Description

4-Cyclopropoxyaniline is a specialized aromatic amine derivative featuring a cyclopropoxy substituent, serving as a versatile and high-value building block in advanced organic synthesis. Its unique structure makes it a critical intermediate for constructing complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and functional materials. This compound is essential for research and production chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce specific steric and electronic properties into their target molecules.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides requiring specific aniline-based scaffolds.
• Liquid Crystal & OLED Materials: Serves as a precursor for constructing aromatic cores in electronic and display materials.
• Polymer & Resin Modifiers: Employed to introduce amine functionality into polymers, affecting curing characteristics and material properties.
• Dye & Pigment Manufacturing: Acts as an intermediate for producing azo dyes and other complex colorants.
• Cross-coupling Reactions: Utilized in Buchwald-Hartwig amination and other palladium-catalyzed reactions to form carbon-nitrogen bonds.

Basic Information

Product Name	4-Cyclopropoxyaniline
CAS No.	1208077-69-3
Molecular Formula	C9H11NO
Molecular Weight	149.19 g/mol
Synonyms	4-Aminophenyl cyclopropyl ether; p-Cyclopropoxyaniline; 4-(Cyclopropoxy)benzenamine; Aniline, 4-cyclopropoxy-; Benzenamine, 4-(cyclopropoxy)-; 1-Cyclopropoxy-4-aminobenzene; 4-Cyclopropoxy-phenylamine
EINECS	Contact for details

Quality Control

Every batch of 4-Cyclopropoxyaniline is manufactured under strict quality management systems and undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Our standard grade typically meets a purity specification of ≥97% (by HPLC), with specifications tailored for specific application needs. A Certificate of Analysis (COA) detailing batch-specific results is provided with each shipment, and we support compliance with relevant regulatory frameworks.

Storage

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

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.