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Xanthone cas no:90-47-1

Synonyms: Xanthen-9-one(8CI);9-Oxoxanthene;9-Xanthone;9H-Xanthene, 9-oxo-;Benzophenone oxide;Dibenzo-g-pyrone;Diphenylene ketoneoxide;Genicide;Xanthenone;Xanthones;

Identification
NameXanthone
CAS90-47-1
SynonymsXanthen-9-one(8CI);9-Oxoxanthene;9-Xanthone;9H-Xanthene, 9-oxo-;Benzophenone oxide;Dibenzo-g-pyrone;Diphenylene ketoneoxide;Genicide;Xanthenone;Xanthones;
EINECS(EC#)201-997-7
Molecular FormulaC13H8O2
Molecular Weight196.2
Chemical Properties
Appearanceoff-white powder
refractive index1.642
Safety Data

Hazard Xi: Irritant;Xn: Harmful;
Risk R22
Safety

Poison by intravenous route. When heated to decomposition it emits acrid smoke and irritating fumes. See also KETONES.
Safty informations about Xanthone (CAS NO.90-47-1):
Hazard Codes: IrritantXi, HarmfulXn
Risk Statements: 22 
22(Harmful if swallowed)
Safety Statements: 24/25
24/25(Toxic in contact with skin and if swallowed)
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 3
RTECS: ZD 5711000


Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 180mg/kg (180mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#01611,
rat LD oral > 500mg/kg (500mg/kg)   National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 25, 1953.

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Frapp's Pharma(HK) Co.,Ltd
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