4-Ethynylaniline (CAS 14235-81-5): High-Purity Intermediate for Pharmaceutical Synthesis and Advanced Materials

Discover the critical role of 4-Ethynylaniline, a high-purity chemical intermediate manufactured in China, essential for advanced organic synthesis, pharmaceutical development, and the creation of high-performance materials. As a leading supplier, we provide reliable access to this key building block.

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Key Advantages of Sourcing 4-Ethynylaniline

Exceptional Purity for Critical Synthesis

Our 4-Ethynylaniline, offered by a leading supplier, boasts a minimum purity of 99%. This ensures high yields and the desired product specifications in sensitive pharmaceutical intermediates and advanced materials production, making it a preferred choice for R&D scientists.

Enabling Advanced Chemical Reactions

This compound is a critical reagent for click chemistry, specifically the copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions. Its unique structure also makes it a valuable intermediate for synthesizing compounds like erlotinib, showcasing its importance in drug discovery and development.

Versatility in Material Science

Beyond pharmaceuticals, 4-Ethynylaniline serves as a high-value end-capping agent for aerospace-grade resins and thermosetting polymers. It imparts exceptional thermal stability and mechanical properties, vital for high-performance material applications. Inquire about bulk orders and custom synthesis needs.

Diverse Applications of 4-Ethynylaniline

Pharmaceutical Synthesis

Utilize 4-Ethynylaniline as a crucial intermediate in the synthesis of active pharmaceutical ingredients (APIs), including anti-cancer agents like erlotinib, offering a competitive edge for pharmaceutical manufacturers.

Click Chemistry Reagent

As a key building block for CuAAC reactions, 4-Ethynylaniline is indispensable for creating complex triazole structures, essential in drug discovery, bioconjugation, and materials science research.

Advanced Polymer Development

Its ability to act as an end-capping agent enhances the thermal and mechanical performance of polymers, making it ideal for high-performance materials in demanding industries.

Organic Synthesis Intermediate

Leverage 4-Ethynylaniline's reactive functional groups for a wide range of organic transformations, serving as a versatile building block for novel compounds and specialty chemicals.