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7101-31-7

Name Dimethyldiselenide
CAS 7101-31-7
EINECS(EC#) 230-410-7
Molecular Formula C2H6Se2
MDL Number MFCD00008254
Molecular Weight 187.99
MOL File 7101-31-7.mol
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Chemical Properties

Appearance orange liquid with a very unpleasant smell
Melting point  -82.2 °C
Boiling point  155-157 °C (lit.)
density  1.987 g/mL at 25 °C(lit.)
refractive index  n20/D 1.6388(lit.)
Fp  140 °F
storage temp.  0-6°C
form  liquid
color  Light yellow to Brown
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, strong acids.
Water Solubility  Reacts with water.
Sensitive  Air & Moisture Sensitive
Exposure limits ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3
CAS DataBase Reference 7101-31-7(CAS DataBase Reference)
NIST Chemistry Reference Dimethyl diselenide(7101-31-7)

Safety Data

Hazard Codes  T,N
Risk Statements 
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R33:Danger of cumulative effects.
R23/25:Toxic by inhalation and if swallowed .
Safety Statements 
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
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 label where possible) .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
S60:This material and/or its container must be disposed of as hazardous waste .
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) .
RIDADR  UN 2929 6.1/PG 2
WGK Germany  3
HS Code  2931.90.9051
HazardClass  6.1
PackingGroup  II

Hazard Information

Material Safety Data Sheet(MSDS)

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