Description

Phenylsuccinic Anhydride is a high-purity organic chemical intermediate characterized by its reactive anhydride functionality. This compound is valued for its role as a versatile building block in the synthesis of more complex molecules, offering a critical balance of reactivity and structural features. It is primarily sought after by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for research, development, and production processes.

Application

• Pharmaceutical Intermediate: Key starting material or building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a phenylsuccinic acid backbone.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Polymer & Resin Modifier: Serves as a monomer or cross-linking agent in the manufacture of specialty polyesters, polyamides, and epoxy resins to modify thermal or mechanical properties.
• Fine Chemical Production: Intermediate for synthesizing dyes, pigments, and complex organic compounds in research and industrial chemistry.
• Liquid Crystal & OLED Materials: Potential precursor in the development of advanced electronic and optoelectronic materials.

Basic Information

Product Name	Phenylsuccinic Anhydride
CAS No.	1131-15-3
Molecular Formula	C10H8O3
Molecular Weight	176.17 g/mol
Synonyms	2-Phenylsuccinic Anhydride; 3-Phenyl-2,5-furandione; 3-Phenyldihydro-2,5-furandione; α-Phenylsuccinic Anhydride; Benzylsuccinic Anhydride; Phenylsuccinic Acid Anhydride; NSC 403697
EINECS	214-462-2

Quality Control

Our Phenylsuccinic Anhydride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets the high-purity standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118°C - 122°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.