Description

5-(3-Cyanophenoxy)Pentanoic Acid is a high-purity, versatile organic intermediate featuring a phenoxy linker and a terminal carboxylic acid group. This compound matters for its role as a critical building block in the synthesis of complex molecules, offering a unique combination of aromaticity and flexible chain functionality for precise molecular design. Pharmaceutical, agrochemical, and advanced material researchers need it for developing active ingredients, ligands, and specialty polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system and metabolic disorders.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides and plant growth regulators, leveraging its phenoxy moiety.
• Ligand and Chelator Development: Serves as a versatile scaffold for creating custom ligands in catalysis and metal-chelating agents for diagnostic applications.
• Polymer & Material Science: Building block for specialty polyesters, polyamides, and other functional polymers where the cyanophenoxy group imparts specific optical or thermal properties.
• Chemical Biology Probes: Utilized in the design of molecular probes and linkers for bioconjugation and proteomics research.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs and research institutions for bespoke synthetic routes and scale-up projects.

Basic Information

Product Name	5-(3-Cyanophenoxy)Pentanoic Acid
CAS No.	1038972-84-7
Molecular Formula	C₁₂H₁₃NO₃
Molecular Weight	219.24 g/mol
Synonyms	3-(4-Carboxybutoxy)benzonitrile; 5-(3-Cyanophenoxy)valeric Acid; m-Cyanophenoxypentanoic Acid; Pentanoic Acid, 5-(3-cyanophenoxy)-; Benzonitrile, 3-(4-carboxybutoxy)-; 5-(3-Cyano-phenoxy)-pentanoic acid
EINECS	Contact for details

Quality Control

Our 5-(3-Cyanophenoxy)Pentanoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting full specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). The product is moisture-sensitive; keep the original container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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