Phenolphthalein monophosphate bis(cyclohexylammonium) salt
Phenolphthalein monophosphate bis(cyclohexylammonium) salt (CAS: 14815-59-9) is an organic compound with the formula C20H15O7P · 2C6H13N and a molecular weight of 596.65 g/mol. Supplied as a white to off-white powder, this chemical serves as a substrate for alkaline phosphatase, commonly employed in enzymatic assays and colorimetric detection methods within biochemical research and diagnostics.

Enzyme Substrate for Alkaline Phosphatase
This compound is a chromogenic substrate specifically designed for the enzyme alkaline phosphatase. Upon enzymatic cleavage, it releases a detectable chromophore, enabling quantitative or qualitative assays.
Colorimetric Assays
Its ability to produce a colour change upon reaction makes it suitable for various colorimetric detection methods in biological and chemical analyses. This is often used in diagnostic kits and research settings.
Biochemical Research
Used in laboratories to study enzyme kinetics, develop diagnostic tools, and investigate biological pathways involving alkaline phosphatase activity. Its reliable performance supports accurate experimental results.
| Molecular weight | 596.65 |
|---|---|
| Empirical formula | C20H15O7P · 2C6H13N |
| Assay | ≥85% (TLC) |
| Form | powder |
| Colour | white to off-white |
| Storage temperature | −20°C |
| Impurities tested | ≤10% solvent |

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) | 26-36 |
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 monophosphate bis(cyclohexylammonium) salt used for?
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Phenolphthalein monophosphate bis(cyclohexylammonium) salt is primarily used as a substrate for alkaline phosphatase in biochemical research and colorimetric detection assays.
What are the CAS number and formula for Phenolphthalein monophosphate bis(cyclohexylammonium) salt?
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The CAS number is 14815-59-9, and the empirical formula is C20H15O7P · 2C6H13N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with an assay of ≥85% (TLC). This is a technical or research grade material, and TSS does not represent it as USP, BP, or EP grade.
How should Phenolphthalein monophosphate bis(cyclohexylammonium) salt be handled safely?
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This compound is a Warning substance with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, in a well-ventilated area. Avoid dust formation and inhalation.
Is this product packed, shipped, and exported by TSS?
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Yes, Tech Serve Solutions, a specialist global supplier and exporter, offers this chemical. It is stored at −20°C.
How can I request a sample or quote for this product?
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Please contact our customer service team through the website or by phone to request a sample or a quotation for Phenolphthalein monophosphate bis(cyclohexylammonium) salt.
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