Description

Disodium Phenyl Phosphate Dihydrate is an organophosphate salt widely utilized as a key intermediate and reagent in advanced chemical synthesis. Its primary value lies in its role as a phosphorylating agent and a stable source of the phenyl phosphate moiety, which is critical for modifying biomolecules and developing specialty chemicals. This compound is essential for research and production in the pharmaceutical, agrochemical, and biochemical sectors, where precise molecular construction is required. The product is supplied with a CAS registry number for unambiguous identification.

Application

• Pharmaceutical Intermediate: Used in the synthesis of nucleotide analogs, prodrugs, and other active pharmaceutical ingredients (APIs).
• Biochemical Research: Serves as a substrate or precursor in enzymatic studies and for the preparation of modified nucleotides.
• Agrochemical Synthesis: Acts as a building block in the production of certain herbicides and plant growth regulators.
• Ligand and Catalyst Preparation: Employed in the development of organometallic complexes and catalytic systems.
• Material Science: Used in the surface modification of materials and in the creation of flame-retardant additives.
• Diagnostic Reagents: A component in the formulation of certain clinical diagnostic kits and assays.

Basic Information

Product Name	Disodium Phenyl Phosphate Dihydrate
CAS No.	66778-08-3
Molecular Formula	C6H5Na2O4P · 2H2O
Molecular Weight	272.06 g/mol (anhydrous basis)
Synonyms	Disodium Phenyl Phosphate; Phenyl Disodium Orthophosphate Dihydrate; Disodium Phenyl Phosphate Hydrate; Phenol, phosphate, disodium salt, dihydrate; Phenylphosphoric Acid Disodium Salt Dihydrate; DSPP Dihydrate; Sodium Phenyl Phosphate (2:1) Dihydrate
EINECS	Contact for details

Quality Control

Our Disodium Phenyl Phosphate Dihydrate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, water content, and identification. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials such as strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	11.0 - 14.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
pH (5% solution)	7.0 - 9.0

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