848221-36-3

Basic information

• Product Name: 6'-amino-5'-cyano-3'-phenyl-5-nitrospiro[indoline-3,4'(1'H)-pyrano[2,3-c]pyrazole]-2-one
• CAS NO: 848221-36-3
• Molecular Weight: 400.353
• Mol File: 848221-36-3.mol

Chemical Properties

• CAS DataBase Reference: 6'-amino-5'-cyano-3'-phenyl-5-nitrospiro[indoline-3,4'(1'H)-pyrano[2,3-c]pyrazole]-2-one(CAS DataBase Reference)
• NIST Chemistry Reference: 6'-amino-5'-cyano-3'-phenyl-5-nitrospiro[indoline-3,4'(1'H)-pyrano[2,3-c]pyrazole]-2-one(848221-36-3)
• EPA Substance Registry System: 6'-amino-5'-cyano-3'-phenyl-5-nitrospiro[indoline-3,4'(1'H)-pyrano[2,3-c]pyrazole]-2-one(848221-36-3)

Safety Data

• Hazardous Substances Data: 848221-36-3(Hazardous Substances Data)

Upstream product

• 611-09-6 5-nitroisatin 
• 109-77-3 malononitrile 
• 4860-93-9 3-phenyl-1H-pyrazol-5-one 

Relevant articles and documents

Solvent-free one-pot synthesis of spiro[indoline-3,4′(1h′)- pyrano-[2,3-c]pyrazol]-2-one derivatives by grinding

The solvent-free one pot synthesis of spiropyranyl-oxindole in the presence of NaHCO3 under grinding has been achieved. This process is simple, fast, efficient and environmentally benign. Copyright Taylor & Francis Group, LLC.

A green efficient synthesis of spiro[indoline-3,4'(1H')-pyrano [2,3-c]pyrazol]-2-one derivatives

A highly efficient and green method has been described for the synthesis of spiropyranopyrazole-oxindole in water. The reaction was carried out at ambient temperature and the products were obtained in excellent isolated yields. The structure of the produc