Description

Diphenyl Succinate is a high-purity diester compound widely utilized as a versatile chemical intermediate and building block. Its value lies in its ability to act as a precursor in the synthesis of more complex molecules, including polymers, pharmaceuticals, and specialty chemicals. This product is essential for R&D laboratories, fine chemical manufacturers, and industries involved in polymer modification, where consistent quality and reliable supply are critical.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Polymer & Plasticizer Precursor: Used in the production and modification of polymers, resins, and as a starting material for specialty plasticizers.
• Organic Synthesis: Acts as a versatile reagent in esterification and transesterification reactions for laboratory and industrial-scale chemical synthesis.
• Flavor & Fragrance Industry: Employed in the creation of ester-based aroma compounds and fragrance ingredients.
• Lubricant & Additive Formulation: Functions as a synthetic base or additive component in high-performance lubricants and functional fluids.
• Crosslinking Agent: Utilized in formulations requiring specific crosslinking properties for coatings or adhesives.

Basic Information

Product Name	Diphenyl Succinate
CAS No.	621-14-7
Molecular Formula	C16H14O4
Molecular Weight	270.28 g/mol
Synonyms	Succinic Acid Diphenyl Ester; Diphenyl Butanedioate; Phenyl Succinate; Butanedioic Acid, Diphenyl Ester; Benzyl Succinate (common name); DPS; 1,4-Diphenoxy-1,4-dioxobutane
EINECS	210-671-2

Quality Control

Our Diphenyl Succinate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets exacting specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	120 - 124 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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