Description

(E)-4-(4-Nitrophenyl)-4-Oxobut-2-Enoic Acid is a high-purity, light-sensitive organic compound with the CAS number 63104-97-2. This specialized chemical serves as a crucial advanced intermediate in the synthesis of complex molecules, valued for its conjugated α,β-unsaturated ketone structure. It is primarily utilized by pharmaceutical R&D and fine chemical synthesis teams developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Organic Synthesis Reagent: Used in Michael addition reactions and other conjugate additions due to its reactive α,β-unsaturated carbonyl system.
• Agrochemical Research: Employed in the development of new herbicides or plant growth regulators where the nitrophenyl moiety is functional.
• Material Science Precursor: Acts as a monomer or cross-linking agent in the development of specialized polymers with unique optical or electronic properties.
• Chemical Research & Development: Serves as a standard or starting material in academic and industrial labs for methodological studies and novel compound libraries.

Basic Information

Item	Details
Product Name	(E)-4-(4-Nitrophenyl)-4-Oxobut-2-Enoic Acid
CAS No.	63104-97-2
Molecular Formula	C10H7NO5
Molecular Weight	221.17 g/mol
Synonyms	(E)-4-(4-Nitrophenyl)-4-oxobut-2-enoic acid; 4-(4-Nitrophenyl)-4-oxo-2-butenoic acid; 4-(p-Nitrophenyl)-4-oxo-2-butenoic acid; (E)-4-(p-Nitrophenyl)-4-oxobut-2-enoic acid; 3-Carboxy-1-(4-nitrophenyl)-2-propen-1-one; 4-(4-Nitrophenyl)-2-buten-4-olide-2-carboxylic acid (tautomeric form); p-Nitrophenyl vinyl ketone carboxylic acid derivative
EINECS	Contact for details

Quality Control

Our (E)-4-(4-Nitrophenyl)-4-Oxobut-2-Enoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct or strong artificial light.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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