4559-79-9

Basic information

• Product Name: N,N,N',N'-TETRAMETHYL-2-BUTENE-1,4-DIAMINE
• Synonyms: (E)-N,N,N',N'-TETRAMETHYL-BUT-2-ENE-1,4-DIAMINE;N,N,N',N'-TETRAMETHYL-1,4-DIAMINO-2-BUTENE;N,N,N',N'-TETRAMETHYL-2-BUTENE-1,4-DIAMINE;TRANS-N,N,N',N'-TETRAMETHYL-2-BUTENE-1,4-DIAMINE;2-Butene-1,4-diamine, N,N,N',N'-tetramethyl-;N,N,N',N'-tetramethylbut-2-enylenediamine;N,N,N′N′-Tetramethyl-2-butene-1,4-diamine, GC 95%;N,N,N',N'-Tetramethyl-2-butene-1,4-diamine,95%
• CAS NO: 4559-79-9
• Molecular Formula: C₈H₁₈N₂
• Molecular Weight: 142.24
• EINECS: 224-928-2
• Product Categories: Amine Monomers;Monomers;Tertiary Amines
• Mol File: 4559-79-9.mol
• Article Data: 1

Chemical Properties

• Boiling Point: 172-173 °C723 mm Hg(lit.)
• Flash Point: 123 °F
• Appearance: colorless liquid
• Density: 0.82 g/mL at 25 °C(lit.)
• Refractive Index: n20/D 1.4416(lit.)
• CAS DataBase Reference: N,N,N',N'-TETRAMETHYL-2-BUTENE-1,4-DIAMINE(CAS DataBase Reference)
• NIST Chemistry Reference: N,N,N',N'-TETRAMETHYL-2-BUTENE-1,4-DIAMINE(4559-79-9)
• EPA Substance Registry System: N,N,N',N'-TETRAMETHYL-2-BUTENE-1,4-DIAMINE(4559-79-9)

Safety Data

• Hazard Codes: C
• Statements: 10-34
• Safety Statements: 16-26-36/37/39-45-27
• RIDADR: UN 2734 8/PG 2
• WGK Germany: 3
• F: 10-34
• HazardClass: 8
• PackingGroup: II
• Hazardous Substances Data: 4559-79-9(Hazardous Substances Data)

Usage

General Description

N,N,N',N'-Tetramethyl-2-butene-1,4-diamine, also known as TMBDA, is a chemical compound commonly used as a curing agent for epoxy resins. It is a clear, colorless liquid with a strong amine odor, and is highly reactive with epoxides. TMBDA is primarily used in the production of industrial coatings, adhesives, and composite materials. Its high reactivity and crosslinking properties make it an effective hardener for epoxy resins, providing enhanced strength, durability, and chemical resistance to the final product. Additionally, TMBDA is used in the manufacturing of automotive and aerospace adhesives, as well as in the creation of advanced composite materials for structural and electronic applications. Due to its versatile properties, TMBDA is an essential component in the production of high-performance materials for various industrial and commercial purposes.

Upstream product

• 64-19-7 acetic acid 
• 124-40-3 dimethyl amine 
• 106-99-0 buta-1,3-diene 
• 6974-12-5 1,4-dibromo-2-butene 

Downstream Products

• 6974-12-5 1,4-dibromo-2-butene 
• 1467-79-4 NCNMe₂ 

Relevant articles and documents

Palladium-promoted 1,4-Cycloamination of 1,3-Dienes to Pyrroles

1,3-Dienes react with palladium(II) chloride and acetic acid with the formation of 4-acetoxy-alk-2-enyl-palladium complexes (2), which on reaction with primary amines give N-alkylpyrroles.