Tetracyanoethylene , AR , 670-54-2

Synonym(s):
Ethylenetetracarbonitrile;NSC 24833;Percyanoethylene;TCNE

CAS NO.：670-54-2

Empirical Formula: C6N4

Molecular Weight: 128.09

MDL number: MFCD00001850

EINECS: 211-578-0

PRODUCT Properties

• Melting point: 197-199 °C(lit.)
• Boiling point: 223 °C
• Density: 1,348 g/cm³
• refractive index: 1.5600
• Flash point: 223°C
• storage temp.: 2-8°C
• form: Crystalline Powder, Crystals or Chunks
• color: White to beige-brown
• Water Solubility: hydrolyzes
• Sensitive: Moisture Sensitive
• λmax: 328nm(CHCl3)(lit.)
• Merck: 14,9195
• BRN: 1679885
• InChI: 1S/C6N4/c7-1-5(2-8)6(3-9)4-10
• InChIKey: NLDYACGHTUPAQU-UHFFFAOYSA-N
• SMILES: N#CC(C#N)=C(C#N)C#N
• CAS DataBase Reference: 670-54-2(CAS DataBase Reference)
• NIST Chemistry Reference: Tetracyanoethylene(670-54-2)
• EPA Substance Registry System: Ethenetetracarbonitrile (670-54-2)

Description and Uses

In the synthesis of spiro Compounds, in modified Diels-Alder reactions, as aromatizing agent: Longone, Smith, Tetrahedron Lett. 1962, 205.

Safety

• Symbol(GHS): GHS06
• Signal word: Danger
• Hazard statements: H300-H312+H332
• Precautionary statements: P261-P264-P280-P301+P310-P302+P352+P312-P304+P340+P312
• PPE: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
• Hazard Codes: T+
• Risk Statements: 20/21-28-23/24
• Safety Statements: 28-36/37-45-28A-22-1
• RIDADR: UN 2811 6.1/PG 1
• WGK Germany: 3
• RTECS: KM7300000
• TSCA: TSCA listed
• HazardClass: 6.1
• PackingGroup: II
• HS Code: 29269095
• Storage Class: 6.1A - Combustible acute toxic Cat. 1 and 2; very toxic hazardous materials
• Hazard Classifications: Acute Tox. 1 Oral; Acute Tox. 4 Dermal; Acute Tox. 4 Inhalation