125281-79-0

Basic information

• Product Name: 7-Benzyl-6-oxaspiro<3.5>non-7-en-5,9-dion
• CAS NO: 125281-79-0
• Molecular Weight: 242.274
• Mol File: 125281-79-0.mol
• Article Data: 1

Chemical Properties

• CAS DataBase Reference: 7-Benzyl-6-oxaspiro<3.5>non-7-en-5,9-dion(CAS DataBase Reference)
• NIST Chemistry Reference: 7-Benzyl-6-oxaspiro<3.5>non-7-en-5,9-dion(125281-79-0)
• EPA Substance Registry System: 7-Benzyl-6-oxaspiro<3.5>non-7-en-5,9-dion(125281-79-0)

Safety Data

• Hazardous Substances Data: 125281-79-0(Hazardous Substances Data)

Upstream product

• 103-79-7 1-phenyl-acetone 
• 51816-01-4 cyclobutane-1,1-dicarboxylic acid dichloride 
• 59021-31-7 2-trimethylsilyloxy-3-phenyl-1-propene 

Relevant articles and documents

Enolate Ions, II. - Convenient Synthesis of 3,4-Dihydro-2,4-dioxo-2H-pyrans and 2-Pyrones. - Enolate Ions as Synthetic Equivalents of 1,3-Dianions. - Crystal and Molecular Structure of Ethyl 6-Ethoxy-3,4-dihydro-3,3-dimethyl-2,4-dioxo-2H-pyran-5-carboxyla

Reaction of dimethylmalonyl chloride (6a) or cyclic 1,1-dicarbonyl dichlorides 6b-d with two equivalents of lithium enolates 7, 22, and silyl enol ethers 8, respectively, yields 3,4-dihydro-2,4-dioxo-2H-pyrans 10, 24, or spiro compounds 11-13, 25-27.The s