Methylene Diphenyl Diisocyanate (CAS 101-68-8)
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Methylene Diphenyl Diisocyanate
CAS No. 101-68-8
二苯基甲烷二异氰酸酯

Chemical structure
| CAS No. | 101-68-8 |
|---|---|
| Synonyms | MDI; 4,4-MDI |
| Category | Solvents / Isocyanates |
| Assay / Purity | Industrial grade |
| Molecular Formula | C15H10N2O2 |
| Molecular Weight | 250.25 |
| Melting Point | 37 °C |
| Boiling Point | 196 °C (5 mmHg) |
| Density | 1.197 g/cm³ |
| Flash Point | 196 °C |
| Appearance | White to pale yellow solid |
Application and positioning
Polymeric and pure MDI is supplied as a low-melting solid or in molten form. Used in rigid polyurethane foam for insulation panels, in TPU, in adhesives, and as a binder for wood-based panels. Laurand ships it from audited Chinese producers in drum, IBC or ISO tank quantities, with the documentation your market requires.
Quality and documentation
- Batch-specific Certificate of Analysis from the producing plant
- SDS in the language of your market, with GHS classification for the destination
- Specification sheet, GC purity and water content reported per lot
- Pre-shipment sample for laboratory approval on first orders
Packaging and handling
- 200 L steel or HDPE drums, 1000 L IBC and ISO tank containers; pack size confirmed at quotation
- Hazard class and UN number stated on the transport documents, dangerous-goods packing where required
- Store cool and ventilated away from ignition sources, containers kept closed
Related products
- Acetonitrile (CAS 75-05-8)
- Caprolactam (CAS 105-60-2)
- Polyether Polyol (CAS 9003-11-6)
- Methylene Chloride (CAS 75-09-2)
Physical properties are typical values from published literature. The specification of the delivered lot is confirmed with the quotation.
Interested in this product?
Contact us for price, COA, MSDS and lead time — drum, IBC and ISO tank supply.
Request a QuoteReference: CAS 101-68-8 · PubChem CID 7570