D-Thyroxine CAS 51-49-0 | High-Purity Supplier & Bulk Manufacturer
| Product Name | D-Thyroxine |
|---|---|
| Synonyms | D-thyroxine free acid, 3,3',5,5'-Tetraiodo-D-thyronine |
| CAS Number | 51-49-0 |
| Catalog No. | FT-0675208 |
| Molecular Formula | C15H11I4NO4 |
| Molecular Weight | 776.8700 |
| IUPAC Name | (2R)-2-amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]propanoic acid |
| InChI Key | XUIIKFGFIJCVMT-GFCCVEGCSA-N |
| Purity / Grade | 97% |
| Category | Chemical Reagents |
| Supply Scale | gram – kilogram – bulk |
| Documentation | COA, SDS, HPLC, NMR, MS (on request) |
| Custom Synthesis | Available |
| Shipping | Worldwide |

Request D-Thyroxine (CAS 51-49-0)
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- High-purity grades, COA & SDS included
- Gram to kilogram & bulk quantities
- Custom synthesis & scale-up
- Worldwide compliant shipping
D-Thyroxine Overview
D-Thyroxine (CAS 51-49-0) is a high-purity fine chemical and pharmaceutical intermediate supplied by Finetech Industry Limited for scientific research and product development. It has the molecular formula C15H11I4NO4 and a molecular weight of 776.8700. It is offered as a well-defined building block and reference compound for laboratory research and analytical applications.
Finetech Industry Limited manufactures and supplies D-Thyroxine in high-purity grades, supporting pharmaceutical companies, contract research organizations, academic laboratories and industrial customers. Supply capacities range from gram quantities to kilogram and bulk production, with custom synthesis available for non-catalog analogs and scale-up. The exact purity and specification are stated on the Certificate of Analysis for each batch.
Applications of D-Thyroxine
Laboratory research
Used as a well-characterized laboratory reagent in research studies and product development, where batch-to-batch consistency matters.
Analytical reference
Suitable as an analytical reference material for method development, calibration and quality control.
Building block
Serves as a building block and intermediate in synthetic and analytical work, with custom quantities available on request.
Supplied as a general research reagent and intermediate for scientific research, analytical, industrial and commercial product-development applications, according to the product grade and the customer's intended use. Please confirm the applicable specification and intended-use requirements when requesting a quote.
Bulk Supply & Packaging
Finetech Industry Limited supplies D-Thyroxine for research and larger-scale requirements with flexible packaging and scalable manufacturing.
Each shipment includes a COA, SDS, batch traceability and secure protective packaging. Customized packaging and labeling are available on request.
Supply Capabilities
Scale
- Gram scale
- Kilogram scale
- Multi-kg / bulk
- Custom / MT on request
Documentation
- COA
- SDS
- HPLC / GC
- NMR / MS
Manufacturing
- Custom synthesis
- Process development
- Scale-up
- Pilot production
Shipping
- North America
- Europe
- Asia / Middle East
- Oceania
D-Thyroxine FAQ
What is the CAS number of D-Thyroxine?
The CAS number of D-Thyroxine is 51-49-0. Its molecular formula is C15H11I4NO4 and molecular weight is 776.8700.
What purity of D-Thyroxine does Finetech Industry Limited supply?
Finetech Industry Limited supplies D-Thyroxine in high-purity grades. The exact purity is stated on the Certificate of Analysis for each batch and can be confirmed before ordering.
Can Finetech Industry Limited supply D-Thyroxine in bulk?
Yes. Finetech Industry Limited supplies D-Thyroxine from gram quantities to kilogram and bulk scale, and offers custom synthesis and scale-up.
Do you provide COA and SDS for D-Thyroxine?
Yes. Every shipment includes a COA and SDS, with HPLC, NMR and MS data available on request.