5-Bromo-6-chloro-3-indolyl caprylate
5-Bromo-6-chloro-3-indolyl caprylate (CAS 209347-94-4) is a chromogenic substrate with the molecular formula C16H19BrClNO2 and a molecular weight of 372.68 g/mol. This compound serves as a valuable reagent in biochemical and enzymatic studies. It is primarily utilised for the detection and quantification of esterase activity, producing a distinct colour change upon enzymatic hydrolysis, thereby facilitating sensitive and specific assays.
- IUPAC
- Magenta-caprylate

Esterase Detection
5-Bromo-6-chloro-3-indolyl caprylate is employed as a chromogenic substrate for the detection of esterase enzymes. Upon enzymatic cleavage, it yields a coloured precipitate, enabling visual identification and quantification of enzyme activity.
Biochemical Research
This compound finds application in various biochemical research settings for studying enzyme kinetics and mechanisms. Its use allows for the characterisation of esterase activity in diverse biological samples.
Enzyme Assays
As a specialised enzyme substrate, it is suitable for developing and performing assays to identify and measure esterase presence and activity in research and diagnostic contexts.
| Molecular weight | 372.68 |
|---|---|
| Empirical formula | C16H19BrClNO2 |
| Assay | ≥98.0% (HPLC) |
| Application | Suitable for the detection of esterase. |
| Melting point | 57-62 °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 5-Bromo-6-chloro-3-indolyl caprylate used for?
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5-Bromo-6-chloro-3-indolyl caprylate is used as a chromogenic substrate for the detection of esterase activity.
What is the CAS number and formula for 5-Bromo-6-chloro-3-indolyl caprylate?
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The CAS number is 209347-94-4 and the empirical formula (Hill notation) is C16H19BrClNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Bromo-6-chloro-3-indolyl caprylate with an assay of ≥98.0% (HPLC). This product is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should 5-Bromo-6-chloro-3-indolyl caprylate be handled?
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Handle with 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. Refer to the Safety Data Sheet for detailed handling information.
How is 5-Bromo-6-chloro-3-indolyl caprylate packed and shipped?
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This chemical is carefully packed and exported by Tech Serve Solutions in compliance with international shipping regulations for fine chemicals and reagents.
How can I request a quote or sample?
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To request a quote or a sample of 5-Bromo-6-chloro-3-indolyl caprylate, please contact our sales team through the website or by phone.
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