267665-49-6

Basic information

• Product Name: 8,8-dimethyl-3-phenyl-2-thioxo-1,2,3,6,8,9-hexahydro-4H-pyrano[3',4':5,6]pyrido[2,3-d]pyrimidin-4-one
• Synonyms: 8,8-dimethyl-3-phenyl-2-thioxo-1,2,3,6,8,9-hexahydro-4H-pyrano[3',4':5,6]pyrido[2,3-d]pyrimidin-4-one
• CAS NO: 267665-49-6
• Molecular Formula: C₁₈H₁₇N₃O₂S
• Molecular Weight: 339.41148
• Mol File: 267665-49-6.mol

Chemical Properties

• Boiling Point: 512.2±60.0 °C(Predicted)
• Appearance: /
• Density: 1.38±0.1 g/cm3(Predicted)
• PKA: -1.10±0.40(Predicted)
• CAS DataBase Reference: 8,8-dimethyl-3-phenyl-2-thioxo-1,2,3,6,8,9-hexahydro-4H-pyrano[3',4':5,6]pyrido[2,3-d]pyrimidin-4-one(CAS DataBase Reference)
• NIST Chemistry Reference: 8,8-dimethyl-3-phenyl-2-thioxo-1,2,3,6,8,9-hexahydro-4H-pyrano[3',4':5,6]pyrido[2,3-d]pyrimidin-4-one(267665-49-6)
• EPA Substance Registry System: 8,8-dimethyl-3-phenyl-2-thioxo-1,2,3,6,8,9-hexahydro-4H-pyrano[3',4':5,6]pyrido[2,3-d]pyrimidin-4-one(267665-49-6)

Safety Data

• Hazardous Substances Data: 267665-49-6(Hazardous Substances Data)

Upstream product

• 103-72-0 phenyl isothiocyanate 
• 267665-48-5 ethyl 2-amino-7,7-dimethyl-7,8-dihydro-5H-pyrano[4,3-b]pyridine-3-carboxylate 
• 306740-23-8 ethyl 2-cyano-3-(2,2-dimethyl-4-morpholino-3,6-dihydro-2H-pyran-5-yl)acrylate 
• 93956-88-8 2,2-dimethyl-4-(N-morpholino)-2,3-dihydro-6H-pyran 

Relevant articles and documents

Condensed pyridopyrimidines. 1. Synthesis of new derivatives of pyrano[3′,4′:5,6]pyrido[2,3-d]pyrimidines

New derivatives of pyrano[3′,4′:5,6]pyrido[2,3-d]pyrimidines were synthesized from ethyl 2-amino-7,7-dimethyl-7,8-dihydro-5H-pyrano[4,3-b]pyridine-3-carboxylate. 1999 KluwerAcademic/Plenum Publishers.