Description

Cyclopropanecarboxylic Acid, 2,2-Dicyano-, Methyl Ester (9Ci) is a specialized dicyano-functionalized cyclopropane derivative that serves as a versatile and high-value synthetic building block. Its unique strained-ring structure combined with reactive nitrile and ester groups makes it a critical intermediate for constructing complex molecular architectures. This compound is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for applications in medicinal chemistry, process development, and the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those requiring a rigid, three-membered carbocyclic scaffold.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, where the cyclopropane ring can enhance biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for cycloaddition reactions, ring-opening transformations, and the construction of complex heterocycles.
• Material Science Research: Investigated as a monomer or cross-linking agent for developing polymers with specific thermal or mechanical properties.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2,2-Dicyano-, Methyl Ester (9Ci)
CAS No.	39822-30-5
Molecular Formula	C8H8N2O2
Molecular Weight	164.16 g/mol
Synonyms	Methyl 2,2-dicyanocyclopropanecarboxylate; 2,2-Dicyanocyclopropanecarboxylic Acid Methyl Ester; Cyclopropanecarboxylic acid, 2,2-dicyano-, methyl ester; Methyl (2,2-dicyanocyclopropyl)formate
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2,2-Dicyano-, Methyl Ester (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and scale-up applications. We provide comprehensive analytical documentation, including Certificates of Analysis (COA) with data from HPLC, GC, NMR, and IR spectroscopy. Our quality commitment aligns with cGMP principles where applicable, supporting our customers' regulatory and development needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	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.