothyroxine Sodium API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 3 results for levothyroxine sodium Impurities
PA 12 76000

Levothyroxine Sodium - API Standards

Levothyroxine Sodium


  • Catalogue No.:PA 12 76000

  • CAS :

    25416-65-3

  • Molecular Formula : C15H10I4NNaO4 ·xH2O

  • Molecular Weight : 798.86.x(18.02)

PA 12 76510

Sodium 2-amino-3-(4-(3,5-diiodo-4-methoxyphenoxy)-3,5-diiodophenyl)propanoate

Sodium 2-amino-3-(4-(3,5-diiodo-4-methoxyphenoxy)-3,5-diiodophenyl)propanoate


  • Catalogue No.:PA 12 76510

  • CAS :

    NA

  • Molecular Formula : C16H12I4NNaO4

  • Molecular Weight : 812.88

Thyroxine Sodium (Levothyroxine Sodium) (IPRS/105/13)-from IPC


  • Catalogue No.:PA IPIPRS 105 13

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA