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Levothyroxine Sodium

CAS: 55-03-8 | C15H11I4NNaO4

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 55-03-8
Molecular Formula: C15H11I4NNaO4
Molecular Mass: 799.86 g/mol

Names and Synonyms:

Levothyroxine Sodium
L-Tyrosine, O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-, sodium salt (1:1)
Thyroxine, monosodium salt, L-
L-Tyrosine, O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-, monosodium salt
Dathroid
Eltroxin
Laevoxin
Levoroxine
Levothyroxine sodium
Sodium levothyroxine
Sodium thyroxin
Sodium L-thyroxine
Sodium thyroxine
Thyroxine sodium
L-Thyroxine sodium
L-Thyroxine monosodium salt
L-Thyroxine sodium salt
Monosodium thyroxine
Sodium thyroxinate
Thyroxine sodium salt
Euthyrox
Letter
Levaxin
Synthroid sodium
Thyroxevan
Synthroid
Oroxine
Levothroid
Thyradin S
Eferox
Elthyrone
Eutirox
Letrox
Levo-T
Berlthyrox
Droxine
Levothyrox
Levotiroxina
Levoxyl
Synthrox
T 4KP
Thevier
Throxinique
Thyradin
Thyrax Duotab
Thyrex
Thyro 4
Thyrosit
Tiroidine
Levotirox
Elthyroxine
NSC 259940
Puran T 4
L-Thyroxin Henning
Leventa
T4 Montpellier 100
Levolet
Unithroid
Novothyrox
Tirosint

Identifiers:

SMILES:
N[C@@H](Cc1cc(I)c(Oc2cc(I)c(O)c(I)c2)c(I)c1)C(=O)O.[Na]
InChI:
InChI=1S/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);/t12-;/m0./s1

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 799.86 g/mol CAS Common Chemistry
799.8620000000001 g/mol RDKit
799.6764691120001 g/mol RDKit
Canonical SMILES [Na].O=C(O)C(N)CC1=CC(I)=C(OC2=CC(I)=C(O)C(I)=C2)C(I)=C1 CAS Common Chemistry
InChI InChI=1S/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);/t12-;/m0./s1 CAS Common Chemistry
InChI Key InChIKey=BRLSOHUOWVCKNI-YDALLXLXSA-N CAS Common Chemistry
Name Levothyroxine sodium CAS Common Chemistry
Heavy Atom Count 25 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 3 RDKit
Rotatable Bonds 5 RDKit
Aromatic Ring Count 2 RDKit
Topological Polar Surface Area 92.78000000000002 Ų RDKit
LogP 4.176500000000001 RDKit
Molar Refractivity 130.56 RDKit

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