D-Homocystine
D-Homocystine (CAS: 6027-15-2), a derivative of the amino acid cysteine, is characterised by its two homocystine residues linked by a disulfide bond. With a molecular formula of C8H16N2O4S2 and a molecular weight of 268.35 g/mol, it serves as a valuable biochemical reagent. Its applications span various areas of chemical and biological research, making it a key compound for investigations into protein structure and function.
- IUPAC
- (R,R)-4,4′-Dithiobis(2-aminobutanoic acid)

Biochemical Research
D-Homocystine is utilised in biochemical studies, particularly those investigating amino acid metabolism and protein biochemistry. Its unique disulfide linkage offers insights into redox processes and protein folding mechanisms.
Peptide Synthesis
As a modified amino acid, D-Homocystine can be incorporated into synthetic peptides. This allows researchers to explore the effects of non-canonical amino acids on peptide structure, stability, and biological activity.
Enzyme Studies
This compound can be employed in studies involving enzymes that interact with disulfide bonds or amino acid derivatives. It aids in understanding enzyme kinetics and substrate specificity within biological systems.
| Molecular weight | 268.35 |
|---|---|
| Empirical formula | C8H16N2O4S2 |
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-Homocystine used for?
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D-Homocystine is used in biochemical research, including studies on amino acid metabolism, protein biochemistry, and as a component in synthetic peptides to explore its impact on peptide structure and function. It is also employed in enzyme studies.
What is the CAS number and chemical formula for D-Homocystine?
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The CAS number for D-Homocystine is 6027-15-2, and its chemical formula is C8H16N2O4S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies D-Homocystine typically as a research or technical grade chemical. The specific assay and purity are detailed in the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
How should D-Homocystine be handled and stored?
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D-Homocystine is classified under WGK Germany 3, indicating it is hazardous to aquatic life with long-lasting effects. Handle with appropriate personal protective equipment in a well-ventilated area. Consult the Safety Data Sheet for detailed storage and handling instructions.
How is D-Homocystine packed, shipped, and exported?
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D-Homocystine is carefully packed to ensure product integrity during transit. Tech Serve Solutions has extensive experience in exporting fine chemicals globally, adhering to all relevant shipping and customs regulations.
How can I request a sample or quote for D-Homocystine?
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To request a sample or a quote for D-Homocystine, please visit the Tech Serve Solutions website or contact our sales team directly with your inquiry.
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