1443444-54-9

Basic information

• Product Name: 4,6-dihydro-4-(4-methoxyphenyl)pyrimido[4,5-d]pyridazine-2,5-(1H,3H)-dione
• CAS NO: 1443444-54-9
• Molecular Weight: 272.263
• Mol File: 1443444-54-9.mol
• Article Data: 1

Chemical Properties

• CAS DataBase Reference: 4,6-dihydro-4-(4-methoxyphenyl)pyrimido[4,5-d]pyridazine-2,5-(1H,3H)-dione(CAS DataBase Reference)
• NIST Chemistry Reference: 4,6-dihydro-4-(4-methoxyphenyl)pyrimido[4,5-d]pyridazine-2,5-(1H,3H)-dione(1443444-54-9)
• EPA Substance Registry System: 4,6-dihydro-4-(4-methoxyphenyl)pyrimido[4,5-d]pyridazine-2,5-(1H,3H)-dione(1443444-54-9)

Safety Data

• Hazardous Substances Data: 1443444-54-9(Hazardous Substances Data)

Upstream product

• 161374-07-8 ethyl 4-(4-methoxyphenyl)-6-methyl-1,2,3,4-tetrahydropyrimidin-2-one-5-carboxylate 
• 311764-81-5 C₁₅H₁₆Br₂N₂O₄ 

Relevant articles and documents

Synthesis of 4-Aryl-4,6-dihydropyrimido[4,5-d]pyridazine-2,5(1H,3H)-diones from Biginelli Compounds

Biginelli compounds 1 were first brominated at Me-C(6) with 2,4,4,6-tetrabromocyclohex-2,5-dien-1-one to give Br2CH-C(6) derivatives 2. The hydrolysis of the 6-(dibromomethyl) group of 2c to give the 6-formyl derivative 3c in the presence of an