DL-Threonine
DL-Threonine (CAS: 80-68-2) is a racemic mixture of the essential amino acid threonine, identified by its linear formula CH3CH(OH)CH(NH2)COOH and a molecular weight of 119.12 g/mol. This crystalline solid is primarily utilised as a biochemical reagent and in research applications. It serves as a fundamental building block in biological systems and is a key component in various chemical syntheses.
- IUPAC
- (±)-2-Amino-3-hydroxybutyric acid

Biochemical Research
DL-Threonine is employed as a research chemical in studies involving amino acid metabolism and protein synthesis. Its role as a precursor in biological pathways makes it valuable for investigating cellular processes.
Chemical Synthesis
This compound acts as a chiral building block in the synthesis of more complex organic molecules. Its functional groups allow for various chemical transformations in laboratory settings.
Reagent in Analytical Chemistry
DL-Threonine can be used as a reference standard or reagent in certain analytical procedures. Its defined purity is crucial for accurate experimental outcomes.
| Molecular weight | 119.12 |
|---|---|
| Linear formula | CH3CH(OH)CH(NH2)COOH |
| Assay | ≥90% (TLC) |
| Melting point | 244 °C (dec.)(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 1 |
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 DL-Threonine used for?
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DL-Threonine is primarily used in biochemical research and as a reagent in chemical synthesis. It serves as a valuable building block and research tool in laboratory investigations.
What is the CAS number and chemical formula for DL-Threonine?
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The CAS number for DL-Threonine is 80-68-2, and its linear chemical formula is CH3CH(OH)CH(NH2)COOH.
What grade and purity does Tech Serve Solutions supply for DL-Threonine?
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Tech Serve Solutions supplies DL-Threonine with an assay of ≥90% (TLC). We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should DL-Threonine be handled and stored?
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Handling DL-Threonine requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter. Consult the Safety Data Sheet for comprehensive handling guidelines and storage recommendations.
Is DL-Threonine a controlled substance?
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The provided data does not indicate that DL-Threonine (CAS: 80-68-2) is a controlled substance.
How is DL-Threonine packed and exported?
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DL-Threonine is carefully packed to ensure product integrity during transit and is available for export globally. Please contact us for specific shipping and handling details.
How can I request a quote or sample for DL-Threonine?
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To request a quote or a sample of DL-Threonine, please contact our sales team through the website or by phone. We will be pleased to assist you with your requirements.
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