51694-22-5

Name 2-NITROPHENYL SELENOCYANATE
CAS 51694-22-5
EINECS(EC#) 257-350-4
Molecular Formula C7H4N2O2Se
MDL Number MFCD00043146
Molecular Weight 227.08
MOL File 51694-22-5.mol
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Chemical Properties

Appearance dark brown crystalline solid
Melting point  140-142 °C(lit.)
Boiling point  345.2±44.0 °C(Predicted)
storage temp.  Inert atmosphere,Room Temperature
solubility  Soluble in dichloromethane, tetrahydrofuran, dimethyl formamide and ethanol.
form  Crystalline Powder
color  brown
Stability: Stable. Incompatible with acids, strong oxidizing agents.
BRN  1309777
Exposure limits ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; IDLH 25 mg/m3; TWA 0.2 mg/m3
InChI 1S/C7H4N2O2Se/c8-5-12-7-4-2-1-3-6(7)9(10)11/h1-4H
InChIKey LHBLJWULWKQRON-UHFFFAOYSA-N
SMILES [O-][N+](=O)c1ccccc1[Se]C#N
CAS DataBase Reference 51694-22-5(CAS DataBase Reference)
EPA Substance Registry System Selenocyanic acid, 2-nitrophenyl ester (51694-22-5)

Safety Data

Symbol(GHS)  Skull and Crossbones (GHS06)Health Hazard (GHS08)Environment (GHS09)
GHS06,GHS08,GHS09
Signal word  Danger
Hazard statements  H301+H331-H373-H410
Precautionary statements  P273-P301+P310+P330-P304+P340+P311-P314
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 3282 6.1/PG 3
WGK Germany  3
F  13
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29310099
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Inhalation
Acute Tox. 3 Oral
Aquatic Acute 1
Aquatic Chronic 1
STOT RE 2

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