N-Butyryl-DL-homoserine lactone
N-Butyryl-DL-homoserine lactone (CAS 98426-48-3) is a chemical compound with the formula C8H13NO3 and a molecular weight of 171.19 g/mol. As a homoserine lactone derivative, it functions as a signalling compound. It is specifically known for its ability to induce violacein expression in certain bacterial mutants, making it a valuable tool in microbiological research and studies related to quorum sensing.

Microbiological Research
Used to study quorum sensing mechanisms in bacteria. It has demonstrated efficacy in inducing violacein expression in specific *Chromobacterium violaceum* mutants that are typically unable to produce homoserine lactones.
Biochemical Studies
Serves as a signalling compound in biochemical research, particularly for investigating bacterial communication pathways. Its activity aids in understanding the complex molecular interactions within microbial communities.
Reagent in Molecular Biology
Applied as a specialised reagent in molecular biology laboratories. Its specific function in inducing gene expression makes it useful for targeted experimental setups and pathway analysis.
| Molecular weight | 171.19 |
|---|---|
| Empirical formula | C8H13NO3 |
| Assay | ≥97.0% (HPLC) |
| Application | Application test: Induces violacein expression in a Chromobacterium violaceum mutant usually not able to produce homoserine lactones.1 |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 N-Butyryl-DL-homoserine lactone used for?
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N-Butyryl-DL-homoserine lactone is primarily used as a signalling compound in microbiological and biochemical research, notably for inducing violacein expression in specific bacterial mutants, aiding in the study of quorum sensing.
What are the CAS number and molecular formula for N-Butyryl-DL-homoserine lactone?
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The CAS number for N-Butyryl-DL-homoserine lactone is 98426-48-3, and its molecular formula is C8H13NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N-Butyryl-DL-homoserine lactone with an assay of ≥97.0% (HPLC). This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should N-Butyryl-DL-homoserine lactone be handled?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if respiratory protection is necessary. The compound is classified under WGK Germany 3.
Is N-Butyryl-DL-homoserine lactone available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including N-Butyryl-DL-homoserine lactone.
How can I request a sample or quote for N-Butyryl-DL-homoserine lactone?
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Please contact our sales team directly through our website or by phone to request a sample or a quotation for N-Butyryl-DL-homoserine lactone.
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