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Stable Isotope Labelled Standards (Deuterated, 13C, 15N)

Thyroxine-13C6

Reference StandardAvailable on request

Buy Thyroxine-13C6 (CAS 1217780-14-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-043281.

Pack sizes
Thyroxine-13C6 chemical structure
CAS number1217780-14-7
FormulaC15H11I4NO4
Molar mass782.83 g/mol
Physical formSolid
HS code38229090
InChIKeyXUIIKFGFIJCVMT-DOEZJOBUSA-N
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

About Thyroxine-13C6

Thyroxine-13C6 belongs to the Thyroxine reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 1217780-14-7, formula C15H11I4NO4 and molar mass 782.83 g/mol. It is handled as a solid.

Use cases we see most often

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Safe handling

Classified under GHS with signal word Danger and hazard statements H302 and H372. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Thyroxine

See every impurity, metabolite and related compound we list for this API.

Thyroxine standards

Typical uses

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Deuterated and Stable-Isotope-Labelled Compounds

Specifications and identifiers

Specifications of Thyroxine-13C6
Product nameThyroxine-13C6
Catalogue numberZX-043281
CAS number1217780-14-7
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
Molecular formulaC15H11I4NO4
Molar mass782.83 g/mol
Exact mass782.7068
GradeReference Standard
Physical formSolid
XLogP32.4
H-bond donors / acceptors3 / 5
Topological polar surface area92.8 Ų
HS code38229090
InChIKeyXUIIKFGFIJCVMT-DOEZJOBUSA-N
SMILESC1=C(C=C(C(=C1I)O[13C]2=[13CH][13C](=[13C]([13C](=[13CH]2)I)O)I)I)C[C@@H](C(=O)O)N
PubChem CID46783077
SynonymsL-Thyroxine-13C6-1, Levothyroxine-13C6, TMID-0913

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H302Harmful if swallowed
  • H372Causes damage to organs through prolonged or repeated exposure

Precautionary statements P260, P264, P270, P301 + P317, P319, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Thyroxine-13C6
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Thyroxine-13C6

Which CAS number identifies Thyroxine-13C6?
Thyroxine-13C6 is registered under CAS 1217780-14-7. You may also see it listed as L-Thyroxine-13C6-1, Levothyroxine-13C6, TMID-0913. Our catalogue number for this item is ZX-043281.
What are the formula and molar mass of Thyroxine-13C6?
For Thyroxine-13C6, its formula is C15H11I4NO4 and its molar mass is 782.83 g/mol. The systematic (IUPAC) name is (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. InChIKey XUIIKFGFIJCVMT-DOEZJOBUSA-N lets you match it in any structure database.
How is Thyroxine-13C6 used in pharmaceutical QC?
Thyroxine-13C6 is a characterised reference material linked to Thyroxine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Thyroxine-13C6?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Thyroxine-13C6?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Thyroxine-13C6 to my country?
Yes. Because Thyroxine-13C6 is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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