Description

(S)-1-Cyclopentyl-3-Methyl-Piperazine is a high-purity, chiral piperazine derivative of significant interest in advanced organic synthesis. This compound serves as a critical chiral building block and intermediate for the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to incorporate its specific stereochemistry into complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new therapeutic agents, particularly in central nervous system (CNS) and antiviral drug candidates.
• Asymmetric Catalyst Ligand Precursor: Used in the synthesis of chiral ligands for metal-catalyzed asymmetric reactions, enabling the production of enantiomerically pure compounds.
• Agrochemical Research: Serves as a building block for novel chiral pesticides and herbicides, where specific stereochemistry can influence biological activity and environmental profile.
• Fine Chemical Synthesis: Employed in custom synthesis and contract manufacturing for producing high-value, complex organic molecules with defined stereocenters.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry and medicinal chemistry programs focused on nitrogen-containing heterocycles.

Basic Information

Item	Details
Product Name	(S)-1-Cyclopentyl-3-Methyl-Piperazine
CAS No.	1187929-76-5
Molecular Formula	C10H20N2
Molecular Weight	168.28 g/mol
Synonyms	(S)-1-Cyclopentyl-3-methylpiperazine; (S)-3-Methyl-1-cyclopentylpiperazine; (S)-1-Cyclopentyl-3-methyl-piperazine; (S)-1-Cyclopentyl-3-methylpiperazine; 1-Cyclopentyl-3-methylpiperazine, (S)-; (S)-1-(Cyclopentyl)-3-methylpiperazine; (S)-1-Cyclopentyl-3-methylpiperazine (enantiomer)
EINECS	Contact for details

Quality Control

Our (S)-1-Cyclopentyl-3-Methyl-Piperazine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity determination by HPLC, to ensure it meets the high standards required for research and synthesis applications. A detailed Certificate of Analysis (COA) providing identity, purity, and impurity profiles is supplied 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). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% 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.