Melting point :-41 °C
Boiling point :196-198 °C (lit.)
Density :0.93 g/mL at 25 °C (lit.)
refractive index :n20/D 1.416(lit.)
FEMA :3437 | 3-METHYLPENTANOIC ACID
Flash point :185 °F
storage temp. :Sealed in dry,Room Temperature
form :clear liquid
pka :pK1:4.766 (25°C)
Specific Gravity :0.930
color :Colorless to Almost colorless
Odor :at 1.00 % in dipropylene glycol. animal sharp acidic cheesy green fruity sweaty
Odor Type :animal
Water Solubility :insoluble
JECFA Number :262
BRN :1720696
InChIKey :IGIDLTISMCAULB-UHFFFAOYSA-N
LogP :1.66
CAS DataBase Reference :105-43-1(CAS DataBase Reference)
NIST Chemistry Reference :Pentanoic acid, 3-methyl-(105-43-1)
EPA Substance Registry System :Pentanoic acid, 3-methyl- (105-43-1)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:	P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P363 Wash contaminated clothing before reuse. P405 Store locked up.