L-Thyroxine
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![CAS No:51-48-9 (2S)-2-amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,<br />5-diiodophenyl]propanoic acid](http://www.vvchem.com/structure/cas-51/51-48-9.png)
Molecular Structure
Other Information
- CAS Registry Number: 51-48-9
- Melting Point: 223 ºC (DEC.)
- Flash Point: 302.3°C
- Boiling Point: 576.3°Cat760mmHg
- Density: 2.635g/cm3
- Refractive index: 1.795
- Alpha: -5 º (1N NAOH:ETOH 1:2)
- Safety Statements: R20/21/22:Harmfulbyinhalation,incontactwithskinandifswallowed.;
- Hazard Symbols: Xn:Harmful;
- Flash Point: 302.3°C
- EINECS: 200-101-1
- Molecular Weight: 776.87002
- InchiKey: XUIIKFGFIJCVMT-LBPRGKRZSA-N
- InChI: InChI=1S/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 - Risk Statements: S24/25
- Molecular Formula: C15H11I4NO4
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