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Application Area
Environmental
Environmental

Stable isotope-labeled compounds are used as environmental pollutant standards for the detection of air, water, soil, sediment and food.

Clinical diagnostic
Clinical diagnostic

In addition to treating various diseases, isotopes are used for imaging, diagnosis, and newborn screening.

Organic Chemistry
Organic Chemistry

Small molecule compounds labeled with stable isotopes can be used as chemical reference for chemical identification, qualitative, quantitative, detection, etc. Various types of NMR solvents can be used to study the structure, reaction mechanism and reaction kinetics of compounds.

Metabolic Research
Metabolic Research

Stable isotope labeling allows researchers to study metabolic pathways in vivo in a safe manner.

L-Thyroxine-[13C6]

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General Information
Catalog: BLP-008238
CAS: 1217780-14-7
Molecular Formula: C9[13C]6H11I4NO4
Molecular Weight: 782.83
Chemical Structure
L-Thyroxine-[13C6]
Description L-Thyroxine-[13C6] is the labelled analogue of L-Thyroxine, which is a thyroid medication used for the treatment of hypothyroidism.
Synonyms O-(4-Hydroxy-3,5-diiodophenyl-13C6)-3,5-diiodo-L-tyrosine; Thyroxine-13C6; O-(4-Hydroxy-3,5-diiodophenyl-1,2,3,4,5,6-13C6)-3,5-diiodo-L-tyrosine; L-Thyroxine-13C6; Levothyroxine-13C6; Tetraiodothyronine-13C6
IUPAC Name (2S)-2-amino-3-[4-(4-hydroxy-3,5-diiodo(1,2,3,4,5,6-13C6)cyclohexa-1,3,5-trien-1-yl)oxy-3,5-diiodophenyl]propanoic acid
Related CAS 51-48-9 (unlabelled)
Canonical SMILES C1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)CC(C(=O)O)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/i4+1,5+1,7+1,8+1,9+1,13+1
InChI Key XUIIKFGFIJCVMT-DOEZJOBUSA-N
Melting Point >175°C (dec.)
Purity 96%; ≥99% atom 13C
Solubility Slightly soluble in DMSO, Methanol (Sonicated)
Appearance White Solid
Storage Store at -20°C under inert atmosphere
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