2-[4-(Dimethylamino)styryl]-1-methylpyridinium iodide

2-[4-(二甲基氨基)苯乙烯基]-1-甲基吡啶鎓碘化物

Also known as: 2-di-1-asp, 1-methyl-2-p-dimethylamino-styryl-pyridinium-iodide, 2-(4-(dimethylamino)styryl)-n-methylpyridinium iodide, 2-(4-(dimethylamino)styryl)-1-methylpyridinium, 2-(4-dimethylaminostyryl)-1-methylpyridinium iodide, 2-di-1-asp iodide, 2-[p-(dimethylamino)styryl]-1-methylpyridinium iodide, 2-{2-[4-(dimethylamino)phenyl]ethenyl}-1-methylpyridinium iodide, 2m2pm, d-308, daspi, [2-(p-[dimethylamino]styryl)pyrid-1-yl]methyl iodide

2-[4-(Dimethylamino)styryl]-1-methylpyridinium iodide (CAS 2156-29-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H19IN2 and a molecular weight of 366.24000 g/mol. It is also known as 2-di-1-asp, 1-methyl-2-p-dimethylamino-styryl-pyridinium-iodide and 2-(4-(dimethylamino)styryl)-n-methylpyridinium iodide. Key properties include a melting point of 280ºC (dec.)(lit.), a boiling point of 397.8℃at 760 mmHg, a density of 1.091g/cm3 and a flash point of 179.3℃. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

2156-29-8

Jingsj CID

J-8544-1

Molecular Formula

C₁₆H₁₉IN₂

Chinese Name

2-[4-(二甲基氨基)苯乙烯基]-1-甲基吡啶鎓碘化物

Molecular Weight

366.24000 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026