Phenyl isocyanate

Description

1. Product Overview
Phenyl isocyanate is a high-purity aromatic isocyanate monomer essential for specialized synthesis of agrochemicals, pharmaceuticals, and advanced polymers. Its primary industrial use lies as a reactive intermediate in the production of ureas, carbamates, and substituted amides. The key value proposition is exceptional regioselectivity and reaction efficiency, enabling manufacturers to reduce byproduct formation and downstream purification costs. Strategically, it is critical for supply chains dependent on high-value fine chemicals where consistent reactivity directly impacts final drug or crop protection efficacy.

2. Key Specifications & Technical Characteristics

• Chemical composition: C₆H₅NCO (CAS 103-71-9)

• Purity grade: ≥98.0% (GC) / Premium grade ≥99.0% available

• Physical form: Clear, colorless to pale yellow liquid

• Physical characteristics:

  • Density: 1.090 g/mL at 25°C

  • Boiling point: 162–164°C

  • Flash point: 65°C (closed cup)

  • Moisture-sensitive – requires dry handling

• Packaging options:

  • 1 L, 25 L HDPE drums with inert gas purge

  • 200 L stainless steel drums

  • IBC totes (1,000 L)

• Shelf life: 12 months from date of manufacture when stored under nitrogen atmosphere at 15–25°C in original sealed containers

3. Core Industrial Applications

• Agrochemicals: Synthesis of phenylurea herbicides (e.g., diuron, linuron) – replaces phosgene-based routes, improving yield by 12–15%.

• Pharmaceuticals: Intermediate for ureido acid derivatives and enzyme inhibitors; outperforms alternative coupling agents due to faster reaction kinetics and milder conditions.

• Polymer & coating additives: Production of isocyanate-based crosslinkers for high-durability polyurethane coatings – reduces VOC emissions vs. traditional aromatic isocyanates.

• Dye & pigment intermediates: Forms stable carbamate linkages for colorfast textile dyes, offering superior hydrolytic stability compared to acyl chloride analogs.

4. Competitive Advantages

• Quality consistency: Batch-to-batch variability <0.5% (GC) via SPC-controlled distillation; certificate of analysis (CoA) provided per ISO 9001:2024.

• Supply reliability: Dual-source manufacturing (Asia, EU) with buffer stock held in three regional warehouses – 99.5% on-time delivery track record.

• Logistics capability: UN 2486 classified – temperature-monitored, hazmat-certified door-to-door shipping.

• Price competitiveness: Direct-from-producer pricing removes distributor markup; volume discounts from 5 MT.

• Sustainability: Non-phosgene production process reduces chlorinated waste by 40%; returnable container program available for IBCs.

• Technical support: Dedicated application lab with 48-hour custom impurity profiling and reaction optimization consulting.

5. Commercial & Supply Information

• Minimum order quantity (MOQ): 100 kg (standard grade) / 500 kg (premium grade)

• BULK 20MT loading capacity: 20 metric tons per 20-ft ISO tank container (liquids) or 18 MT in 80 x 200 kg drums palletized

• Standard lead time: 10–14 working days ex-warehouse (regional hubs) / 25–30 days FOB origin

• Incoterms supported: EXW, FOB, CIF, DDP (for contract volumes >5 MT annually)