| post date: | nov 25,2021 |
| expiry date: | may 24,2022 |
| detailed description: |
cas no. :74091-64-8
product name: norbornane dimethyleneisocyanate molecular weight: 206.24 density: 1.15 (20°c) melting point (°c) : -30 and less boiling point (°c) : 159 (0.8e3pa) ; 135 (0.27e3pa) flash point (°c) : 172 viscosity mpa·s (20°c) : 9.0 (25°c) properties: colorless transparent liquid with low viscosity, with special odor. solubility: decomposition in water, soluble in organic solvents. uses: used as the modifier of polyurethane resin, can increase the light resistance, weather resistance, yellowing resistance and mechanical strength and chemical resistance of resin, because it has a solid alkyl norbornene structure. others: there are two isomers, commercially available products is a mixture of these two isomers. irritative matter. structural formula: |
| cas registry number: | 74091-64-8 |
| synonyms: | 2,5(6)-bis(isocyanatomethyl)bicyclo[2.2.1]heptane;2,5(or 2,6)-bis(isocyanatomethyl)bicyclo[2.2.1]heptane; 2,5(or2,6)-diisocyanatomethylbicyclo[2.2.1]heptane;diisocyanatomethylbicyclo[2.2.1]heptane; nbdi; norbornane diisocyanate;norbornene diisocyanate |
| molecular formula: | c11h14n2o2 |
| molecular weight: | 178.1879 |
| molecular structure: | ![74091-64-8 bicyclo[2.2.1]heptane,2,5(or 2,6)-bis(isocyanatomethyl)-](https://images.chemnet.com/suppliers/chembase/cas223/74091-64-8.jpg)
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