1221160-98-0

Basic information

• Product Name: methyl 2-acetyl-5'-phenyl-2H-spirobenzo[d]isothiazole-3,3'-pyrazole-1,1-dioxide-2'(4'H)-carboxylate
• CAS NO: 1221160-98-0
• Molecular Weight: 399.427
• Mol File: 1221160-98-0.mol
• Article Data: 1

Chemical Properties

• CAS DataBase Reference: methyl 2-acetyl-5'-phenyl-2H-spirobenzo[d]isothiazole-3,3'-pyrazole-1,1-dioxide-2'(4'H)-carboxylate(CAS DataBase Reference)
• NIST Chemistry Reference: methyl 2-acetyl-5'-phenyl-2H-spirobenzo[d]isothiazole-3,3'-pyrazole-1,1-dioxide-2'(4'H)-carboxylate(1221160-98-0)
• EPA Substance Registry System: methyl 2-acetyl-5'-phenyl-2H-spirobenzo[d]isothiazole-3,3'-pyrazole-1,1-dioxide-2'(4'H)-carboxylate(1221160-98-0)

Safety Data

• Hazardous Substances Data: 1221160-98-0(Hazardous Substances Data)

Upstream product

• 91842-96-5 acetophenone carbomethoxyhydrazone 
• 57683-71-3 methyl 2-(aminosulfonyl)benzoate 
• 108-24-7 acetic anhydride 

Relevant articles and documents

Synthesis and crystal structure determination of methyl 2-acetyl-5′-phenyl-2H-spiro[benzo[d]isothiazole-3,3′-pyrazole]-1, 1-dioxide-2′(4′H)-carboxylate and Methyl 2-acetyl-5′-(2- thienyl)-2H-spiro[benzo[d]isothiazole-3,3′-pyrazole]-1, 1-dioxide-2′(4′H)-ca

Dilithiated C(α), N-carbomethoxyhydrazones were condensed with lithiated methyl 2-(aminosulfonyl)benzoate to afford intermediates that were isolated and not characterized but cyclized with acetic anhydride, which also resulted in N-acetylation. The X-ray