Description

Benzenamine, 3,5-Diethynyl- (9Ci) is a specialized aromatic amine derivative featuring two terminal ethynyl groups, offering a unique combination of aniline reactivity and alkyne functionality for advanced synthetic chemistry. This compound serves as a critical high-value building block for the development of conjugated polymers, metal-organic frameworks (MOFs), and pharmaceutical intermediates. It is primarily utilized by R&D chemists and process development scientists in the fine chemical, advanced material, and life science sectors seeking to incorporate rigid, linear linkers into complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of targeted drug candidates and active pharmaceutical ingredients (APIs).
• Advanced Material Synthesis: A crucial monomer for creating conjugated polymers with tailored electronic properties for organic semiconductors and OLEDs.
• Metal-Organic Framework (MOF) Construction: Acts as a linear, rigid organic linker to build porous coordination polymers with specific surface areas and pore geometries.
• Cross-Coupling Reactions: Utilized in Sonogashira, Heck, and other palladium-catalyzed coupling reactions to form complex carbon-carbon bonds.
• Ligand and Catalyst Development: Employed to synthesize novel chelating ligands for catalysis and sensor applications.
• Academic and Industrial Research: Used as a specialized reagent for exploring new synthetic methodologies and material properties.

Basic Information

Product Name	Benzenamine, 3,5-Diethynyl- (9Ci)
CAS No.	402956-36-9
Molecular Formula	C10H7N
Molecular Weight	141.17 g/mol
Synonyms	3,5-Diethynylaniline; 3,5-Diethynylbenzenamine; 1-Amino-3,5-diethynylbenzene; m-Diethynylaniline; 3,5-Bis(ethynyl)aniline; Aniline, 3,5-diethynyl-; 402956-36-9
EINECS	Contact for details

Quality Control

Our Benzenamine, 3,5-Diethynyl- is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets exacting research and process standards. A detailed Certificate of Analysis (COA) documenting batch-specific results is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and moisture absorption. Keep the container in a cool, dry, and well-ventilated area separate from incompatible materials.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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