Levothyroxine sodium hydrate , 98% , 25416-65-3

Synonym(s):
L-Thyroxin monosodium salt hydrate;3,3′,5,5′-Tetraiodo-L-thyronine monosodium salt hydrate;Sodium O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine hydrate

CAS NO.：25416-65-3

Empirical Formula: C15H10I4NNaO4

Molecular Weight: 798.85

MDL number: MFCD06408007

EINECS: 685-634-1

PRODUCT Properties

• Melting point: 207 °C
• alpha: 16 º (c=2,1M HCl/alcohol 1/4)
• storage temp.: Inert atmosphere,2-8°C
• solubility: Very slightly soluble in water, slightly soluble in ethanol (96 per cent). It dissolves in dilute solutions of alkali hydroxides.
• form: Liquid
• color: Clear yellow to yellow-greenish
• Water Solubility: 0.15 g/L (25 ºC)
• Stability: Hygroscopic
• InChI: InChI=1/C15H11I4NO4.Na/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);/q;+1/p-1/t12-;/s3
• InChIKey: YDTFRJLNMPSCFM-ZLBVLXFENA-M
• SMILES: C1(=CC(=C(O)C(I)=C1)I)OC1=C(I)C=C(C[C@H](N)C([O-])=O)C=C1I.[Na+] |&1:16,r|
• CAS DataBase Reference: 25416-65-3(CAS DataBase Reference)

Description and Uses

Thyroid hormone replacement.

Safety

• Symbol(GHS): GHS08
• Signal word: Danger
• Hazard statements: H372
• Precautionary statements: P260-P264-P270-P314-P501
• Safety Statements: 24/25
• WGK Germany: 3
• HS Code: 29379000