Bromochlorophenol Blue
Bromochlorophenol Blue (CAS: 2553-71-1), with the molecular formula C19H10Br2Cl2O5S, is a chemical compound primarily used as a stain and dye. Its specific applications lie within biological and histological studies, where it aids in visualising cellular structures. The compound exhibits an absorption maximum at 590 nm, contributing to its utility in various staining procedures for microscopic examination.
- IUPAC
- 3′,3″-Dibromo-5′,5″-dichlorophenolsulfonephthalein

Cell Biology Staining
Bromochlorophenol Blue serves as a valuable stain in cell biology, facilitating the differentiation and visualization of cellular components under microscopy.
Hematology and Histology Applications
This compound is employed in hematology and histology for preparing tissue samples, enabling clearer observation of cellular morphology and tissue architecture.
Dye for Laboratory Use
As a specialized dye, Bromochlorophenol Blue is utilised in various laboratory settings for analytical and diagnostic staining procedures.
| Molecular weight | 581.06 |
|---|---|
| Empirical formula | C19H10Br2Cl2O5S |
| Melting point | 230 °C (dec.)(lit.) |
| Absorption | λmax 590 nm |
|---|
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 Bromochlorophenol Blue used for?
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Bromochlorophenol Blue (CAS: 2553-71-1) is primarily used as a stain and dye in cell biology, hematology, and histology for visualizing cellular and tissue structures.
What are the CAS number and molecular formula for Bromochlorophenol Blue?
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The CAS number for Bromochlorophenol Blue is 2553-71-1, and its molecular formula is C19H10Br2Cl2O5S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bromochlorophenol Blue as a technical/research grade chemical. We do not represent it as USP, BP, EP, or any other pharmacopoeia standard.
How should Bromochlorophenol Blue be handled and stored?
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Bromochlorophenol Blue is classified under WGK Germany 3, indicating a high hazard to water. Handle with appropriate personal protective equipment and avoid release into the environment. Store in a cool, dry place.
Is Bromochlorophenol Blue a controlled substance?
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The provided data does not indicate that Bromochlorophenol Blue (CAS: 2553-71-1) is a controlled substance.
How can I request a sample or quote for Bromochlorophenol Blue?
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To request a sample or a quote for Bromochlorophenol Blue, please contact our sales team through the website or provide your details via the enquiry form.
Is Bromochlorophenol Blue available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of Bromochlorophenol Blue, adhering to all international shipping regulations.
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