160623-93-8

Basic information

• Product Name: 3,4-diamino-1-phenyl-1,8-naphthyridin-2(1H)-one
• Synonyms: 3,4-diamino-1-phenyl-1,8-naphthyridin-2(1H)-one
• CAS NO: 160623-93-8
• Molecular Weight: 252.275
• Mol File: 160623-93-8.mol
• Article Data: 3

Chemical Properties

• CAS DataBase Reference: 3,4-diamino-1-phenyl-1,8-naphthyridin-2(1H)-one(CAS DataBase Reference)
• NIST Chemistry Reference: 3,4-diamino-1-phenyl-1,8-naphthyridin-2(1H)-one(160623-93-8)
• EPA Substance Registry System: 3,4-diamino-1-phenyl-1,8-naphthyridin-2(1H)-one(160623-93-8)

Safety Data

• Hazardous Substances Data: 160623-93-8(Hazardous Substances Data)

Upstream product

• 139338-98-0 4-hydroxy-3-nitro-1-phenyl-1,8-naphthyridin-2(1H)-one 
• 139338-99-1 4-chloro-3-nitro-1-phenyl-1,8-naphthyridin-2(1H)-one 
• 138305-19-8 1-phenyl-2H-pyrido<2,3-d><1,3>oxazine-2,4(1H)-dione 
• 154194-36-2 4-hydroxy-3-nitroso-1-phenyl-1,8-naphthyridin-2(1H)-one 
• 89109-17-1 4-hydroxy-1-phenyl-1,8-naphthyridin-2(1H)-one 
• 154194-37-3 4-amino-3-nitroso-1-phenyl-1,8-naphthyridin-2(1H)-one 
• 139339-01-8 4-amino-3-nitro-1-phenyl-1,8-naphthyridin-2(1H)-one 

Downstream Products

• 139339-02-9 5-phenyl-1H-imidazo<4,5-c><1,8>naphthyridin-4(5H)-one 
• 139339-11-0 3-benzyl-5-phenyl-3H-imidazo[4,5-c][1,8]naphthyridin-4(5H)-one 
• 139339-10-9 3-Isopropyl-5-phenyl-3,5-dihydro-1,3,5,6-tetraaza-cyclopenta[a]naphthalen-4-one 
• 139339-09-6 3-Ethyl-5-phenyl-3H-imidazo[4,5-c][1,8]naphthyridin-4(5H)-one 
• 139360-51-3 3-methyl-5-phenyl-3H-imidazo<4,5-c><1,8>naphthyridin-4(5H)-one 
• 139339-02-9 5-phenylimidazo<4,5-c><1,8>naphthyridin-4(5H)-one 
• 139482-19-2 2-methyl-5-phenyl-3H-imidazo<4,5-c><1,8>naphthyridin-4(5H)-one 
• 139482-20-5 2,5-diphenyl-3H-imidazo<4,5-c><1,8>naphthyridin-4(5H)-one 

Relevant articles and documents

A facile synthesis of 5-phenylimidazo-[4,5-c] [1,8]naphthyridin-4(5H)-one

1-Phenyl-3-nitroso-4-amino-1,8-naphthyridin-2(1H)-one (9) was prepared on a large scale and was converted to 5-phenyl-imidazo[4,5-c] [1,8]naphthyridin-4(5H)-one (KF17625, 1) which exhibitis potent antiasthmatic activity.

A Facile and Novel Synthesis of 5-Phenylimidazonaphthyridin-4(5H)-ones

A convenient and regioselective synthesis of a new heterocycle, 5-phenyl-1H or 3H-imidazonaphthyridin-4(5H)-one 1-a or 1-b, is described.Methyl 2-anilinonicotinate 15 was transformed into the valuable intermediate, N-phenyl-3-azaisatoic anhydr