Description

Hexadecyl Hydrogen Phthalate is a high-purity organic ester compound, specifically the monohexadecyl ester of phthalic acid. This specialty chemical serves as a versatile intermediate and functional additive, valued for its unique combination of a long alkyl chain and a reactive acid group. It is primarily utilized by manufacturers in the polymer, lubricant, and specialty chemical industries seeking to modify material properties such as plasticity, compatibility, and surface activity. The compound is supplied under stringent quality control to ensure batch-to-batch consistency for demanding industrial applications.

Application

• As a plasticizer intermediate in the synthesis of specialized polymers and resins.
• Functioning as a lubricant additive and viscosity modifier in synthetic oils and greases.
• Used in the production of surfactants and emulsifiers for industrial formulations.
• Acting as a chemical intermediate for further organic synthesis in pharmaceutical and agrochemical research.
• Employed as a compatibilizer and dispersing agent in pigment and filler masterbatches.
• Potential use as a corrosion inhibitor component in functional fluid packages.

Basic Information

Product Name	Hexadecyl Hydrogen Phthalate
CAS No.	51834-16-3
Molecular Formula	C₂₄H₃₈O₄
Molecular Weight	390.56 g/mol
Synonyms	1-Hexadecyl hydrogen phthalate; Cetyl Hydrogen Phthalate; Monohexadecyl Phthalate; Phthalic Acid Monohexadecyl Ester; Palmityl Hydrogen Phthalate; n-Hexadecyl Hydrogen Phthalate; 2-(Hexadecyloxycarbonyl)benzoic Acid
EINECS	Contact for details

Quality Control

Our Hexadecyl Hydrogen Phthalate is manufactured under a strict quality management system. Each production batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. Certificates of Analysis (COA) documenting purity, identity, and key parameters are provided and available upon request, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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