129853-18-5

Basic information

• Product Name: 3-(3-Chloro-phenyl)-4-hydroxy-cyclobut-3-ene-1,2-dione
• CAS NO: 129853-18-5
• Molecular Weight: 208.601
• Mol File: 129853-18-5.mol
• Article Data: 1

Chemical Properties

• CAS DataBase Reference: 3-(3-Chloro-phenyl)-4-hydroxy-cyclobut-3-ene-1,2-dione(CAS DataBase Reference)
• NIST Chemistry Reference: 3-(3-Chloro-phenyl)-4-hydroxy-cyclobut-3-ene-1,2-dione(129853-18-5)
• EPA Substance Registry System: 3-(3-Chloro-phenyl)-4-hydroxy-cyclobut-3-ene-1,2-dione(129853-18-5)

Safety Data

• Hazardous Substances Data: 129853-18-5(Hazardous Substances Data)

Upstream product

• 31876-38-7 semisquaric acid 
• 100-77-6 3-chlorobenzenediazonium chloride 

Relevant articles and documents

Oxocarbons and Related Compounds; Part 15. Meerwein-Arylation of Semisquaric Acid and Semisquaric Amides. A General Method for the Preparation of 3-Aryl-4-hydroxy- and 3-Amino-4-aryl-3-cyclobutene-1,2-diones.

Meerwein-arylation of semisquaric acid (1) and semisquaric amides 4 has been found to afford general routes to 3-aryl-4-hydroxy-3-cyclobutene-1,2-diones 3 and 3-amino-4-aryl-3-cyclobutene-1,2-diones 5 respectively.