51-48-9;25416-65-3 L-Thyroxine L-Thyroxine

Synonyms： levothyroxine; 3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-alanine; 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; O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine
CAS Number：51-48-9;25416-65-3
EINECS：200-101-1
Molecular Formula：C₁₅H₁₁I₄NO₄
Molecular Weight：776.87
InChI：InChI=1/C15H11I4NO4/c16-8-4-7(5-9(17)13(8)21)24-14-10(18)1-6(2-11(14)19)3-12(20)15(22)23/h1-2,4-5,12,21H,3,20H2,(H,22,23)/t12-/m0/s1
Molecular Structure：
Density：2.635g/cm³
Melting point：223℃ (dec.)
Boiling point：576.3°C at 760 mmHg
Refractive index：1.795
Flash point：302.3°C
Water solubility：insoluble
Vapour Pressur：4.02E-14mmHg at 25°C
Hazard Symbols: Xn:Harmful;
Risk Codes： R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.;
Safety Description： S24/25:;