DL-Buthionine-(S,R)-sulfoximine
DL-Buthionine-(S,R)-sulfoximine (CAS: 5072-26-4) is a bioactive small molecule with a molecular weight of 222.31. It functions as an inhibitor, particularly known for its role in cell biology and neuroscience research. This compound is utilized in biochemical studies to investigate enzyme activity and metabolic pathways. Tech Serve Solutions supplies this chemical for research and development purposes.
- Synonyms
- DL-Buthionine-SR-sulfoximineButhionine sulfoximineBSO

Enzyme Inhibition Studies
DL-Buthionine-(S,R)-sulfoximine is frequently employed as an inhibitor in biochemical research to elucidate enzyme mechanisms. It is particularly noted for its ability to inhibit gamma-glutamylcysteine synthetase.
Cellular Metabolism Research
This compound serves as a valuable tool in cell biology for studying cellular metabolism. Its inhibitory properties can be used to probe pathways related to glutathione synthesis and cellular defense mechanisms.
Neuroscience Research
In neuroscience, DL-Buthionine-(S,R)-sulfoximine is utilized to investigate the roles of specific enzymes and metabolic processes within neuronal systems. It aids in understanding cellular signaling and potential therapeutic targets.
| Molecular weight | 222.31 |
|---|---|
| Linear formula | CH3(CH2)3S(O)(=NH)CH2CH2CH(NH2)CO2H |
| Assay | ≥99.0% (TLC) |
| Solubility | H2O: soluble50 mg/mL, clear to almost clear, colorless |
| Storage temperature | 2-8°C |
| Melting point | 215 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-Buthionine-(S,R)-sulfoximine primarily used for?
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DL-Buthionine-(S,R)-sulfoximine is primarily used as an enzyme inhibitor in biochemical research, cell biology, and neuroscience to study metabolic pathways and cellular defense mechanisms.
What is the CAS number and molecular formula for DL-Buthionine-(S,R)-sulfoximine?
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The CAS number for DL-Buthionine-(S,R)-sulfoximine is 5072-26-4. Its linear formula is CH3(CH2)3S(O)(=NH)CH2CH2CH(NH2)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies DL-Buthionine-(S,R)-sulfoximine with an assay of ≥99.0% (TLC). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should DL-Buthionine-(S,R)-sulfoximine be handled safely?
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DL-Buthionine-(S,R)-sulfoximine is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Use a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation and avoid dust formation. In case of contact, rinse immediately with plenty of water.
Is DL-Buthionine-(S,R)-sulfoximine a controlled substance?
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The provided data does not indicate that DL-Buthionine-(S,R)-sulfoximine is a controlled substance.
How is DL-Buthionine-(S,R)-sulfoximine packed, shipped, and exported?
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DL-Buthionine-(S,R)-sulfoximine is stored at 2-8°C. We pack and ship chemicals in compliance with all relevant international regulations for safe transport. Tech Serve Solutions is a global supplier and exporter.
How can I request a sample or quote for DL-Buthionine-(S,R)-sulfoximine?
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To request a sample or quote for DL-Buthionine-(S,R)-sulfoximine, please use the contact form on our website or contact our sales department directly with your inquiry.
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