Naphthol AS γ-phenylbutyrate
Naphthol AS γ-phenylbutyrate (CAS: 96179-45-2; Formula: C27H23NO3; MW: 409.48) is a specialised organic compound. It functions as a chromogenic substrate, particularly valuable in histochemical staining methods for the detection of enzymatic activity. This compound is supplied by Tech Serve Solutions for research and development purposes, enabling precise analytical and diagnostic applications within biochemical and biological laboratories.
- IUPAC
- Benzosalicylanilide γ-phenylbutyrate

Histochemical Staining
Naphthol AS γ-phenylbutyrate serves as a chromogenic substrate for the histochemical detection of esterase activity. Upon enzymatic hydrolysis, it yields an insoluble coloured precipitate at the site of enzyme activity, facilitating precise localisation within tissue samples.
Enzyme Substrate in Diagnostics
This compound can be employed as a substrate in diagnostic assays to detect and quantify specific enzyme levels. Its use is primarily in research settings for developing or validating new detection methodologies.
Biochemical Research
Researchers utilise Naphthol AS γ-phenylbutyrate to investigate enzyme kinetics and mechanisms of action. Its specific chemical structure allows for targeted studies of certain esterase enzymes in various biological systems.
| Molecular weight | 409.48 |
|---|---|
| Empirical formula | C27H23NO3 |
| 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 Naphthol AS γ-phenylbutyrate used for?
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Naphthol AS γ-phenylbutyrate is primarily used as a chromogenic substrate in histochemical staining for the detection of esterase activity, and in biochemical research for studying enzyme mechanisms.
What is the CAS number and chemical formula?
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The CAS number is 96179-45-2 and the chemical formula is C27H23NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Naphthol AS γ-phenylbutyrate for research and development purposes. Specific assay and purity details are available upon request, and TSS does not represent this product as USP, BP, or EP grade.
How should Naphthol AS γ-phenylbutyrate be handled and stored?
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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. Store at -20°C. Consult the Safety Data Sheet for comprehensive handling information.
Is this chemical a controlled substance?
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This chemical is not listed as a controlled substance in the provided data.
How is this product packed, shipped, and exported?
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Products are carefully packed according to international shipping regulations for hazardous materials and exported globally by Tech Serve Solutions.
How can I request a sample or quote for Naphthol AS γ-phenylbutyrate?
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To request a sample or obtain a quote, please contact our sales team through the website or direct inquiry channels.
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