Description

Cyclopropanecarboxylic Acid, (1-Cyclopropylethylidene)-, (E)- (9Ci) is a specialized organic compound featuring a cyclopropane ring conjugated with a carboxylic acid group through an ethylidene linker. This unique structure makes it a valuable high-purity building block for advanced chemical synthesis, where precise molecular architecture is critical. It is primarily sought by pharmaceutical research and fine chemical industries for the development of novel active ingredients and complex intermediates.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring rigid, three-dimensional scaffolds.
• Agrochemical Synthesis: Used in the creation of advanced pesticides and herbicides, where the cyclopropane moiety can contribute to biological activity and environmental stability.
• Ligand and Catalyst Development: Serves as a precursor for chiral ligands or organometallic catalysts 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 and R&D Laboratories: A crucial reagent for methodological studies in organic chemistry, including cycloaddition reactions and ring-opening transformations.

Basic Information

Item	Detail
Product Name	Cyclopropanecarboxylic Acid, (1-Cyclopropylethylidene)-, (E)- (9Ci)
CAS No.	79035-27-1
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	(E)-2-(1-Cyclopropylethylidene)cyclopropanecarboxylic Acid; (E)-1-Cyclopropylethylidenecyclopropanecarboxylic Acid; trans-2-(1-Cyclopropylethylidene)cyclopropanecarboxylic Acid; 79035-27-1; (1-Cyclopropylethylidene)cyclopropanecarboxylic acid, (E)-; Cyclopropanecarboxylic acid, 2-[(1E)-1-cyclopropylethylidene]-
EINECS	Contact for details

Quality Control

Our production of Cyclopropanecarboxylic Acid, (1-Cyclopropylethylidene)-, (E)- (9Ci) adheres to stringent quality protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and can be tailored to meet specific customer or regulatory requirements.

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 flames. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.