Description

Cyclooctanecarboxylic Acid, 2-Amino-, Ethyl Ester, (1R,2S)- (9Ci) is a high-purity, stereochemically defined chiral building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of complex, biologically active molecules, particularly within the pharmaceutical sector. It is primarily needed by research chemists and process development teams in pharmaceutical, agrochemical, and fine chemical industries for constructing novel molecular architectures with precise three-dimensional control.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), especially for central nervous system (CNS) and metabolic disorder targets.
• Agrochemical Synthesis: Used in the creation of novel, stereoselective pesticides and herbicides where the specific spatial orientation of the molecule is crucial for biological activity.
• Catalyst & Ligand Development: Serves as a precursor for designing novel chiral catalysts and ligands used in asymmetric synthesis to induce high enantioselectivity in chemical reactions.
• Academic & Industrial Research: A valuable tool in methodological chemistry research for studying cyclooctane-based ring systems and developing new synthetic pathways.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals, flavors, and fragrances requiring complex, constrained cyclic structures.

Basic Information

Product Name	Cyclooctanecarboxylic Acid, 2-Amino-, Ethyl Ester, (1R,2S)- (9Ci)
CAS No.	772330-11-7
Molecular Formula	C11H21NO2
Molecular Weight	199.29 g/mol
Synonyms	(1R,2S)-2-Aminocyclooctanecarboxylic Acid Ethyl Ester; Ethyl (1R,2S)-2-Aminocyclooctanecarboxylate; (1R,2S)-Ethyl 2-Aminocyclooctanecarboxylate; 2-Aminocyclooctanecarboxylic Acid Ethyl Ester, (1R,2S)-; (1R,2S)-rel-2-Aminocyclooctanecarboxylic Acid Ethyl Ester; Amino Cyclooctane Carboxylate Ester; ACCE Intermediate; Chiral Cyclooctane Ester
EINECS	Contact for details

Quality Control

Our Cyclooctanecarboxylic Acid, 2-Amino-, Ethyl Ester, (1R,2S)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are provided 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). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Purity (Chiral HPLC)	≥ 98.0% e.e.
Water Content (KF)	≤ 0.5%

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