2-Naphthyl phosphate sodium salt
2-Naphthyl phosphate sodium salt (CAS: 14463-68-4), with the molecular formula C10H8NaO4P and a molecular weight of 246.13 g/mol, is a biochemical reagent. It serves as a key substrate in enzymatic assays, particularly for the determination of alkaline phosphatase activity. This compound is crucial in biochemical research and diagnostic applications, enabling the quantification of enzyme kinetics and activity levels.
- IUPAC
- β-Naphthyl phosphate monosodium salt,2-Naphthyl phosphate monosodium salt,mono-Sodium 2-naphthyl phosphate sodium salt
- Synonyms
- β-Naphthyl phosphate monosodium salt2-Naphthyl phosphate monosodium saltmono-Sodium 2-naphthyl phosphate sodium salt

Enzyme Substrate for Alkaline Phosphatase
2-Naphthyl phosphate sodium salt is widely used as a chromogenic substrate for alkaline phosphatase (ALP). Upon enzymatic hydrolysis by ALP, it releases 2-naphthol, which can then be quantified, allowing for the measurement of enzyme activity.
Biochemical Research
This compound is a valuable tool in biochemical laboratories for studying enzyme mechanisms, kinetics, and inhibition. Its use facilitates the characterisation of phosphatases and related enzymatic pathways.
Diagnostic Assays
In clinical diagnostics, it can be employed in assays designed to detect and quantify alkaline phosphatase levels, which are indicators for various physiological conditions and diseases.
| Molecular weight | 246.13 |
|---|---|
| Empirical formula | C10H8NaO4P |
| Assay | ≥98% (TLC) |
| Storage temperature | −20°C |

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 2-Naphthyl phosphate sodium salt used for?
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2-Naphthyl phosphate sodium salt is primarily used as a substrate for determining alkaline phosphatase activity in biochemical research and diagnostic assays.
What is the CAS number and formula for 2-Naphthyl phosphate sodium salt?
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The CAS number is 14463-68-4, and the empirical formula is C10H8NaO4P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Naphthyl phosphate sodium salt with an assay of ≥98% (TLC). This is a research-grade chemical, and TSS does not represent it as USP, BP, or EP grade.
How should 2-Naphthyl phosphate sodium salt be handled?
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Handle 2-Naphthyl phosphate sodium salt with appropriate personal protective equipment, including a dust mask type N95, eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation, as it may cause skin irritation, eye irritation, and respiratory irritation (H315, H319, H335).
How is 2-Naphthyl phosphate sodium salt packaged and shipped?
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2-Naphthyl phosphate sodium salt is stored at -20°C. TSS offers global supply and export of fine chemicals, and packaging will be suitable for the required storage conditions and international shipping regulations.
How can I request a sample or quote?
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To request a sample or a quote for 2-Naphthyl phosphate sodium salt, please contact our sales team through the website or by phone, referencing the product name and CAS number (14463-68-4).
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