Description

Cyclopropanecarboxylic Acid, 2-Ethenyl-, 2-Propenyl Ester (9Ci) is a specialized organic ester compound with a unique cyclopropane ring structure. This chemical serves as a valuable high-purity intermediate for advanced synthesis in research and industrial chemistry. It is primarily sought by pharmaceutical, agrochemical, and fine chemical manufacturers for the development of novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of proprietary drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, including flavors, fragrances, and performance materials.
• Organic Synthesis & Research: A versatile reagent in academic and industrial R&D labs for constructing complex molecular architectures.
• Polymer Chemistry: Potential monomer or cross-linking agent for specialty polymers with tailored properties.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2-Ethenyl-, 2-Propenyl Ester (9Ci)
CAS No.	90489-70-6
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	2-Ethenylcyclopropanecarboxylic Acid 2-Propenyl Ester; Allyl 2-Vinylcyclopropanecarboxylate; 2-Vinylcyclopropanecarboxylic Acid Allyl Ester; Propenyl 2-Ethenylcyclopropanecarboxylate; (2-Vinylcyclopropyl)carboxylic Acid Allyl Ester; Allyl (2-Vinylcyclopropyl)formate; 90489-70-6; Cyclopropanecarboxylic acid, 2-ethenyl-, 2-propen-1-yl ester
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2-Ethenyl-, 2-Propenyl Ester (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing including HPLC, GC, and NMR to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Total impurities ≤ 3.0%
Specific Gravity	0.98 - 1.02

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