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
Exposure limits NIOSH: IDLH 25 mg/m3
InChI 1S/C8H4N2/c9-5-7-1-2-8(6-10)4-3-7/h1-4H
InChIKey BHXFKXOIODIUJO-UHFFFAOYSA-N
SMILES N#Cc1ccc(cc1)C#N
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)
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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
REACH Registrations Active
HazardClass  6.1(b)
PackingGroup  III
HS Code  29269095
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
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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Hazard Information

Material Safety Data Sheet(MSDS)

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