Divinyl sulfone

• Catalog No.: L12827
• CAS Number: 77-77-0
• M. F.: C4H6O2S
• M. W.: 118.15424
• Purity: 97%, stab. with 0.05% hydroquinone

SYNONYMS

• Title: 二乙烯基砜
• IUPAC name: (ethenesulfonyl)ethene
• IUPAC Traditional name: vinyl sulfone
• Synonyms: Vinyl sulfone

DATABASE IDS

• MDL Number: MFCD00008623
• Beilstein Number: 1071329
• CAS Number: 77-77-0
• EC Number: 201-057-6

PROPERTIES

• Purity: 97%, stab. with 0.05% hydroquinone
• Boiling Point: 233-234°C
• Density: 1.177
• Flash Point: 102°C(215°F)
• Melting Point: ca -26°C
• Refractive Index: 1.4760
• GHS Hazard statements: H300-H310-H314-H318
• European Hazard Symbols: Highly toxic (T+)
• GHS Precautionary statements: P280-P262-P305+P351+P338-P309-P310
• Risk Statements: 25-27-34
• RTECS: KM7175000
• Safety Statements: 20-23-26-27/28-36/37/39-45-60
• TSCA Listed: 否
• Hazard Class: 6.1
• UN Number: UN2927
• Packing Group: I

REFERENCES

• Reactive dienophile and Michael acceptor. Reacts with oximes to give bicyclic products derived from dipolar cycloaddition of a transient nitrone intermediate: Tetrahedron Lett., 29, 2417 (1988):
  
• In the presence of thiazolium salt catalysts (see 3-Benzyl-5-(2-hydroxyethyl)-4-methylthiazolium chloride, L08750), the Stetter reaction with aldehydes gives 1,4-diketones by loss of SO₂ from the intermediate dialkyl sulfone: Chem. Ber., 114, 1226 (1981); for a related example, see Phenyl vinyl sulfone, A14794. Cyclization of the 1,4-diones derived from pyrrole-, furan- and thiophene-2-carboxaldehydes provides a route to polypyrroles and analogues as potential porphyrin-type subunits: J. Org. Chem., 55, 2904 (1990).