Dioctyl sebacate (CH2)8(COOC8H17)2, or di(2-ethylhexyl) sebacate, is an organic compound which is the diester of sebacic acid and 2-ethylhexanol. It is an oily colorless liquid and is used as a plasticizer, most commonly in C4. It has also found use in Dot 5 brake fluid.
| Name | Dioctyl sebacate | EINECS | 204-558-8 |
| CAS No. | 122-62-3 | Density | 0.914 g/cm3 |
| PSA | 52.60000 | LogP | 7.62640 |
| Solubility | <0.1 g/L (20 °C) in water | Melting Point | -55 °C
|
| Formula | C26H50O4 | Boiling Point | 435.51 °C at 760 mmHg |
| Molecular Weight | 426.681 | Flash Point | 189.655 °C |
| Transport Information | N/A | Appearance | colourless or light yellow oily liquid |
Appearance and properties: oily colorless liquid
Density: 0.914 g/mL at 25 °C(lit.)
Boiling point: 212 °C1 mm Hg(lit.)
Melting point: -55 °C
Flash point: >230 °F
Refractive index: n20/D 1.450(lit.)
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Storage conditions: Complete packaging, light packing, ventilated warehouse, away from open flame, high temperature, and separate storage from oxidants
Vapor pressure: 1.29E-13mmHg at 25°C
Usage
Mainly used in polyvinyl chloride copolymer, nitrate ester cellulose, ethyl fiber and synthetic rubber, especially suitable for the production of cold-resistant wire and cable materials, artificial leather, film, sheet, sheet and other products, often used with phthalate plasticizers, can also be used as a variety of synthetic rubber with low temperature plasticizer, no effect on rubber vulcanization, but also used as a jet engine lubricant.
China
