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| Chemical name | Dihydro 3(2-octadecenyl)furan 2,5-di Ketones |
| Synonyms | n-octadecyl succinic anhydride; n-ODSA |
| CAS | 67066-88-0 (28777-98-2) |
|
EINECS No. |
266-561-0 |
| UN No. and classification | Not classified for shipping |
| molecular formula | C22H38O3 |
| Molecular weight | 350.5 |
Specifications
| Features | Specifications | Test method |
| appearance | Off-white waxy solid | AM/A18 |
| Color (Gardner) | 15 max | AM/C4 |
| Free maleic anhydride | 0.1% max | AM/M1 |
| Free olefin content | 5.5% max | AM/O4 |
| saponification value (mg KOH/g) | 300 – 325 | AM/A3 |
| Oligomer content | 14% max | AM/O16 |
Physics Nature
| Features | Number |
| Boiling point | >180°C (decomposition) |
| melting point | 61 – 68°C |
| Flash point (closed cup) | >150°C |
| water solubility (20°C) | insoluble |
| Density (20°C) | ~0.95 g/ml |
| Viscosity (100°C) | ~250mPa.s |
| Vapor pressure (20°C) | 0.00015Pa |
Packaging
180 kg drum or bulk oil tanker
Shelf life
3 years
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Used in lubricating oil, hydraulic oil, turbine oil, diesel oil and oil in gasoline Phase corrosion inhibitor. Used to increase the viscosity profile in lubricant formulations. Also used as a building block for the preparation of specialty ester, amide and imide products.
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