3,4,5,6-Tetrabromophenolsulfonephthalein
3,4,5,6-Tetrabromophenolsulfonephthalein (CAS: 77172-72-6), with the empirical formula C19H10Br4O5S and a molecular weight of 669.96 g/mol, is a chemical compound utilised in scientific research. Its primary applications lie within cell biology and hematology/histology for staining purposes. This compound is supplied by Tech Serve Solutions for laboratory and research applications, adhering to strict quality standards.
- Synonyms
- 6-Tetrabromophenolsulfonephthalein77172-72-6C19H10Br4O5S

Cell Biology Staining
This compound serves as a stain in cell biology research, aiding in the visualisation and differentiation of cellular structures. Its specific properties facilitate detailed examination of cell morphology and function.
Hematology and Histology Stains
In hematology and histology, 3,4,5,6-Tetrabromophenolsulfonephthalein is employed as a diagnostic stain. It assists in the identification and classification of blood cells and tissue components, crucial for pathological analysis.
Laboratory Reagent
As a versatile laboratory reagent, this chemical is suitable for various analytical and experimental procedures. Researchers utilise it in diverse scientific investigations requiring specific chemical properties.
| Molecular weight | 669.96 |
|---|---|
| Empirical formula | C19H10Br4O5S |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 426 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 3,4,5,6-Tetrabromophenolsulfonephthalein used for?
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3,4,5,6-Tetrabromophenolsulfonephthalein is used as a stain in cell biology, hematology, and histology, and as a general laboratory reagent for research purposes.
What are the CAS number and formula for 3,4,5,6-Tetrabromophenolsulfonephthalein?
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The CAS number is 77172-72-6 and the empirical formula is C19H10Br4O5S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for laboratory and research use; purity and grade details are available upon request. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for this compound?
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This compound is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Use a P261 dust mask, Eyeshields, and Gloves. In case of contact, follow P305 + P351 + P338 procedures.
How is 3,4,5,6-Tetrabromophenolsulfonephthalein packed, shipped, and exported?
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As a global supplier, Tech Serve Solutions ensures appropriate packaging and documentation for the safe and compliant export of this chemical worldwide.
How can I request a sample or quote for 3,4,5,6-Tetrabromophenolsulfonephthalein?
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Please contact our sales team via the website or direct email to request a sample or obtain a quotation for 3,4,5,6-Tetrabromophenolsulfonephthalein.
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