N-(p-Tosyl)-Gly-Pro-Arg p-nitroanilide acetate salt
N-(p-Tosyl)-Gly-Pro-Arg p-nitroanilide acetate salt (CAS 86890-95-1) is a synthetic chromogenic substrate with a molecular weight of 662.71 g/mol. This compound is primarily utilised in biochemical research for the characterisation and quantification of enzymatic activities, particularly those involving proteases. Its reliable performance makes it a valuable reagent in cell biology and studies related to coagulation and cell signalling pathways.
- IUPAC
- N-Tosylglycyl-L-prolyl-L-arginine 4-nitroanilide acetate salt
- Synonyms
- N-Tosylglycyl-L-prolyl-L-arginine 4-nitroanilide acetate salt

Enzyme Activity Assays
Serves as a specific substrate for enzymes, allowing for the colourimetric detection and quantification of their activity. Commonly used to study proteases like thrombin.
Biochemical Research
A key reagent in molecular biology laboratories for investigating protein interactions and enzyme kinetics. Aids in the study of biological pathways involving proteolysis.
Cell Biology Studies
Employed in research to understand cellular processes, including cell signalling and the regulation of protein function.
Coagulation Research
Utilised in the study of blood coagulation pathways, particularly for assays involving serine proteases like thrombin.
| Molecular weight | 662.71 |
|---|---|
| Linear formula | C26H34N8O7S · CH3COOH |
| 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 N-(p-Tosyl)-Gly-Pro-Arg p-nitroanilide acetate salt used for?
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This compound is primarily used as a chromogenic substrate for the detection and quantification of protease activity, notably thrombin, in biochemical and cell biology research.
What are the CAS number and formula for this product?
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The CAS number is 86890-95-1. The linear formula is C₂₆H₃₄N₈O₇S · CH₃COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a research-grade chemical. We do not represent it as USP, BP, EP, or for use in nutraceutical, food, or pharmaceutical applications. Please refer to the Certificate of Analysis for specific purity details.
What are the safety and handling precautions?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Use a type N95 (US) or type P1 (EN143) respirator filter. This compound is classified under WGK Germany 3, indicating a hazard to water.
How is this chemical packed, shipped, and exported?
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Products are carefully packed in compliance with international shipping regulations. Tech Serve Solutions is an experienced global supplier and exporter of fine chemicals.
How can I request a sample or a quote?
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Please contact our sales team via the website or by phone to request a sample or a quotation for N-(p-Tosyl)-Gly-Pro-Arg p-nitroanilide acetate salt.
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