Chymostatin
Chymostatin (CAS: 9076-44-2) is a proteinase inhibitor, specifically a peptide aldehyde. It acts by reversibly inhibiting serine proteases such as chymotrypsin and chymase. This biochemical reagent is commonly utilized in research settings to study protease function and mechanisms in biological systems. Its ability to modulate enzymatic activity makes it a valuable tool for biochemical and cell biology investigations.
- IUPAC
- N-(Nα-Carbonyl-Cpd-X-Phe-al)-Phe (Cpd = capreomycidine) (capreomycidine = [S,S]-α-(2-Iminohexahydro-4-pyrimidyl)glycine)

Protease Inhibition Studies
Chymostatin is used as a reversible inhibitor of serine proteases like chymotrypsin and chymase. This application is crucial for researchers investigating the roles of these enzymes in various biological pathways and processes.
Biochemical Research Tool
As a specific inhibitor, Chymostatin serves as a valuable reagent in biochemical assays. It helps in elucidating enzyme mechanisms, substrate specificities, and the impact of protease activity on cellular functions.
Cell Biology Investigations
Researchers employ Chymostatin to understand the involvement of serine proteases in cellular signalling, protein turnover, and other cell biology phenomena. Its reversible nature allows for dynamic studies of enzyme activity.
| Solubility | DMSO: soluble10 mM (Stock solutions stable for months at −20 °C.) |
|---|---|
| Storage temperature | −20°C |
| 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 Chymostatin used for?
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Chymostatin is used as a reversible inhibitor of serine proteases, such as chymotrypsin and chymase, in biochemical and cell biology research.
What is the CAS number and formula for Chymostatin?
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The CAS number for Chymostatin is 9076-44-2. The molecular formula is not provided in the product data.
What grade and purity does Tech Serve Solutions supply for Chymostatin?
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Tech Serve Solutions supplies Chymostatin for research purposes. The specific grade and purity are not detailed as USP, BP, or EP, and TSS does not represent it as such.
How should Chymostatin be handled and stored?
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Handle Chymostatin with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 respirator filter. Store it at -20°C, as indicated by the storage temperature data.
How is Chymostatin shipped and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, and Chymostatin can be packaged and exported according to customer requirements and international shipping regulations.
How can I request a sample or quote for Chymostatin?
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To request a sample or quote for Chymostatin, please contact our sales team through the provided channels on the Tech Serve Solutions website.
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