Description

n-Phenylmaleamic Acid is a versatile organic intermediate characterized by its maleamic acid structure with a phenyl substituent. This compound is valued for its bifunctional reactivity, serving as a key building block in the synthesis of more complex molecules and functional materials. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and polymer sectors for developing active ingredients and specialty additives.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and heterocyclic compounds.
• Polymer Chemistry: Used as a monomer or cross-linking agent in the production of specialty polymers, resins, and coatings to modify thermal or mechanical properties.
• Agrochemical Synthesis: Serves as a building block for creating novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis & Research: Employed in academic and industrial R&D for Michael addition reactions, amide formation, and as a model compound in reaction mechanism studies.
• Material Science: Investigated for use in the development of organic electronic materials, liquid crystals, and advanced composites.

Basic Information

Product Name	n-Phenylmaleamic Acid
CAS No.	555-59-9
Molecular Formula	C10H9NO3
Molecular Weight	191.18 g/mol
Synonyms	N-Phenylmaleamic Acid; Maleanilic Acid; 2-(Phenylcarbamoyl)acrylic Acid; (2Z)-4-Oxo-4-(phenylamino)but-2-enoic Acid; Phenylmaleamic Acid; N-Phenylmaleic Acid Monoamide; 555-59-9; But-2-enoic acid, 4-oxo-4-(phenylamino)-, (2Z)-
EINECS	209-103-7

Quality Control

Our n-Phenylmaleamic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) that include results from HPLC, NMR, and other relevant spectroscopic methods. Our quality commitment ensures the material meets the stringent requirements for research and industrial synthesis applications.

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 heat sources and incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	158 - 162 °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.