Description

1-Cyclopentene-1-Carboxylicacid,2-Methyl-5-(1-Methylethyl)-,(5R)-(9Ci) is a chiral, substituted cyclopentene carboxylic acid derivative of significant interest in advanced organic synthesis. This compound serves as a versatile and high-value chiral building block for the construction of complex molecular architectures. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring stereochemical precision.
• Agrochemical Synthesis: Used in the development of advanced pesticides, herbicides, and plant growth regulators where specific stereochemistry impacts biological activity.
• Asymmetric Catalysis: Employed as a ligand precursor or a chiral auxiliary in catalytic processes to induce enantioselectivity.
• Fine Chemical Production: Serves as a building block for specialty chemicals, flavors, and fragrances requiring defined stereochemistry.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry and for creating compound libraries for screening.

Basic Information

Product Name	1-Cyclopentene-1-Carboxylicacid,2-Methyl-5-(1-Methylethyl)-,(5R)-(9Ci)
CAS No.	371151-26-7
Molecular Formula	C10H16O2
Molecular Weight	168.23 g/mol
Synonyms	(5R)-2-Methyl-5-(1-methylethyl)-1-cyclopentene-1-carboxylic acid; (R)-2-Methyl-5-isopropyl-1-cyclopentene-1-carboxylic acid; (5R)-2-Methyl-5-isopropylcyclopent-1-ene-1-carboxylic acid; 1-Cyclopentene-1-carboxylic acid, 2-methyl-5-(1-methylethyl)-, (5R)-; (R)-Perilla acid (structural derivative); Chiral Isopropylmethylcyclopentenecarboxylic Acid; (R)-2-Methyl-5-(propan-2-yl)cyclopent-1-ene-1-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of this chiral intermediate adheres to stringent quality management systems. Every batch is characterized using advanced analytical techniques including Chiral HPLC and NMR to ensure chemical identity, high purity, and enantiomeric excess. A comprehensive Certificate of Analysis (COA) detailing purity, chiral purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This material may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 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.