Description

Cyclopentanol, 2-Ethynyl-, Formate, cis- (9Ci) is a specialized organic compound featuring both an ethynyl and a formate ester functional group on a cyclopentanol ring. This unique molecular architecture makes it a valuable high-purity intermediate for advanced chemical synthesis, particularly in the development of complex pharmacologically active molecules and fine chemicals. It is primarily sought after by research institutions and pharmaceutical R&D departments for use in building novel molecular scaffolds.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, especially those requiring complex cyclic structures.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products.
• Material Science: Serves as a monomer or precursor for specialty polymers and advanced materials with tailored properties.
• Organic Synthesis: A versatile reagent for constructing complex organic molecules in academic and industrial research laboratories.
• Ligand and Catalyst Development: The ethynyl group can be utilized to create novel ligands for catalytic systems.

Basic Information

Product Name	Cyclopentanol, 2-Ethynyl-, Formate, cis- (9Ci)
CAS No.	79938-01-5
Molecular Formula	C8H10O2
Molecular Weight	138.16 g/mol
Synonyms	cis-2-Ethynylcyclopentyl formate; 2-Ethynylcyclopentanol formate; Formic acid 2-ethynylcyclopentyl ester; (1R,2S)-2-Ethynylcyclopentyl formate (if enantiomerically pure); 2-Ethynyl-1-cyclopentanol formate; Cyclopentanol, 2-ethynyl-, formate, (1R,2S)-rel-; 79938-01-5
EINECS	Contact for details

Quality Control

We maintain a rigorous quality management system to ensure the integrity of our advanced intermediates. Each batch of Cyclopentanol, 2-Ethynyl-, Formate, cis- (9Ci) is analyzed using modern analytical techniques including GC, HPLC, and NMR to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Specific Rotation (if chiral)	Contact for details

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