137502-11-5

Basic information

• Product Name: 4-(1-benzoylethyl)-2,3-dichloro-4-hydroxycyclobut-2-enone
• Synonyms: 4-(1-benzoylethyl)-2,3-dichloro-4-hydroxycyclobut-2-enone
• CAS NO: 137502-11-5
• Molecular Weight: 285.127
• Mol File: 137502-11-5.mol
• Article Data: 2

Chemical Properties

• CAS DataBase Reference: 4-(1-benzoylethyl)-2,3-dichloro-4-hydroxycyclobut-2-enone(CAS DataBase Reference)
• NIST Chemistry Reference: 4-(1-benzoylethyl)-2,3-dichloro-4-hydroxycyclobut-2-enone(137502-11-5)
• EPA Substance Registry System: 4-(1-benzoylethyl)-2,3-dichloro-4-hydroxycyclobut-2-enone(137502-11-5)

Safety Data

• Hazardous Substances Data: 137502-11-5(Hazardous Substances Data)

Upstream product

• 2892-63-9 3,4-Dichlorocyclobut-3-ene-1,2-dione 
• 37471-46-8 1-phenyl-1-trimethylsiloxypropene 
• 71268-59-2 (E)-1-phenyl-1-(trimethylsiloxy)propene 

Relevant articles and documents

Synthesis of Squaric Acid Derivatives by Lewis Acid-catalysed Reaction of its Dichloride, Methyl Ester Chloride, Diethylamide Chloride, and Ethyl Diester with Unsaturated Organosilanes: New Method for C-C Bond Formation on Cyclobutenedione

The squaric acid family of derivatives, e.g. dichloride 2, methyl ester chloride 3, diethyl amide chloride 4, and ethyl diester 5, reacted with a variety of unsaturated organosilanes 6 in the presence of a catalyst, typically titanium tetrachloride, at -7