Bibliothèque des gaz et solvants
Acide butanoïque
Butyric acid · Buttersäure · حمض الزبدة · Маслена киселина · Βουτανικό οξύ · Ácido butírico · بوتریک اسید · חומצה בוטירית · Vajsav · Asam butirat · Acido butirrico · 酪酸
| CAS | 107-92-6 |
|---|---|
| EC | 203-532-3 |
| UN | 2820 |
| Formule | C4H8O2 |
| Masse molaire | 88,11 g/mol |
| LIE (LEL) | 2,0 % vol |
| LSE (UEL) | 10,0 % vol |
| Point d'éclair | 72 °C |
| Température d'auto-inflammation | 443 °C |
| Classe de température | T2 |
| Densité relative du gaz ou de la vapeur (air = 1) | 3,04 |
| GHS | Danger · H314 |
Butyric acid is a straight-chain saturated fatty acid that is butane in which one of the terminal methyl groups has been oxidised to a carboxy group. It has a role as a Mycoplasma genitalium metabolite and a human urinary metabolite. Butyric acid appears as a colorless liquid with a penetrating and unpleasant odor. Flash point 170 °F. Corrosive to metals and tissue.