Description

N,N'-Diethyl-2-Butyne-1,4-Diamine is a versatile aliphatic diamine featuring a central butyne linker. This compound is valued for its strong basicity and solubility in organic solvents, making it a crucial building block and catalyst component in advanced chemical synthesis. It is primarily sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring a reactive diamine with specific steric and electronic properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a rigid, linear diamine backbone.
• Catalyst Ligand: Used as a ligand in transition metal catalysis for various organic transformations, including cross-coupling and hydrogenation reactions.
• Polymer & Resin Modifier: Acts as a curing agent, chain extender, or cross-linking agent in epoxy, polyurethane, and polyamide resin systems to modify flexibility and thermal properties.
• Agrochemical Synthesis: Employed in the manufacture of herbicides, fungicides, and plant growth regulators where its diamine functionality is integral to the final molecule's activity.
• Corrosion Inhibitor Formulation: Utilized in specialty formulations for metal surface treatment and industrial cooling systems due to its ability to chelate metal ions.
• Chemical Research (R&D): A valuable reagent for academic and industrial research in developing new synthetic methodologies and novel chemical entities.

Basic Information

Product Name	N,N'-Diethyl-2-Butyne-1,4-Diamine
CAS No.	112-22-1
Molecular Formula	C10H20N2
Molecular Weight	168.28 g/mol
Synonyms	1,4-Bis(ethylamino)-2-butyne; N,N'-Diethylbut-2-yne-1,4-diamine; 2-Butyne-1,4-diamine, N,N'-diethyl-; Diethylbutynediamine; 1,4-Diethylamino-2-butyne; But-2-yne-1,4-diyldi(ethylamine); N1,N4-Diethylbut-2-yne-1,4-diamine
EINECS	203-947-8

Quality Control

Our N,N'-Diethyl-2-Butyne-1,4-Diamine is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including assay (GC/HPLC), identity confirmation (IR, NMR), and impurity profiling, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. The product is hygroscopic; keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.465 - 1.475
Density (g/mL at 20°C)	0.880 - 0.900

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