Date published: 2026-5-5

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3,3′,5-Triiodo-L-thyronine 4′-O-Sulfate (CAS 31135-55-4)

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Alternate Names:
Triiodothyronine Sulfate; 3,5-Diiodo-O-[3-iodo-4-(sulfooxy)phenyl]-L-tyrosine; 3-[4-(4-Hydroxy-3-iodophenoxy)-3,5-diiodophenyl]-L-alanine Hydrogen Sulfate
CAS Number:
31135-55-4
Molecular Weight:
731.04
Molecular Formula:
C15H12I3NO7S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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3,3′,5-Triiodo-L-thyronine 4′-O-Sulfate is a compound used in biochemical research, particularly in studies related to thyroid hormone metabolism and function. It represents a sulfated derivative of the active thyroid hormone and is utilized by researchers to understand the role of sulfation in hormone bioavailability and metabolism. In vitro studies often use this compound to assess the interaction of thyroid hormones with their transport proteins, as sulfation can significantly influence hormone binding and transport. Additionally, 3,3′,5-Triiodo-L-thyronine 4′-O-Sulfate is used to investigate the enzymatic pathways involved in the metabolism of thyroid hormones, including the activity of sulfotransferases which catalyze the transfer of sulfate groups.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

3,3′,5-Triiodo-L-thyronine 4′-O-Sulfate, 2.5 mg

sc-475638
2.5 mg
$459.00