Description

1-Naphthyl Phosphate Monosodium Salt Monohydrate is a high-purity organic phosphate ester salt widely used as a key biochemical reagent and synthetic intermediate. Its primary value lies in its role as a substrate for alkaline phosphatase enzymes in diagnostic assays and research, enabling critical detection and quantification processes. This compound is essential for manufacturers and research institutions in the life sciences, diagnostic, and pharmaceutical development sectors.

Application

• Diagnostic Reagent: Acts as a chromogenic or fluorogenic substrate in enzymatic assays, particularly for alkaline phosphatase, used in clinical diagnostics and immunoassays (ELISA).
• Biochemical Research: Employed in enzyme kinetics studies, inhibitor screening, and molecular biology research protocols.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of more complex pharmaceutical compounds and prodrugs.
• Industrial Catalyst & Additive: Used in specialized chemical synthesis and as a component in certain corrosion inhibitor or surfactant formulations.

Basic Information

Product Name	1-Naphthyl Phosphate Monosodium Salt Monohydrate
CAS No.	2650-44-4
Molecular Formula	C10H8NaO4P · H2O
Molecular Weight	264.13 g/mol (Monohydrate)
Synonyms	α-Naphthyl Phosphate Monosodium Salt; 1-Naphthyl Dihydrogen Phosphate Monosodium Salt; Sodium 1-Naphthyl Phosphate; Phosphoric Acid Mono(1-naphthyl) Ester Sodium Salt; NSC 40138; 1-Naphthyl Acid Phosphate Sodium Salt; α-Naphthyl Acid Phosphate Sodium Salt
EINECS	220-179-5

Quality Control

Our 1-Naphthyl Phosphate Monosodium Salt Monohydrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the stringent requirements for diagnostic and research applications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to air, moisture, or light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	4.0% - 7.0% (Theoretical for monohydrate: ~6.8%)
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Soluble in water, methanol

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.