isovaleric acid NEW

English name: Isovaleric acid

CAS Number: 503-74-2

Molecular formula: C5H10O2

Molecular weight: 102.13

EINECS number: 207-975-3

MDL No. : MFCD00002726

Stats

Melting point -29 °C (lit.)

Boiling point 175-177 °C (lit.)

Density 0.925 g/mL at 20 °C (lit.)

Vapor pressure 0.38 mm Hg (20 °C)

FEMA3102 | ISOVALERIC ACID

Refractive index n20/D 1.403(lit.)

Flash point 159 °F

Storage conditions Store below +30°C.

Solubility 48g/l

Liquid form

Acidity coefficient (pKa)4.77(at 25℃)

Specific gravity 0.928 (20/20℃)

Clear colorless to slightly yellow

PH 3.92(1 mM solution); 3.4(10 mM solution); 2.89(100 mM solution);

Odor at 1.00 % in propylene glycol. sour stinky feet sweaty cheese tropical

It's cheesy

explosive limit 1.5-6.8%(V)

Water solubility 25 g/L (20 ºC)

JECFA Number259

Merck14, 5231

BRN1098522

LogP1.7 at 25 ° C

Safety information

GHS hazard pictograms GHS Hazard pictograms

GHS05

Danger

Hazard Description H314

Precautions P280-P301+P330+P331-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363

Dangerous Goods Mark C,T

Hazard category code 34-24-22

Safety Instructions 26-36/37/39-45-38-28A

Dangerous Goods Transport No. UN 3265 8/PG 2

WGK Germany1

RTECS number NY1400000

F13

Spontaneous combustion temperature 824 °F

TSCAYes

Customs Code 2915 60 90

Danger level 6.1

Packaging Category III

Toxicity LD50 i.v. in mice: 1120±30 mg/kg (Or, Wretlind)