L-Thyroxine, 99.3%, Certified, 1g


Product Description

Chemsavers, Inc.


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Product Data Sheet

High quality in stockroom and basic research products including solvent, acids and bases, routine organic & inorganic reagents, adsorbents, filter aids and drying agents. Each certified compound meets or exceeds specifications. Well suited for analytical research and development.

For Research and Development

No liability accepted for accidents arising in handling or use.


Certificate of Analysis

Forms & Other Information

Purity by HPLC 99.3%

Elemental analysis (C) 23.1% (N) 1.7%

Off-white powder

Identity by IR spectrum

Optical rotation (C=1%, ethanol:1N HCl 2:1) +20.0°

Solubility 50mg/ml, 4M NH4OH


Forms: None 


For Analytical Purpose (AP) - Suitable for most analytical application, research and quality control.



CAS Number




Molecular Weight



3,3′,5,5″-Tetraiodo-L-thyronine; T4; 3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-L-alanine;

Emergency Overview

Caution! Light sensitive. The toxicological properties of this material have not been fully investigated. May cause eye and skin irritation. May cause respiratory and digestive tract irritation.


This chemical complies with the USPS Publication 52 and DOT 49 CFR 173.144, Code of Federal Regulations. All orders are shipped within 3 business days of payment via UPS, FedEx Ground, & Common Carrier.

Proper Shipping Name & DOT Reclassifications (-)

This substance is considered to be non-hazardous for transport.


Amber glass bottle HDPE plastic bottle

Incompatibility [Shipping & Storage]

Strong bases, Strong oxidizing agents.


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