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tert-Butylhydroquinone cas no:1948-33-0

Synonyms: Butylhydroquinone; Antioxidant TBHQ; Tertiary butylhydroquinone (tert-Butylhydroquinone); TBHQ

Identification
Nametert-Butylhydroquinone
CAS1948-33-0
SynonymsButylhydroquinone; Antioxidant TBHQ; Tertiary butylhydroquinone (tert-Butylhydroquinone); TBHQ
EINECS(EC#)217-752-2
Molecular FormulaC10H14O2
Molecular Weight166.22
Chemical Properties
Appearancetan powder
refractive index1.559
storage tempStore in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass9
Safety Data

Hazard Xn:Harmful
Risk R22
Safety

Safety Information about?tert-Butylhydroquinone (CAS NO.1948-33-0):
Hazard Codes:?HarmfulXn
Risk Statements: 22-36/37/38
R22: Harmful if swallowed.?
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-28
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S28: After contact with skin, wash immediately with plenty of soap-suds.?
S36: Wear suitable protective clothing.
RIDADR: UN3077
WGK Germany: 3
RTECS: MX4375000
HazardClass: 9
PackingGroup: III
HS Code: 29072900
Poison by intraperitoneal route. Moderately toxic by ingestion and inhalation. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.


HS Code 29072900

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 790mg/kg (790mg/kg) ? WHO Food Additives Series. Vol. 8, Pg. 26, 1975.
mouse LD50 intraperitoneal 144mg/kg (144mg/kg) BEHAVIORAL: TREMOR

BEHAVIORAL: MUSCLE WEAKNESS
Drug and Chemical Toxicology. Vol. 7, Pg. 335, 1984.
mouse LD50 oral 1gm/kg (1000mg/kg) ? Kodak Company Reports. Vol. 21MAY1971,
rat LCLo inhalation 2900mg/m3/4H (2900mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: ATAXIA

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 1, Pg. 753, 1992.
rat LD50 intraperitoneal 300mg/kg (300mg/kg) ? Journal of the American Oil Chemists' Society. Vol. 52, Pg. 53, 1975.
rat LD50 oral 700mg/kg (700mg/kg) ? Journal of the American Oil Chemists' Society. Vol. 52, Pg. 53, 1975.

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