Description

Phenylmaleic Acid CAS NO 16110-98-8 is a high-purity, functionalized maleic acid derivative characterized by its phenyl substituent, offering unique chemical reactivity. This compound serves as a versatile building block and intermediate in advanced organic synthesis, enabling the creation of complex molecular architectures. It is primarily required by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring a maleimide or succinimide core structure.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators, leveraging its reactivity for creating bioactive molecules.
• Polymer Modification: Serves as a functional monomer or cross-linking agent for producing specialty polymers with enhanced properties like thermal stability or specific reactivity.
• Chemical Research & Development: Essential building block in academic and industrial R&D for exploring new organic reactions, heterocyclic chemistry, and material science applications.
• Dye and Pigment Intermediate: Employed in the synthesis of complex organic colorants and high-performance pigments.
• Bioconjugation Reagent: Potential use in modifying proteins, peptides, or other biomolecules due to the reactivity of the maleic acid moiety.

Basic Information

Product Name	Phenylmaleic Acid
CAS No.	16110-98-8
Molecular Formula	C10H8O4
Molecular Weight	192.17 g/mol
Synonyms	2-Phenylmaleic Acid; (Z)-2-Phenylbutenedioic Acid; 2-Phenylmaleic Anhydride (acid form); Phenylfumaric Acid (isomer); 2-Phenyl-2-butenedioic Acid; α-Phenylmaleic Acid; Benzylidenesuccinic Acid (related); Phenylmalic Acid (common misnomer)
EINECS	Contact for details

Quality Control

Our Phenylmaleic Acid is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR, to ensure it meets exacting R&D and industrial-grade specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality parameters for your compliance and traceability needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.