Description

1-(4-Hydroxy-Phenyl)-Cyclopentanecarboxylic Acid is a versatile organic compound featuring a cyclopentane ring substituted with both a carboxylic acid and a phenolic hydroxyl group. This unique bifunctional structure makes it a valuable key intermediate in the synthesis of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought by R&D chemists and process development teams for constructing active pharmaceutical ingredients (APIs) and advanced crop protection agents.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, leveraging its phenolic moiety.
• Liquid Crystal & Polymer Chemistry: Serves as a monomer or precursor for specialty polymers and liquid crystal materials due to its rigid cyclic structure and functional groups.
• Organic Synthesis & Research: Employed in academic and industrial research laboratories for method development and the creation of complex organic architectures.
• Fine Chemical Production: Acts as a precursor for dyes, pigments, and other performance chemicals requiring specific aromatic-aliphatic hybrid structures.

Basic Information

Product Name	1-(4-Hydroxy-Phenyl)-Cyclopentanecarboxylic Acid
CAS No.	91496-64-9
Molecular Formula	C12H14O3
Molecular Weight	206.24 g/mol
Synonyms	4-(1-Carboxycyclopentyl)phenol; 4-Hydroxy-α-cyclopentylbenzenecetic Acid; Cyclopentanecarboxylic acid, 1-(4-hydroxyphenyl)-; p-Hydroxy-α-cyclopentylphenylacetic Acid; 1-(4-Hydroxyphenyl)cyclopentanecarboxylic acid; 4-(Carboxycyclopentyl)phenol; 1-(p-Hydroxyphenyl)cyclopentanecarboxylic Acid
EINECS	Contact for details

Quality Control

Our production of 1-(4-Hydroxy-Phenyl)-Cyclopentanecarboxylic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent chemical identity. We provide full traceability and detailed Certificates of Analysis (COA) upon request, supporting your quality assurance and regulatory compliance needs for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.