128545-32-4

Basic information

• Product Name: Benzo[b]thiophen-3(2H)-one, 2-(triphenylphosphoranylidene)-, 1,1-dioxide
• CAS NO: 128545-32-4
• Molecular Formula: C26H19O3PS
• Molecular Weight: 442.475
• Mol File: 128545-32-4.mol

Chemical Properties

• CAS DataBase Reference: Benzo[b]thiophen-3(2H)-one, 2-(triphenylphosphoranylidene)-, 1,1-dioxide(CAS DataBase Reference)
• NIST Chemistry Reference: Benzo[b]thiophen-3(2H)-one, 2-(triphenylphosphoranylidene)-, 1,1-dioxide(128545-32-4)
• EPA Substance Registry System: Benzo[b]thiophen-3(2H)-one, 2-(triphenylphosphoranylidene)-, 1,1-dioxide(128545-32-4)

Safety Data

• Hazardous Substances Data: 128545-32-4(Hazardous Substances Data)

Upstream product

• 1127-35-1 1-benzothiophen-3(2H)-one 1,1-dioxide 
• 128545-30-2 2,3-dihydro-2-phenyliodonium-3-oxo-benzo(b)thiolenide-1,1-dioxide 
• 603-35-0 triphenylphosphine 

Relevant articles and documents

2,3-Dihydro-3-oxo-2-phenyliodonium-benzo[b]thiolenide-1,1-dioxide: Synthesis, decomposition and Cu-catalyzed thermal reactions.

Iodonium ylide 4 was prepared in 93% yield from the reaction of β-ketosulfone 3 with phenyl iodosyl bis(trifluoroacetate). Although insoluble in most solvents, ylide 4 was readily soluble in a mixture of CH2Cl2 ! ethanol (1:1), yield

Reactions of 2,3-dihydro-2-phenyliodonium-3-oxo-benzo[b]thiolenide-1,1-dioxide

2,3-Dihydro-2-phenyliodonium-3-oxo-benzo[b]thiolenide-1,1-dioxide was found to react with various substrates like alkenes, alkynes, thiobenzophenones et.