L-Thyronine
L-Thyronine (CAS: 1596-67-4), with the molecular formula C15H15NO4 and a molecular weight of 273.28 g/mol, is a crucial biologically active thyroid hormone. It is essential for regulating metabolism, growth, and development in vertebrates. This compound serves as a vital reagent in biochemical research, aiding studies into endocrinology and metabolic pathways. L-Thyronine is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- 3-(p-[p-Hydroxyphenoxy]phenyl)-L-alanine
- Synonyms
- 3-(4-(4-hydroxyphenoxy)phenyl)-L-alanine3-(p-(p-Hydroxyphenoxy)phenyl)-L-alanine

Biochemical Research
L-Thyronine is used as a standard and research tool in studies of thyroid hormone action, metabolism, and receptor binding. Its availability allows for precise investigation into cellular and molecular mechanisms regulated by thyroid hormones.
Endocrinology Studies
As a key thyroid hormone, it is integral to research on endocrine systems, thyroid disorders, and the impact of hormone levels on physiological processes. This supports the development of diagnostic tools and therapeutic strategies.
Metabolic Pathway Investigation
Researchers utilise L-Thyronine to explore its role in regulating energy expenditure, protein synthesis, and carbohydrate metabolism. This assists in understanding metabolic diseases and potential interventions.
| Molecular weight | 273.28 |
|---|---|
| Empirical formula | C15H15NO4 |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is L-Thyronine used for?
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L-Thyronine (CAS: 1596-67-4) is primarily used in biochemical and endocrinology research to study metabolic regulation, growth, and development due to its role as a thyroid hormone.
What are the CAS number and molecular formula for L-Thyronine?
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The CAS number for L-Thyronine is 1596-67-4, and its molecular formula is C15H15NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Thyronine with a purity as indicated by its specifications, suitable for research applications. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should L-Thyronine be handled safely?
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Handle L-Thyronine with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified with a WGK Germany rating of 3, indicating a high hazard to water.
How is L-Thyronine packed, shipped, and exported?
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L-Thyronine is carefully packed to ensure stability during transit and is available for global export by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote for L-Thyronine?
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To request a sample or obtain a quotation for L-Thyronine, please contact the Tech Serve Solutions sales team via our website or listed contact details.
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