α-Keto-γ-(methylthio)butyric acid sodium salt
α-Keto-γ-(methylthio)butyric acid sodium salt (CAS: 51828-97-8; Formula: C5H7O3SNa; MW: 170.16) is a fine chemical intermediate supplied by Tech Serve Solutions. This organic compound serves as a valuable building block in chemical synthesis and is recognised for its utility in metabolic research, including metabolomics and the study of amino acid pathways. It is also employed in cell biology applications, offering researchers a specialised reagent for various experimental investigations.
- IUPAC
- 4-Methylthio-2-oxobutanoic acid sodium salt,4-Methylthio-2-oxobutyric acid sodium salt,KMBA
- Synonyms
- 4-Methylthio-2-oxobutanoic acid sodium salt4-Methylthio-2-oxobutyric acid sodium saltKMBA

Chemical Synthesis
Serves as a versatile building block in organic synthesis. Its reactive functional groups allow for the construction of more complex molecular structures in research and development settings.
Metabolic Research
Utilised in metabolomics studies and the investigation of metabolic pathways. It is a key compound for understanding biochemical processes related to amino acids and sulfur-containing compounds.
Cell Biology
Applied as a specialised reagent in cell biology research. It can be used to probe specific cellular functions or metabolic activities within experimental systems.
Amino Acid Libraries
Incorporated into amino acid libraries for high-throughput screening and drug discovery. Its structure contributes to the diversity of chemical entities available for biological testing.
| Molecular weight | 170.16 |
|---|---|
| Linear formula | C5H7O3SNa |
| Assay | ≥97% |
| Storage temperature | 2-8°C |

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 |
|---|---|
| Transport (UN / ADR) | UN 3335 |
| 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 α-Keto-γ-(methylthio)butyric acid sodium salt used for?
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α-Keto-γ-(methylthio)butyric acid sodium salt is primarily used as a building block in chemical synthesis, for metabolic research including metabolomics, and in cell biology applications.
What are the CAS number and formula for α-Keto-γ-(methylthio)butyric acid sodium salt?
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The CAS number is 51828-97-8 and the molecular formula is C5H7O3SNa.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with an assay of ≥97%. It is intended for research and laboratory use and is not represented as USP, BP, EP, or food grade.
How should α-Keto-γ-(methylthio)butyric acid sodium salt be handled safely?
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This compound is a Warning chemical that can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Use with adequate ventilation, wear appropriate personal protective equipment including gloves, eyeshields, and a dust mask (N95 type). Ensure good laboratory practice.
How is this chemical packed, shipped, and exported?
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This chemical is stored at 2-8°C. Tech Serve Solutions is a global supplier and exporter, adhering to all regulations for the safe packing and shipment of laboratory chemicals.
How can I request a sample or quote?
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Please contact our sales team via the website or email to request a sample or a quotation for α-Keto-γ-(methylthio)butyric acid sodium salt.
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