Description

Cyclopropanecarboxylic Acid, 1-Amino-, Ethyl Ester (9Ci) is a specialized organic building block featuring a strained cyclopropane ring and both amino and ester functional groups. This unique structure makes it a valuable intermediate for synthesizing complex molecules in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists working on novel active ingredients. The compound, CAS 72784-47-5, is supplied to meet the stringent purity requirements of advanced synthetic applications.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging the bioactive cyclopropane motif.
• Chemical Biology & Proteomics: Serves as a versatile scaffold for creating molecular probes, enzyme inhibitors, and activity-based protein profiling (ABPP) reagents.
• Material Science Research: Employed in the development of advanced polymers and functional materials where the rigid cyclopropane structure can impart unique physical properties.
• Asymmetric Catalysis & Chiral Synthesis: Valuable starting material for preparing chiral ligands, auxiliaries, and non-natural amino acid derivatives.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 1-Amino-, Ethyl Ester (9Ci)
CAS No.	72784-47-5
Molecular Formula	C6H11NO2
Molecular Weight	129.16 g/mol
Synonyms	Ethyl 1-Aminocyclopropanecarboxylate; 1-Aminocyclopropanecarboxylic Acid Ethyl Ester; ACC Ethyl Ester; 1-Amino-1-cyclopropanecarboxylic Acid Ethyl Ester; Ethyl 1-Amino-1-cyclopropanecarboxylate; 1-Amino-cyclopropanecarboxylic acid ethyl ester; Ethyl ACC; (1-Ethoxycarbonylcyclopropyl)amine
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 1-Amino-, Ethyl Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting purity, assay, and impurity profiles. Our quality systems are designed to support cGMP and ISO standards for reliable, batch-to-batch consistency in critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The product is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere (e.g., nitrogen) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Assay (Titration)	≥ 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.