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1666-13-3

Name Diphenyl diselenide
CAS 1666-13-3
EINECS(EC#) 216-780-2
Molecular Formula C12H10Se2
MDL Number MFCD00003001
Molecular Weight 312.13
MOL File 1666-13-3.mol
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Chemical Properties

Appearance yellow crystalline powder
Melting point  60 °C
Boiling point  202 °C / 11mmHg
density  1.5570
refractive index  1.7430
storage temp.  Store at 0-5°C
form  Powder
color  yellow
Specific Gravity 1.84
Water Solubility  Insoluble
Hydrolytic Sensitivity 8: reacts rapidly with moisture, water, protic solvents
BRN  2047179
Exposure limits ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3
CAS DataBase Reference 1666-13-3(CAS DataBase Reference)
NIST Chemistry Reference Diselenide, diphenyl(1666-13-3)
EPA Substance Registry System 1666-13-3(EPA Substance)

Safety Data

Hazard Codes  T,N
Risk Statements 
R23/25:Toxic by inhalation and if swallowed .
R33:Danger of cumulative effects.
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Statements 
S20/21:When using, do not eat, drink or smoke .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 3283 6.1/PG 2
WGK Germany  3
RTECS  JM9152500
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29319090

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