Name | tetracyanoquinodimethane |
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Synonyms |
2-[4-(dicyanomethylidene)cyclohexa-2,5-dien-1-ylidene]propanedinitrile
(2,5-Cyclohexadiene-1,4-diylidene)-dimalononitrile Propanedinitrile, 2,2'- (2,5-cyclohexadiene-1,4-diylidene)bis- 2,2'-cyclohexa-2,5-diene-1,4-diylidenedipropanedinitrile 7,7',8,8'-Tetracyanoquinodimethane MFCD00011664 2,2'-(2,5-Cyclohexadiene-1,4-diylidene)dimalononitrile 2,2'-Cyclohexa-2,5-diene-1,4-diylidenedimalononitrile Propanedinitrile, 2,2'-(2,5-cyclohexadiene-1,4-diylidene)bis- TCNQ Tetracyanoquinodimethane 2,2'-(Cyclohexa-2,5-diene-1,4-diylidene)dimalononitrile 2-[4-(dicyanomethylidene)cyclohexa-2,5-dienyliden]malononitrile EINECS 216-174-8 7,7,8,8-Tetracyanoquinodimethane |
Density | 1.4±0.1 g/cm3 |
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Boiling Point | 254.7±40.0 °C at 760 mmHg |
Melting Point | 287-289 °C (dec.)(lit.) |
Molecular Formula | C12H4N4 |
Molecular Weight | 204.187 |
Flash Point | 99.7±21.2 °C |
Exact Mass | 204.043594 |
PSA | 95.16000 |
LogP | -0.36 |
Vapour Pressure | 0.0±0.5 mmHg at 25°C |
Index of Refraction | 1.630 |
Stability | Stable. Incompatible with strong acids, strong bases, strong reducing agents, strong oxidizing agents. |
Water Solubility | insoluble |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
|
Symbol |
GHS06 |
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Signal Word | Danger |
Hazard Statements | H301 + H311 + H331 |
Precautionary Statements | P261-P280-P301 + P310-P311 |
Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
Hazard Codes | Xn:Harmful; |
Risk Phrases | R20/21/22 |
Safety Phrases | S22-S24/25-S36/37-S26 |
RIDADR | 3276 |
WGK Germany | 3 |
RTECS | GU4850000 |
Packaging Group | II |
Hazard Class | 6.1 |
HS Code | 29269095 |
Precursor 9 | |
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DownStream 10 | |
HS Code | 2926909090 |
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Summary | HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |