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623-26-7

Name 1,4-Dicyanobenzene
CAS 623-26-7
EINECS(EC#) 210-783-2
Molecular Formula C8H4N2
MDL Number MFCD00001810
Molecular Weight 128.13
MOL File 623-26-7.mol
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Chemical Properties

Appearance biege powder
Melting point  221-225 °C (lit.)
Boiling point  227.54°C (rough estimate)
density  1.3g/cm3(25℃)
vapor density  4.42
refractive index  1.6231 (estimate)
storage temp.  Sealed in dry,Room Temperature
solubility  Chloroform (Slightly), DMSO (Slightly)
form  Powder
color  White to light yellow
Stability: Stable. Incompatible with strong acids, strong bases, strong oxidizing agents, strong reducing agents.
Water Solubility  0.08 g/L (23 ºC)
Detection Methods HPLC
BRN  1072210
CAS DataBase Reference 623-26-7(CAS DataBase Reference)
NIST Chemistry Reference 1,4-Benzenedicarbonitrile(623-26-7)
EPA Substance Registry System 623-26-7(EPA Substance)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S24/25:Avoid contact with skin and eyes .
RIDADR  3439
WGK Germany  2
RTECS  CZ1925000
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  III
HS Code  29269095
Safety Profile
Moderately toxic by ingestion and intraperitoneal routes. An eye irritant. When heated to decomposition it emits toxic fumes of CNand NO,. See also NITRILES.
Toxicity
LD50 orl-rat: >6400 mg/kg ZAARAM 19,225,69

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