Description

Cyclopentanecarboxamide, 1-Amino-2-Ethyl-, (1S,2R)- (9Ci) is a high-purity chiral intermediate with the CAS number 309756-98-7. This compound is valued for its defined stereochemistry, which is critical for synthesizing active pharmaceutical ingredients (APIs) and other fine chemicals where enantiomeric purity dictates biological activity. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced material sectors for developing novel therapeutic agents and specialty products.

Application

• Pharmaceutical Intermediate: A key chiral building block in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and metabolic disorder research.
• Agrochemical Synthesis: Used in the development of enantiomerically pure pesticides and herbicides for enhanced efficacy and environmental safety.
• Catalyst Ligand Precursor: Serves as a starting material for synthesizing specialized ligands used in asymmetric catalysis.
• Fine Chemical Production: Employed in custom synthesis and contract manufacturing for high-value, complex organic molecules.
• Academic & Industrial Research: A valuable reagent for methodological studies in organic synthesis and stereochemistry.

Basic Information

Product Name	Cyclopentanecarboxamide, 1-Amino-2-Ethyl-, (1S,2R)- (9Ci)
CAS No.	309756-98-7
Molecular Formula	C8H16N2O
Molecular Weight	156.23 g/mol
Synonyms	(1S,2R)-1-Amino-2-ethylcyclopentanecarboxamide; (1S,2R)-2-Ethyl-1-aminocyclopentanecarboxamide; 1-Amino-2-ethylcyclopentanecarboxamide (1S,2R)-; 309756-98-7; (1S,2R)-AECPC; 2-Ethyl-1-aminocyclopentanecarboxylic acid amide; (1S,2R)-1-Amino-2-ethyl-cyclopentanecarboxylic acid amide
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxamide, 1-Amino-2-Ethyl-, (1S,2R)- (9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for pharmaceutical R&D and production. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and enantiomeric excess.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Loss on Drying	≤ 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.