Description

Cyclopropanecarboxylic Acid, (1-Cyclopropylethylidene)- (9Ci) is a specialized cyclopropane derivative that serves as a valuable synthetic intermediate in advanced organic chemistry. Its unique bicyclic structure, incorporating both a carboxylic acid and an ethylidene group on the cyclopropane ring, makes it a versatile building block for constructing complex molecular architectures. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where the cyclopropane moiety can impart specific biological activity and stability.
• Ligand and Catalyst Development: Serves as a building block for creating novel chiral ligands and organocatalysts used in asymmetric synthesis.
• Material Science Research: Employed in the synthesis of monomers or additives for specialty polymers with tailored thermal or mechanical properties.
• Academic & Industrial R&D: A crucial reagent for methodological studies in organic synthesis, including ring-opening and functionalization reactions of strained systems.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, (1-Cyclopropylethylidene)- (9Ci)
CAS No.	79521-22-5
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	(1-Cyclopropylethylidene)cyclopropanecarboxylic Acid; 1-Cyclopropylethylidenecyclopropanecarboxylic Acid; 2-Cyclopropyl-1-cyclopropylidenepropanoic Acid; Cyclopropanecarboxylic acid, (1-cyclopropylethylidene)-; 79521-22-5
EINECS	Contact for details

Quality Control

Our production of Cyclopropanecarboxylic Acid, (1-Cyclopropylethylidene)- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your regulatory and quality documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after each use to prevent moisture absorption, which may affect stability and purity. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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