Valericacid (8CI) 1-Butanecarboxylic acid NSC 406833
Valeric acid Chemical Properties |
Melting point | −20-−18 °C(lit.) |
Boiling point | 110-111 °C10 mm Hg(lit.) |
density | 0.939 g/mL at 25 °C(lit.) |
vapor density | 3.5 (vs air) |
vapor pressure | 0.15 mm Hg ( 20 °C) |
refractive index | n20/D 1.408(lit.) |
FEMA | 3101 | VALERIC ACID |
Fp | 192 °F |
storage temp. | Store below +30°C. |
solubility | 40g/l |
form | Liquid |
pka | 4.84(at 25℃) |
color | Clear colorless to pale yellow |
PH | 3.95(1 mM solution);3.43(10 mM solution);2.92(100 mM solution); |
Odor | at 1.00 % in propylene glycol. sickening putrid acidic sweaty rancid |
Odor Type | cheesy |
Odor Threshold | 0.000037ppm |
explosive limit | 1.8-7.3%(V) |
Water Solubility | 40 g/L (20 ºC) |
Merck | 14,9904 |
JECFA Number | 90 |
BRN | 969454 |
Dielectric constant | 2.7(20℃) |
LogP | 1.8 at 25℃ |
CAS DataBase Reference | 109-52-4(CAS DataBase Reference) |
NIST Chemistry Reference | Pentanoic acid(109-52-4) |
EPA Substance Registry System | Valeric acid (109-52-4) |
Safety Information |
Hazard Codes | C |
Risk Statements | 34-52/53 |
Safety Statements | 26-36-45-61 |
RIDADR | UN 3265 8/PG 3 |
WGK Germany | 1 |
RTECS | YV6100000 |
F | 13 |
Autoignition Temperature | 707 °F |
TSCA | Yes |
HazardClass | 8 |
PackingGroup | III |
HS Code | 29156090 |
Hazardous Substances Data | 109-52-4(Hazardous Substances Data) |
Toxicity | LD50 i.v. in mice: 1290 ±53 mg/kg (Or, Wretlind) |
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