2-Ethylhexanal
2-Etilheksanal
| CAS | 123-05-7 |
|---|---|
| EC | 204-596-5 |
| UN | 1191 |
| Formula | C8H16O |
| Molar mass | 128.21 g/mol |
| LEL | 0.9 % vol |
| UEL | 7.2 % vol |
| Flash point | 42 °C |
| Autoignition temperature | 185 °C |
| Temperature class | T4 |
| Relative density of the gas or vapour (air = 1) | 4.43 |
| GHS | Warning · H226, H315, H317, H319, H361 |
2-ethylhexanal is a saturated fatty aldehyde that is heptane in which one of the hydrogens at position 3 has been replaced by a formyl group. It is a metabolite of the plasticisers di-2-ethylhexyl phthalate (DEHP) and di-2-ethylhexyl adipate (DEHA). 2-ethylhexaldehyde is a white liquid with a mild odor. Floats on water. (USCG, 1999)