Pentamethyldiethylenetriamine CAS 3030-47-5

Chemical Name: Pentamethyldiethylenetriamine
CAS No.: 3030-47-5
Molecular Formula: C9H23N3
Molecular Weight: 173.3
Appearance: Colorless to pale yellow transparent liquid

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Pentamethyldiethylenetriamine (CAS 3030-47-5) Comprehensive Guide

Table of Contents

Product Overview

Pentamethyldiethylenetriamine (PMDTA, CAS 3030-47-5) is a specialized tertiary amine compound with the molecular formula C7H19N3. This low-viscosity liquid (density: 0.85-0.90 g/cm³ at 20°C) serves as a high-performance catalyst and curing agent across multiple industries.

Technical Specifications & Comparative Analysis

Parameter PMDTA Standard Amine Polyetheramine
Molecular Weight 157.24 g/mol 120-180 g/mol 200-400 g/mol
Viscosity @25°C 10-15 mPa·s 30-50 mPa·s 100-200 mPa·s
Reactivity Time 20-40 mins 60-90 mins 120-180 mins

Industrial Applications

Core Functional Areas:

  • Epoxy Systems: Primary curing agent for aerospace composites
  • Polyurethane Production: Catalyst for flexible foam manufacturing
  • Adhesive Formulations: Accelerator in structural bonding systems

Operational Guidelines

  1. Material Preparation: Maintain storage temperature between 15-25°C
  2. Mixing Ratio: Typical epoxy-PMDTA ratio 100:8-12 by weight
  3. Curing Profile: 80-120°C for 2-4 hours depending on matrix

Implementation Case Studies

Case 1: Automotive Coatings Enhancement

A European OEM reduced curing oven energy consumption by 22% through PMDTA-optimized clearcoat formulations.

Case 2: Electronic Encapsulation

Taiwanese semiconductor manufacturer achieved 40% faster potting cycle times while maintaining UL94 V-0 ratings.

Client Success Stories

Client Industry Results Achieved
Nordic Composite Solutions Wind Energy 15% weight reduction in turbine blade cores
AsiaPac Adhesive Technologies Construction 40% faster production throughput

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