Cas no 1518-16-7 (Tetracyanoquinodimethane)

Tetracyanoquinodimethane structure
Tetracyanoquinodimethane structure
Product Name:Tetracyanoquinodimethane
CAS No:1518-16-7
MF:C12H4N4
MW:204.186961174011
MDL:MFCD00011664
CID:41513
PubChem ID:87576094
Update Time:2025-07-29

Tetracyanoquinodimethane Chemical and Physical Properties

Names and Identifiers

    • 2,2'-(Cyclohexa-2,5-diene-1,4-diylidene)dimalononitrile
    • 2,5-Cyclohexadiene-delta1,alpha.4,alpha-dimalononitrile
    • TCNQ
    • (2,5-Cyclohexadiene-1,4-diylidene)malononitrile
    • Tetracyano p-Quinone Dimethane
    • 7,7,8,8-Tetracyanoquinodimethane
    • 7,7,8,8-Tetracyanoquinodimethane (purified by sublimation)
    • (2,5-Cyclohexadiene-1,4-diylidene)-dimalononitrile
    • 2-[4-(dicyanomethylidene)cyclohexa-2,5-dien-1-ylidene]propanedinitrile
    • 7,7',8,8'-Tetracyanoquinodimethane
    • 1,4-Bis(dicyanomethylene)cyclohexadiene (purified by sublimation)
    • TCNQ (purified by sublimation)
    • 1,4-Bis(dicyanomethylene)cyclohexadiene
    • 2,2'-(2,5-Cyclohexadiene-1,4-diylidene)bispropanedinitrile
    • TIMTEC-BB SBB000435
    • 7,7,8,8-Tetracyanoqu
    • tetracyano-quinodimetha
    • Tetracyanoquinodimethan
    • TETRACYANOQUINODIMETHANE
    • Quinodimethan, tetracyano-
    • 7,7,8,8-Tetracyanodimethan
    • TETRACYANODIMETHANOQUINONE
    • TETRACYANO P-QUINODIMETHANE
    • Tetracyano-p-quinodimethane
    • Tetracyanoquinodimethan(e)
    • Propanedinitrile, 2,2'-(2,5-cyclohexadiene-1,4-diylidene)bis-
    • 7,7,8,8-Tetracyano-p-quinodimethane
    • 7,7,8,8-Tetracyano-1,4-quinodimethan
    • 2,5-Cyclohexadiene-1,4-diylidenedimalononitrile
    • HC6FB4H2KW
    • 2,5-Cyclohexad
    • 2,5-Cyclohexadiene-.delta.1,.alpha.:4,.alpha.'-dimalononitrile
    • EINECS 216-174-8
    • UNII-HC6FB4H2KW
    • NCIOpen2_007109
    • T0078
    • 26810-79-7
    • NSC 105237
    • C12H4N4
    • CHEBI:52445
    • SB66414
    • 2,5-Cyclohexadiene-delta1,alpha:4,alpha'-dimalononitrile
    • 7,8,8'-Tetracyanoquinodimethane
    • Q2135917
    • 2,4-diylidenedimalononitrile
    • D77779
    • AKOS015890682
    • 2,5-Cyclohexadiene-delta(sup 1,alpha:4,alpha)-dimalononitrile
    • W-108059
    • (2,5-CYCLOHEXADIENE-1,4-DIYLIDENE)DIMALONONITRILE
    • 7,7,8,8-Tetracyanoquinodimethane, 98%
    • (2,5-Cyclo-hexadiene-1,4-diylidene)-dimalononitrile
    • CS-W015411
    • 2,5-Cyclohexadiene-delta(sup1alpha:4alpha)dimalononitrile
    • SY009883
    • MFCD00011664
    • SCHEMBL51181
    • 2,2'-cyclohexa-2,5-diene-1,4-diylidenedipropanedinitrile
    • 2-[4-(dicyanomethyliden)cyclohexa-2,5-dien-1-yliden]propandinitril
    • NS00024950
    • T3034
    • HMS547F03
    • QUINODIMETHANE, TETRACYANO-
    • CS-17370
    • A809224
    • 2,5-Cyclohexadiene-1,4-diylidene-alpha,alpha'-dimalononitrile
    • 7,8,8-Tetracyano-1,4-quinodimethan
    • 2,.alpha.:4,.alpha.'-dimalononitrile
    • 2,5-Cyclohexadiene-.delta.(sup1.alpha.:4.alpha.)dimalononitrile
    • NSC105237
    • 7,8,8-Tetracyano-p-quinodimethane
    • NSC-105237
    • DTXSID5061748
    • FT-0621330
    • YSWG203
    • 1518-16-7
    • 2-(4-Dicyanomethylene-cyclohexa-2,5-dienylidene)-malononitrile
    • 2,5-Cyclohexadiene-1,4-diylidene-.alpha.,.alpha.'-dimalononitrile
    • Propanedinitrile,2'-(2,5-cyclohexadiene-1,4-diylidene)bis-
    • SR-01000635718-1
    • 7,8,8-Tetracyanoquinodimethane
    • 7,7,8,8-Tetracyano-1,4-quinodimethane
    • Maybridge1_002049
    • 2,2'-(2,5-CYCLOHEXADIENE-1,4-DIYLIDENE)BIS(PROPANEDINITRILE)
    • CCG-45987
    • 2,2'-(2,5-Cyclohexadiene-1,4-diylidene)bismalononitrile
    • 7,7,8,8tetracyanoquinodimethane
    • tetracyanoquinonedimethane
    • 2,5Cyclohexadienedelta(sup1,alpha:4,alpha')dimalononitrile
    • 7,7,8,8Tetracyano1,4quinodimethan
    • 7,7,8,8Tetracyanopquinodimethane
    • DTXCID7034915
    • 7,7',8, 8'-Tetracyanoquinodimethane
    • Tetracyanopquinodimethane
    • 7,7,8, 8-Tetracyano-p-quinodimethane
    • 2,5Cyclohexadiene1,4diylidenedimalononitrile
    • 2,5Cyclohexadienedelta1,alpha:4,alpha'dimalononitrile
    • 2,5Cyclohexadienedelta1,alpha:4,alpha'dimalononitrile (8CI)
    • 2, 5-Cyclohexadiene-a:4,a'-dimalononitrile
    • 2-(4-(dicyanomethylidene)cyclohexa-2,5-dien-1-ylidene)propanedinitrile
    • Propanedinitrile, 2,2'(2,5cyclohexadiene1,4diylidene)bis
    • 2,2'(2,5Cyclohexadiene1,4diylidene)bismalononitrile
    • Quinodimethan, tetracyano
    • 2, 5-Cyclohexadiene-a:4a)dimalononitrile
    • FT35132
    • Tetracyanoquinodimethane
    • MDL： MFCD00011664
    • Inchi： 1S/C12H4N4/c13-5-11(6-14)9-1-2-10(4-3-9)12(7-15)8-16/h1-4H
    • InChI Key： PCCVSPMFGIFTHU-UHFFFAOYSA-N
    • SMILES： N#CC(C#N)=C1C=CC(=C(C#N)C#N)C=C1 |c:4,t:8|
    • BRN： 611604

Computed Properties

  • Exact Mass: 204.04400
  • Monoisotopic Mass: 204.044
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 16
  • Rotatable Bond Count: 0
  • Complexity: 535
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 1
  • Topological Polar Surface Area: 95.2

Experimental Properties

  • Color/Form: Green or brown crystals.
  • Density: 1.3596 (rough estimate)
  • Melting Point: 289°C(lit.)
  • Boiling Point: 332.67°C (rough estimate)
  • Flash Point: 99.7 °C
  • Refractive Index: 1.5000 (estimate)
  • Water Partition Coefficient: Insoluble
  • Stability/Shelf Life: Stable. Incompatible with strong acids, strong bases, strong reducing agents, strong oxidizing agents.
  • PSA: 95.16000
  • LogP: 0.08232
  • λmax: 395(CH3CN)(lit.)
  • Solubility: Insoluble in water.

Tetracyanoquinodimethane Security Information

Tetracyanoquinodimethane Customs Data

  • HS CODE：29269095
  • Customs Data：

    China Customs Code:

    2926909090

    Overview:

    2926909090 Other nitrile based compounds. VAT:17.0% Tax refund rate:9.0% Regulatory conditions:nothing MFN tariff:6.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    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%

Tetracyanoquinodimethane Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
SHANG HAI MAI KE LIN SHENG HUA Technology Co., Ltd.
T819136-25g
7,7,8,8-Tetracyanoquinodimethane
 1518-16-7 98%
25g
 ￥1,626.00 2022-08-31
TI XI AI ( SHANG HAI ) HUA CHENG GONG YE FA ZHAN Co., Ltd.
T3034-5G
7,7,8,8-Tetracyanoquinodimethane (purified by sublimation)
 1518-16-7 >99.0%(HPLC)(N)
5g
 ￥1210.00 2024-04-17
TI XI AI ( SHANG HAI ) HUA CHENG GONG YE FA ZHAN Co., Ltd.
T0078-25G
7,7,8,8-Tetracyanoquinodimethane
 1518-16-7 >98.0%(HPLC)(N)
25g
 ￥2025.00 2023-09-07
ChemScence
CS-W015411-5g
2,2'-(Cyclohexa-2,5-diene-1,4-diylidene)dimalononitrile
 1518-16-7 ≥98.0%
5g
 $57.0 2022-04-27
ChemScence
CS-W015411-10g
2,2'-(Cyclohexa-2,5-diene-1,4-diylidene)dimalononitrile
 1518-16-7 ≥98.0%
10g
 $96.0 2022-04-27
ChemScence
CS-W015411-25g
2,2'-(Cyclohexa-2,5-diene-1,4-diylidene)dimalononitrile
 1518-16-7 ≥98.0%
25g
 $180.0 2022-04-27
SHANG HAI JI ZHI SHENG HUA Technology Co., Ltd.
T29630-5g
2,2-(Cyclohexa-2,5-diene-1,4-diylidene)dimalononitrile
 1518-16-7 98%
5g
 ￥392.0 2023-09-06
SHANG HAI JI ZHI SHENG HUA Technology Co., Ltd.
T29630-1g
2,2-(Cyclohexa-2,5-diene-1,4-diylidene)dimalononitrile
 1518-16-7
1g
 ￥146.0 2021-09-07
SHANG HAI YI EN HUA XUE JI SHU Co., Ltd.
R012814-1g
Tetracyanoquinodimethane
 1518-16-7 98%
1g
 ￥88 2024-05-25
SHANG HAI YI EN HUA XUE JI SHU Co., Ltd.
R012814-25g
Tetracyanoquinodimethane
 1518-16-7 98%
25g
 ￥1209 2024-05-25

Tetracyanoquinodimethane Production Method

Tetracyanoquinodimethane Suppliers

Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:1518-16-7)7,7,8,8-Tetracyanoquinodimethane
Order Number:sfd14240
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:36
Price ($):discuss personally
Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:1518-16-7)Tetracyanoquinodimethane
Order Number:A809224
Stock Status:in Stock
Quantity:5g/25g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 04:50
Price ($):152.0/162.0

Tetracyanoquinodimethane Related Literature

Related Categories

1518-16-7 (Tetracyanoquinodimethane) Related Products

Recommended suppliers
Suzhou Senfeida Chemical Co., Ltd
(CAS:1518-16-7)7,7,8,8-Tetracyanoquinodimethane
sfd14240
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
Email
Amadis Chemical Company Limited
(CAS:1518-16-7)Tetracyanoquinodimethane
A809224
Purity:99%/99%
Quantity:5g/25g
Price ($):152.0/162.0
Email