D-Isoleucine
D-Isoleucine (CAS: 319-78-8; Formula: C2H5CH(CH3)CH(NH2)CO2H) is a non-proteinogenic amino acid with a molecular weight of 131.17. It exists as a stereoisomer of isoleucine and is recognised for its specific chirality, (2R, 3R). This compound serves as a valuable building block in biochemical research and synthetic chemistry. Available at a purity of ≥98% (TLC), it is suitable for various laboratory applications.
- IUPAC
- (2R, 3R)-2-Amino-3-methylpentanoic acid

Biochemical Research
Utilised as a component in the synthesis of peptides and in studies involving amino acid metabolism and protein structure. Its specific stereochemistry makes it valuable for chiral synthesis investigations.
Synthetic Chemistry Reagent
Employed as a chiral precursor or intermediate in the synthesis of complex organic molecules and pharmaceutical compounds where stereospecificity is critical.
Analytical Standard
May be used as a reference standard in analytical techniques such as chromatography for the identification and quantification of related compounds.
| Molecular weight | 131.17 |
|---|---|
| Linear formula | C2H5CH(CH3)CH(NH2)CO2H |
| Assay | ≥98% (TLC) |
| Impurities tested | ≤10% allo-isomer |
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 D-Isoleucine used for?
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D-Isoleucine is primarily used in biochemical research as a building block for synthesising peptides and in chiral synthesis. It also finds applications as a reference standard in analytical chemistry.
What is the CAS number and chemical formula for D-Isoleucine?
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The CAS number for D-Isoleucine is 319-78-8, and its chemical formula is C2H5CH(CH3)CH(NH2)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies D-Isoleucine with an assay of ≥98% (TLC). This product is not represented as USP, BP, or EP grade.
What are the safety considerations for handling D-Isoleucine?
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D-Isoleucine is classified under WGK Germany 2, indicating it is hazardous to water. Appropriate personal protective equipment should be used during handling to avoid exposure.
Is D-Isoleucine a controlled substance?
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The provided data does not indicate that D-Isoleucine is a controlled substance.
How can I request a sample or quote for D-Isoleucine?
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To request a sample or quote for D-Isoleucine, please contact our sales team through the website or by phone. Specify the quantity and your delivery location.
How is D-Isoleucine packed and shipped?
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D-Isoleucine is carefully packed in compliance with international shipping regulations for chemicals. We export globally to meet research and industrial needs.
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