Description

Phosphoric Acid, Monobutyl Monophenyl Ester is an organophosphorus compound widely utilized as a versatile intermediate and functional additive. This specialty chemical is valued for its role in modifying material properties, particularly in polymer systems and surface-active applications. Key industries that rely on this ester include polymer manufacturing, lubricant formulation, and the production of specialty surfactants and plasticizers.

Application

• Polymer Additive: Acts as a stabilizer, plasticizer, or processing aid in various polymer and resin formulations.
• Lubricant & Grease Component: Serves as an anti-wear or extreme pressure (EP) additive in industrial lubricants and metalworking fluids.
• Surfactant Intermediate: Used in the synthesis of specialized anionic and nonionic surfactants for industrial cleaning and emulsion systems.
• Flame Retardant Synergist: Employed as a component in flame-retardant formulations for plastics and textiles.
• Corrosion Inhibitor: Functions as a component in coatings and treatment fluids to protect metal surfaces.
• Chemical Intermediate: A key building block for further synthesis of more complex organophosphorus compounds in agrochemical and pharmaceutical research.

Basic Information

Product Name	Phosphoric Acid, Monobutyl Monophenyl Ester
CAS No.	46438-39-5
Molecular Formula	C10H15O4P
Molecular Weight	230.20 g/mol
Synonyms	Butyl Phenyl Hydrogen Phosphate; Monobutyl Phenyl Phosphate; Phenyl Butyl Acid Phosphate; Butyl Phenyl Phosphate; Phosphoric Acid Butyl Phenyl Ester; Phenyl Butyl Phosphate; Butyl Phenyl Phosphoric Acid Ester; 1-Butyl Hydrogen Phenyl Phosphate
EINECS	Contact for details

Quality Control

Our Phosphoric Acid, Monobutyl Monophenyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are provided with every shipment and are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. The product may be hygroscopic; keep containers tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Acidity (as H3PO4)	Contact for details
Specific Gravity (20°C)	~1.15 - 1.20

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