Description

3-(4-Cyanophenyl)Propanoic Acid is a versatile aromatic carboxylic acid derivative featuring a cyano functional group, serving as a key synthetic intermediate in advanced organic chemistry. Its value lies in its bifunctional molecular structure, which allows for selective transformations at both the carboxylic acid and nitrile moieties, enabling the construction of complex target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity building blocks for drug discovery, material science, and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the production of advanced herbicides and plant growth regulators, where the phenylpropanoic acid scaffold is a common structural motif.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for synthesizing aromatic cores and polar components used in liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs).
• Polymer & Resin Modifier: Incorporated as a monomer or cross-linking agent to introduce polar cyano groups into polymer chains, enhancing material properties like adhesion and thermal stability.
• Organic Synthesis Reagent: Employed in various name reactions, such as Knoevenagel condensations or cyclizations, to construct heterocyclic compounds like quinolones and isoquinolines.
• Bioconjugation & Linker Chemistry: The carboxylic acid group facilitates conjugation to biomolecules or solid supports, making it useful in proteomics and diagnostic assay development.

Basic Information

Product Name	3-(4-Cyanophenyl)Propanoic Acid
CAS No.	42287-94-5
Molecular Formula	C10H9NO2
Molecular Weight	175.18 g/mol
Synonyms	4-Cyanohydrocinnamic Acid; 3-(4-Cyanophenyl)propionic Acid; (4-Cyanophenyl)propanoic Acid; Benzenepropanoic acid, 4-cyano-; 4-Cyanobenzene propanoic acid; p-Cyanohydrocinnamic Acid; β-(4-Cyanophenyl)propionic Acid
EINECS	Contact for details

Quality Control

Our 3-(4-Cyanophenyl)Propanoic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets the stringent requirements for research and commercial synthesis. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to guarantee traceability and batch-to-batch consistency.

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). The product is moisture-sensitive; keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	128 - 132 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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