Phenolphthalein β-D-glucuronide sodium salt
Phenolphthalein β-D-glucuronide sodium salt (CAS: 6820-54-8; Formula: C26H21O10Na) is a chromogenic substrate used in biochemical and enzymatic research. Derived from rabbit urine, this compound is a key reagent for detecting β-glucuronidase activity. Its solubility in water facilitates its use in various aqueous assay systems. This product is supplied by Tech Serve Solutions for research and analytical purposes.
- IUPAC
- Phenolphthalein glucuronic acid,Phenolphthalein mono-β-glucosiduronic acid
- Synonyms
- Phenolphthalein glucuronide sodium saltPhenolphthalein mono-β-glucosiduronic acid sodium salt

Enzyme Substrate for β-Glucuronidase Detection
Phenolphthalein β-D-glucuronide sodium salt serves as a sensitive chromogenic substrate for the enzyme β-glucuronidase. Upon enzymatic cleavage, it releases phenolphthalein, which can be detected spectrophotometrically, allowing for the quantification of enzyme activity.
Biochemical Research Reagent
This compound is utilised in molecular biology and biochemistry laboratories for studies involving enzyme kinetics, post-translational modifications, and proteomics. Its specific reactivity makes it valuable for investigating glucuronidation pathways.
Analytical Assays
Used in various analytical procedures where the presence or activity of β-glucuronidase needs to be determined, particularly in biological samples or in quality control processes for enzyme preparations.
| Molecular weight | 516.43 |
|---|---|
| Linear formula | C26H21O10Na |
| Solubility | H2O: soluble100 mg/mL |
| Storage temperature | −20°C |
| Biological source | from rabbit urine |
| 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 Phenolphthalein β-D-glucuronide sodium salt used for?
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Phenolphthalein β-D-glucuronide sodium salt is primarily used as a chromogenic substrate for the detection and quantification of β-glucuronidase enzyme activity in biochemical and analytical research.
What are the CAS number and chemical formula?
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The CAS number is 6820-54-8, and the chemical formula is C26H21O10Na.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenolphthalein β-D-glucuronide sodium salt for research and analytical purposes. The specific grade and purity are detailed in the product specifications. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should Phenolphthalein β-D-glucuronide sodium salt be handled and stored?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 respirator filter. Store at -20°C as indicated. Refer to the safety data sheet for comprehensive handling instructions.
Is this product suitable for international export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Phenolphthalein β-D-glucuronide sodium salt, and can facilitate international shipments.
How can I request a sample or quote?
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Please contact our sales team directly through our website or via email to request a sample or obtain a quotation for Phenolphthalein β-D-glucuronide sodium salt.
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