51-48-9 L-Thyroxine

Product Name:	L-Thyroxine
Synonyms:	3,5,3’,5’-tetraiodothyronine;beta-[(3,5-diiodo-4-hydroxyphenoxy)-3,5-diiodophenyl]alanine;l-3,5,3’,5’-tetraiodothyronine;l-t4;o-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-l-tyrosin;β-((3,5-Diiodo-4-hydroxyphenoxy)-3,5-diiodophenyl)alanine;3,5,3',5'-TETRAIODO-L-THYRONINE;3,3',5,5'-TETRAIODO-L-THYRONIN
CAS:	51-48-9
MF:	C15H11I4NO4
MW:	776.87
EINECS:	200-101-1
Product Categories:	Heterocyclic Compounds;Amino Acids;Organics;Amino Acids & Derivatives;Intermediates & Fine Chemicals;Isotope Labeled Compounds;Pharmaceuticals;Aromatics;Isotope Labelled Compounds;SYNTHROID;Isolabel;Other APIs;Inhibitors;51-48-9
Mol File:	51-48-9.mol

L-Thyroxine Chemical Properties

Melting point	235 °C
alpha	-5 º (1N NaOH:EtOH 1:2)
density	2.4440 (estimate)
Fp	9℃
storage temp.	Keep in dark place,Inert atmosphere,2-8°C
solubility	Dissolves in 4M ammonium hydroxide in Methanol at 50mg/ml
pka	2.2(at 25℃)
form	Powder
Boiling point	576.3±50.0 °C(Predicted)
color	White to Pale Brown
Water Solubility	insoluble
Sensitive	Light Sensitive
Merck	9491
BRN	2228515