Category
Levothyroxine
CAS Number
6893-02-3
Molecular Formula
C15H12I3NO4
Molecular Weight
650.97 g/mol
Synonym

(2S)-2-amino-3-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]propanoic acid; Alanine, 3-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]-, L;(O-(4-hydroxy-3-iodophenyl)-3,5-diiodo-) L-Tyrosine);(S)-2-Amino-3-(4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl)propanoicacid;4-(4-Hydroxy-3-iodophenoxy)-3,5-diiodophenylalanine;Triiodo-L-thyronine;L-Triiodothyronine;Liothyronine

Keywords
Intermediates
Heterocycles
Impurities
Pharmaceutical Standards
Amines
Aromatics
Fine Chemicals
slide.1
Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Levothyroxine EP Impurity A is a controlled related substance (liothyronine) in levothyroxine, monitored to ensure API quality and safety.