Description

N,N,N',N'-Tetramethyl-1,3-Butanediamine is a versatile tertiary diamine compound, also known as TMBDA, valued for its role as a high-performance catalyst and chemical intermediate. Its bifunctional structure, featuring two tertiary amine groups, provides excellent reactivity and chelating properties, making it a critical component in advanced polymer synthesis and specialty chemical manufacturing. This product is essential for industrial chemists and formulators in the polyurethane, epoxy resin, and pharmaceutical sectors seeking efficient curing agents and catalyst ligands.

Application

• Polyurethane Catalyst: Acts as a highly effective gelling and blowing catalyst for flexible polyurethane foams, providing balanced reaction profiles.
• Epoxy Curing Agent: Serves as a latent curing agent and accelerator for epoxy resin systems, particularly in coatings, adhesives, and composites.
• Chemical Intermediate: Used in the synthesis of quaternary ammonium compounds, surfactants, and corrosion inhibitors.
• Pharmaceutical Synthesis: Employed as a building block and catalyst in the manufacture of active pharmaceutical ingredients (APIs).
• Chelating Agent: Functions as a ligand for metal ions in various catalytic and extraction processes.
• Crosslinking Agent: Utilized in the production of specialty polymers and resins requiring amine-based crosslinking.

Basic Information

Product Name	N,N,N',N'-Tetramethyl-1,3-Butanediamine
CAS No.	97-84-7
Molecular Formula	C8H20N2
Molecular Weight	144.26 g/mol
Synonyms	TMBDA; 1,3-Bis(dimethylamino)butane; N,N,N',N'-Tetramethylbutane-1,3-diamine; Tetramethyl-1,3-butanediamine; 1,3-Butanediamine, N,N,N',N'-tetramethyl-; Butanediamine, tetramethyl-; Jeffcat ZR-70 (Huntsman); Dabco TMBDA; Catalyst A-1; Amine catalyst 1,3-BDMA.
EINECS	202-613-5

Quality Control

Our N,N,N',N'-Tetramethyl-1,3-Butanediamine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including gas chromatography (GC) for purity and identity confirmation, to ensure it meets precise specifications for industrial and specialty applications. A comprehensive Certificate of Analysis (COA) detailing assay, color, water content, and other critical parameters is provided with every shipment to guarantee consistency and performance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture and carbon dioxide. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0 %
Water Content (Karl Fischer)	≤ 0.5 %
Color (APHA)	≤ 50
Specific Gravity (20°C)	0.80 - 0.83
Refractive Index (n20D)	1.423 - 1.427

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