L-Thyroxine CAS: 51-48-9

L-Thyroxine
Product Name:L-Thyroxine
Another Name:: 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;o-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodotyrosine;t4(hormone);tetraiodothyronine
CAS: 51-48-9
EINECS:200-101-1
Molecular Weight:776.87
Molecular Formula:C15H11I4NO4
Assay: 98%
Packing:1kg/foil bag
Specification: Enterprise Standard
Chemical properties:White crystals. Mp235-236 ℃ (decomposition),
Usage:Biochemical the research; thyromimetics drugs.
 
Items of analysis Specification Results
Appearance White to light yellow powder  
Odor OdorOdor Odor Odorless、tasteless 
Assay ≥98%
Melting point 223℃-228℃
Loss on drying <1% 
Heavy metal <10ppm