5-(2,6-Dichlorophenyl)-2-(phenylthio)-6H-pyrimido[1,6-b]pyridazin-6-one

5-(2,6-二氯苯基)-2-(苯硫基)-6H-嘧啶并[1,6-b]哒嗪-6-酮

Also known as: 5-(2,6-DICHLOROPHENYL)-2-(PHENYLTHIO)-6H-PYRIMIDO[1,6-B]PYRIDAZIN-6-ONE, 5-(2,6-Dichlorophenyl)-2-(phenylsulfanyl)-6H-pyrimido[1,6-b]pyridazin-6-one, 5-(2,6-Dichlorophenyl)-2-phenylsulfanylpyrimido[1,6-b]pyridazin-6-one, 5-(2,6-dichlorophenyl)-2-phenylsulfanylpyridazino[6,1-f]pyrimidin-6-one, 6H-Pyrimido[1,6-b]pyridazin-6-one, 5-(2,6-dichlorophenyl)-2-(phenylthio)-, 6H-Pyrimido[1,6-b]pyridazin-6-one, 5-(2,6-dichlorophenyl)-2-(phenylthio)- (9CI)

5-(2,6-Dichlorophenyl)-2-(phenylthio)-6H-pyrimido[1,6-b]pyridazin-6-one (CAS 209409-98-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C19H11Cl2N3OS and a molecular weight of 400.281 g/mol. It is also known as 5-(2,6-DICHLOROPHENYL)-2-(PHENYLTHIO)-6H-PYRIMIDO[1,6-B]PYRIDAZIN-6-ONE, 5-(2,6-Dichlorophenyl)-2-(phenylsulfanyl)-6H-pyrimido[1,6-b]pyridazin-6-one and 5-(2,6-Dichlorophenyl)-2-phenylsulfanylpyrimido[1,6-b]pyridazin-6-one. Key properties include a boiling point of 593.3±60.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 312.6±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

209409-98-3

Jingsj CID

J-1512277-5

Molecular Formula

C₁₉H₁₁Cl₂N₃OS

Chinese Name

5-(2,6-二氯苯基)-2-(苯硫基)-6H-嘧啶并[1,6-b]哒嗪-6-酮

Molecular Weight

400.281 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026