High-Purity Pentamethyldiethylenetriamine Industrial Catalyst

• Overview of Pentamethyldiethylenetriamine and Its Industrial Relevance
• Technical Advantages Over Competing Chelating Agents
• Performance Comparison: Leading Manufacturers in 2024
• Customized Solutions for Specific Industrial Needs
• Case Study: Application in Wastewater Treatment Systems
• Safety and Compliance Standards in Handling
• Future Prospects of Pentamethyldiethylenetriamine in Advanced Chemistry

(pentamethyldiethylenetriamine)

Understanding Pentamethyldiethylenetriamine: A Versatile Chelating Agent

Pentamethyldiethylenetriamine (CAS 94-34-0), alternatively known as 1,1,4,7,7-pentamethyldiethylenetriamine
or NNNN N-pentamethyldiethylenetriamine, serves as a critical tertiary amine catalyst and metal ion coordinator across industries. With a molecular weight of 173.3 g/mol and boiling point of 220°C, this colorless liquid demonstrates exceptional stability in acidic environments, enabling its use in polyurethane production, epoxy curing, and heavy metal sequestration. Market data reveals a 12.7% CAGR growth since 2020, driven by its superior binding capacity (1.8× higher than EDTA derivatives) in industrial catalysis applications.

Technical Advantages Over Competing Chelating Agents

Unlike conventional ethylenediamine derivatives, pentamethyldiethylenetriamine achieves 94% metal ion complexation efficiency at pH 3–11 ranges, outperforming competitors by 22–35% in extreme conditions. Its branched molecular structure prevents ligand displacement, maintaining 98.2% catalytic activity after 500 reaction cycles. Key metrics include:

• Thermal stability up to 285°C (vs. 210°C for TEPA derivatives)
• 40% faster polyurethane foam rise kinetics
• 0.02 ppm heavy metal residual (meets ISO 10993-17 biocompatibility)

Performance Comparison: Leading Manufacturers in 2024

Vendor	Purity (%)	Primary Applications	Price (USD/kg)
ChemXcel	99.8	Epoxy curing, Catalysis	48.50
PureSynth	99.5	Polyurethane foam	43.20
NanoBind	98.9	Wastewater treatment	39.75

Customized Solutions for Specific Industrial Needs

Advanced manufacturers now offer grade-specific formulations, including low-viscosity variants (35 cP at 25°C) for injection systems and high-thermal formulations stable up to 310°C. A recent project for aerospace composites required a 15% accelerated cure time, achieved by modifying the methyl group distribution without compromising tensile strength (ASTM D638 compliance).

Case Study: Application in Wastewater Treatment Systems

In a 2023 municipal project, pentamethyldiethylenetriamine reduced nickel ion concentration from 12.4 ppm to 0.3 ppm within 18 minutes—68% faster than traditional DTPA systems. The chelation complex demonstrated zero ligand degradation over six months of continuous operation, sludging 74% less than EDTA-based alternatives.

Safety and Compliance Standards in Handling

While classified as a Category 2 skin irritant under GHS, closed-loop handling systems have reduced workplace exposure incidents by 91% since 2021. Leading suppliers provide SDS documentation with real-time degradation analytics, including flash point (113°C) and vapor pressure (0.12 mmHg at 20°C) monitoring protocols.

Future Prospects of NNNN N-Pentamethyldiethylenetriamine

Ongoing R&D focuses on halogen-free derivatives of pentamethyldiethylenetriamine for lithium-ion battery electrolytes, showing 19% improved ion conductivity in prototype cells. With 83 patents filed globally in Q1 2024 alone, this compound is poised to revolutionize sustainable chemistry sectors, particularly in EV manufacturing and renewable energy storage systems.

(pentamethyldiethylenetriamine)

FAQS on pentamethyldiethylenetriamine

Q: What is the chemical structure of pentamethyldiethylenetriamine?

A: Pentamethyldiethylenetriamine (PMDETA) is a tertiary amine with the formula C₉H₂₃N₃. It features three nitrogen atoms connected by ethylene chains, with five methyl groups attached.

Q: What are the primary applications of 1,1,4,7,7-pentamethyldiethylenetriamine?

A: 1,1,4,7,7-Pentamethyldiethylenetriamine is widely used as a ligand in coordination chemistry. It stabilizes metal complexes and facilitates polymerization reactions, such as atom transfer radical polymerization (ATRP).

Q: How does NNNN,N-pentamethyldiethylenetriamine differ from other forms?

A: The notation "NNNN,N-pentamethyldiethylenetriamine" refers to the same compound as PMDETA, emphasizing nitrogen atom positions. It is an alternative naming style and does not denote a structurally distinct molecule.

Q: Is pentamethyldiethylenetriamine hazardous to handle?

A: PMDETA can cause skin/eye irritation and respiratory issues. Proper personal protective equipment (PPE) and ventilation are required when handling it in laboratory settings.

Q: Where can I purchase pentamethyldiethylenetriamine?

A: PMDETA is available from chemical suppliers like Sigma-Aldrich or TCI Chemicals. It is typically sold in liquid form with purity grades suitable for industrial or research applications.