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

2-[4-(二甲氨基)苯乙烯基]-1-乙基碘化吡啶

Also known as: DASPEI, D 426, NK 557, pinaflavol, Pinaflavole, 2-(4-Dimethylaminostyryl)-1-ethylpyridinium iodide, 2-(4-(Dimethylamino)styryl)-N-ethylpyridinium iodide, 2-(p-(Dimethylamino)styryl)-1-ethylpyridinium iodide, 2-[2-[4-(Dimethylamino)phenyl]ethenyl]-1-ethylpyridinium iodide, 4-[2-(1-ethylpyridin-1-ium-2-yl)ethenyl]-N,N-dimethylaniline iodide, 2-(4-(Dimethylamino)styryl)-1-ethylpyridin-1-ium iodide

2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide (CAS 3785-01-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C17H21IN2 and a molecular weight of 380.26700 g/mol. It is also known as DASPEI, D 426 and NK 557. Key property: a melting point of 267ºC (dec.)(lit.). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3785-01-1
Jingsj CID
J-48399-3
Molecular Formula
C17H21IN2
Chinese Name
2-[4-(二甲氨基)苯乙烯基]-1-乙基碘化吡啶
Molecular Weight
380.26700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point267ºC (dec.)(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide?

The CAS number of 2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide is 3785-01-1.

What are the molecular formula and molecular weight of 2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide?

2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide has molecular formula C17H21IN2 and molecular weight 380.26700 g/mol.

Is 2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide hazardous?

2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide (CAS 3785-01-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48399-3 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.