2,3,5,6-Tetrafluoro-7,7,8,8-tetracyanoquinodimethane

Molecule structure of Propanedinitrile,2,2'-(2,3,5,6-tetrafluoro-2,5-cyclohexadiene-1,4-diylidene)bis- (CAS NO.29261-33-4):

IUPAC Name: 2-[4-(Dicyanomethylidene)-2,3,5,6-tetrafluorocyclohexa-2,5-dien-1-ylidene]propanedinitrile
Molecular Weight: 276.148813 [g/mol]
Molecular Formula: C₁₂F₄N₄
XLogP3-AA: 0.2
H-Bond Acceptor: 8
Exact Mass: 276.005909
MonoIsotopic Mass: 276.005909
Topological Polar Surface Area: 95.2
Heavy Atom Count: 20
Index of Refraction: 1.522
Molar Refractivity: 53.62 cm³
Molar Volume: 175.7 cm³
Surface Tension: 53.6 dyne/cm
Density: 1.57 g/cm³ 
Melting Point: 285-290 °C(lit.)
Water Solubility: insoluble
Enthalpy of Vaporization: 17.47 kJ/mol
Vapour Pressure: 35500 mmHg at 25 °C 
Canonical SMILES: C(#N)C(=C1C(=C(C(=C(C#N)C#N)C(=C1F)F)F)F)C#N
InChI: InChI=1S/C12F4N4/c13-9-7(5(1-17)2-18)10(14)12(16)8(11(9)15)6(3-19)4-20
InChIKey: IXHWGNYCZPISET-UHFFFAOYSA-N
Product Categories: pharmacetical; Electronic Chemicals; Acceptors (Charge Transfer Complexes); Charge Transfer Complexes for Organic Metals; Functional Materials; Highly Purified Reagents; Other Categories; Refined Products by Sublimation; TCNQ Derivatives

Hazard Codes: Xn, T
Risk Statements: 36/37/38-20/21/22
R36/37/38:Irritating to eyes, respiratory system and skin. 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 22-24/25-36/37/39-26
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RIDADR: 2811
WGK Germany: 3
Hazard Note: Toxic
HazardClass: 6.1(b)
PackingGroup: III

 Propanedinitrile,2,2'-(2,3,5,6-tetrafluoro-2,5-cyclohexadiene-1,4-diylidene)bis- (CAS NO.29261-33-4) is also called ,2'-(2,3,5,6-Tetrafluoro-2,5-cyclohexadiene-1,4-diylidene)dimalononitrile ; 2,2'-(2,3,5,6-Tetrafluorocyclohexa-2,5-diene-1,4-diylidene)dimalononitrile ; (2,3,5,6-Tetrafluoro-2,5-cyclohexadiene-1,4-diylidene)dimalononitrile ; 2,3,5,6-Tetrafluoro-7,7,8,8-Tetracyanoquinodimethane ; 2,3,5,6-Tetrafluorotetracyanoquinodimethane ; 2,3,5,6-Tetrafluorotetracyanoquinodimethane 95% ; 7,7,8,8-Tetracyano-2,3,5,6-tetrafluoroquinodimethane . Propanedinitrile,2,2'-(2,3,5,6-tetrafluoro-2,5-cyclohexadiene-1,4-diylidene)bis- (CAS NO.29261-33-4) is yellow-greenish or orange-brown powder.