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3634-83-1

Name 1,3-Bis(isocyanatomethyl)benzene
CAS 3634-83-1
EINECS(EC#) 222-852-4
Molecular Formula C10H8N2O2
MDL Number MFCD00019917
Molecular Weight 188.18
MOL File 3634-83-1.mol
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Chemical Properties

Melting point  -7°C
Boiling point  88-90 °C/0.02 mmHg (lit.)
density  1.202 g/mL at 20 °C(lit.)
vapor pressure  0.021Pa at 20℃
refractive index  n20/D 1.451
Fp  42°C
storage temp.  2-8°C
solubility  Chloroform (Sparingly), Methanol (Slightly)
form  clear liquid
color  Colorless to Light yellow
BRN  781825
Stability: Hygroscopic, Moisture sensitive
LogP 3.215 (est)
CAS DataBase Reference 3634-83-1(CAS DataBase Reference)
EPA Substance Registry System 3634-83-1(EPA Substance)

Safety Data

Hazard Codes  C
Risk Statements 
R10:Flammable.
R34:Causes burns.
R42:May cause sensitization by inhalation.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
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) .
RIDADR  UN 2920 8/PG 2
WGK Germany  2
RTECS  NR0147000
F  8-10-19-21
HazardClass  6.1
PackingGroup  II
HS Code  29291090
Safety Profile
Moderately toxic by ingestion. A severe skin and eye irritant. A sensitizer. A flammable liquid. When heated to decomposition it emits very toxic fumes of NOx. See also ISOCYANATES.
Toxicity
mouse,LD50,oral,840mg/kg (840mg/kg),Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories. Vol. 39, Pg. 202, 1980.

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