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Trimethylacetic acid cas no:75-98-9

Synonyms: 2,2-Dimethylpropanoic acid; Pivalic acid; PA

Identification
NameTrimethylacetic acid
CAS75-98-9
Synonyms2,2-Dimethylpropanoic acid; Pivalic acid; PA
EINECS(EC#)200-922-5
Molecular FormulaC5H10O2
Molecular Weight102.13
Chemical Properties
Appearancewhite crystalline low melting mass
refractive index1.393
storage temp2-8°C
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass8
Safety Data

Hazard C:Corrosive
Risk R21/22;R34
Safety

Safety Information of Pivalic acid (CAS NO.75-98-9):
Hazard Codes:?C
Risk Statements: 21/22-34?
R21/22:Harmful in contact with skin and if swallowed.?
R34:Causes burns.
Safety Statements: 26-36/37/39-45?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.?
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3261 8/PG 2
WGK Germany: 1
RTECS: TO7700000
HazardClass: 8
PackingGroup: II


Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 900mg/kg (900mg/kg) ? "Kirk-Othmer Encyclopedia of Chemical Technology," 3rd ed., Grayson, M., and D. Eckroth, eds. New York, John Wiley & Sons, Inc., 1978Vol. 4, Pg. 863, 1978.
rat LD50 skin 1900mg/kg (1900mg/kg) ? "Kirk-Othmer Encyclopedia of Chemical Technology," 3rd ed., Grayson, M., and D. Eckroth, eds. New York, John Wiley & Sons, Inc., 1978Vol. 4, Pg. 863, 1978.

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