CAS No: 17697-12-0, Chemical Name: Benzeneseleninic anhydride
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17697-12-0 Benzeneseleninic anhydride

product Name Benzeneseleninic anhydride
Synonyms Phenylselenic anhydride; Benzeneseleninic acid anhydride; Phenylseleninic anhydride; 1,3-diphenyldiselenoxane 1,3-dioxide
Molecular Formula C12H10O3Se2
Molecular Weight 360.126
InChI InChI=1/C12H10O3Se2/c13-16(11-7-3-1-4-8-11)15-17(14)12-9-5-2-6-10-12/h1-10H
CAS Registry Number 17697-12-0
EINECS 241-701-3
Molecular Structure 17697-12-0 Benzeneseleninic anhydride
Melting point 170-173℃
Boiling point 184.2°C at 760 mmHg
Flash point 65.2°C
Vapour Pressur 1.02mmHg at 25°C
Hazard Symbols  T:Toxic;
 N:Dangerous for the environment;
Risk Codes R23/25:Toxic by inhalation and if swallowed.;
R33:Danger of cummulative effects.;
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.;
Safety Description S20/21:When using do not eat, drink or smoke.;
S28A:After contact with skin, wash immediately with plenty of water.;
S45:In case of accident of if you feel unwell, seek medical advice immediately (show the label where possible).;
S60:This material and its container must be disposed of as hazardous waste.;
S61:Avoid release to the environment. Refer to special instructions / Safety data sheets.;
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