2-DI-1-ASP

Synonym(s):2-Di-1-ASP

CAS NO.：2156-29-8
Empirical Formula: C16H19IN2
Molecular Weight: 366.24
MDL number: MFCD00011980
EINECS: 218-460-8
SAFETY DATA SHEET (SDS)
Update Date: 2026-04-22 18:57:36

What is 2-DI-1-ASP?

The Uses of 2-DI-1-ASP

DASPMI is a polar sensitive dye that measures the membrane potential of mitochondria in living cells. It may be used as a light absorber in the development of a photoinitiator based system.

Definition

ChEBI: 2-[4-(dimethylamino)styryl]-1-methylpyridinium iodide is a pyridinium salt, a tertiary amine and an organic iodide salt. It has a role as a fluorochrome. It contains a 2-[4-(dimethylamino)styryl]-1-methylpyridinium.

General Description

2-[4-(Dimethylamino)styryl]-1-methylpyridinium iodide (DASPMI) is a mitochondria staining styryl dye that is used to generate a quick responsive mechanism by applying changes in transmembrane potential. DASPMI can be used as a low toxic stain that shows a fluorescent behavior for mitochondria.

Properties of 2-DI-1-ASP

Melting point:	280 °C (dec.)(lit.)
solubility	DMSO: soluble
form	Solid
color	Pink to red
BRN	3776369

Safety information for 2-DI-1-ASP

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.