2-Methylimidazole

Description

1. Product Overview
2-Methylimidazole (CAS 693-98-1) is a high-purity heterocyclic organic compound serving as a critical curing agent, intermediate, and catalyst for high-performance polymers and epoxy resin systems. Its primary industrial use lies in manufacturing epoxy curing agents for composites, adhesives, and electronics, as well as a key intermediate for specialized pharmaceuticals and agrochemicals. The key value proposition is its ability to deliver rapid, controlled curing at lower temperatures without compromising mechanical strength or thermal stability. Strategically, it is indispensable for industries transitioning to lightweight materials and high-reliability electronics, where process efficiency and end-product durability drive competitive advantage.

2. Key Specifications & Technical Characteristics

• Chemical composition: 2-Methylimidazole (C₄H₆N₂) – minimum 99.5% assay

• Purity grade: Industrial grade (99.5% min.), pharmaceutical intermediate grade (99.9% optional)

• Physical characteristics:

  • White to off-white crystalline powder

  • Melting point: 142–145°C

  • Particle size: D90 < 50 µm (standard); micronized grades available

  • Bulk density: 0.45–0.55 g/cm³

  • Moisture content: ≤0.5%

• Packaging options: 25 kg kraft paper bags with PE liner, 500 kg FIBC super sacks, 1 MT palletized shrink-wrapped units

• Shelf life: 24 months in original unopened packaging stored below 30°C in dry, ventilated area

3. Core Industrial Applications

• Epoxy resin systems (composites & wind energy): Used as a latent curing agent for filament winding and prepregs – enables lower-temperature cure (80–120°C) vs. traditional dicyandiamide (150°C+), reducing energy costs by 20–30%.

• Electronics encapsulation (semiconductors, PCBs): Provides rapid, uniform crosslinking in underfill and potting compounds. Superior moisture resistance and dielectric properties reduce field failure rates in high-humidity environments.

• Polyurethane catalysts: Accelerates trimerization in rigid polyurethane foams for insulation panels – improves dimensional stability and fire retardancy compared to standard amine catalysts.

• Pharmaceutical intermediates: Key building block for anti-fungal (ketoconazole analogues) and anti-hypertensive agents. Higher purity grade eliminates costly re-crystallization steps.

4. Competitive Advantages

• Quality consistency: Statistical process control (SPC) with batch-to-batch variance <0.2% in purity – certified via ISO 9001:2024 and HPLC analysis included with each shipment.

• Supply reliability: Dual-sourced manufacturing (Asia & Europe) with 500 MT safety stock. Lead time 14 days for standard grades, 21 days for custom particle sizing.

• Logistics capability: UN-certified packaging for sea/air freight. Full container load (FCL) and less-than-container (LCL) available with real-time tracking via portal.

• Price competitiveness: Tiered pricing for 20 MT+ contracts – 8–12% below EU/US specialty chemical distributors. No hidden surcharges for hazard classification.

• Sustainability: Solvent-free production process reduces VOC emissions by 60% vs. conventional routes. Non-banned substance under REACH and TSCA. Full SDS and COA available pre-shipment.

5. Commercial & Supply Information

• Minimum order quantity (MOQ): 500 kg (20 x 25 kg bags) for industrial grade; 100 kg for pharmaceutical grade.

• BULK 20MT loading capacity: One full 20-foot container = 20 MT net (palletized: 20 MT / 800 bags of 25 kg or 20 FIBCs of 1,000 kg).

• Loading density per container:

  • 20′ FCL: 20 MT

  • 40′ FCL: 26 MT (max payload)