4-(4-Diethylaminostyryl)-1-methylpyridinium iodide

4-(4-二乙氨基苯乙烯基)-1-甲基碘化吡啶

Also known as: 4-Di-2-ASP, 4-(4-Diethylaminostyryl)-1-methylpyridinium iodide, 4-[(E)2-[4-(Diethylamino)phenyl]vinyl]-1-methylpyridinium iodide, 4-Di-2-ASP iodide, D289

4-(4-Diethylaminostyryl)-1-methylpyridinium iodide (CAS 105802-46-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H23IN2 and a molecular weight of 394.29300 g/mol. It is also known as 4-Di-2-ASP, 4-[(E)2-[4-(Diethylamino)phenyl]vinyl]-1-methylpyridinium iodide and 4-Di-2-ASP iodide. Key property: a melting point of 214-216ºC(lit.). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

105802-46-8

Jingsj CID

J-1368906-3

Molecular Formula

C₁₈H₂₃IN₂

Chinese Name

4-(4-二乙氨基苯乙烯基)-1-甲基碘化吡啶

Molecular Weight

394.29300 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026