3785-01-1

3785-01-1 structure
3785-01-1 structure
  • Name: 2-(4-dimethylaminostyryl)-1-ethylpyridinium iodide
  • Chemical Name: 2-(4-dimethylaminostyryl)-1-ethylpyridinium iodide
  • CAS Number: 3785-01-1
  • Molecular Formula: C17H21IN2
  • Molecular Weight: 380.26700
  • Catalog: Research Areas Neurological Disease
  • Create Date: 2018-12-28 10:54:49
  • Modify Date: 2025-08-28 20:23:40
  • DASPEI is a fluorescent dye. DASPEI is a styryl dye that stains mitochondria of live cells. DASPEI has a large fluorescence Stokes shift and is taken up relatively slowly as a function of membrane potential[1].

Name 2-(4-dimethylaminostyryl)-1-ethylpyridinium iodide
Synonyms GNF-Pf-1399
2-[4-(Dimethylamino)styryl]-1-ethylpyridinium iodide
GNF-Pf-4643
4-[2-(1-ethylpyridin-1-ium-2-yl)ethenyl]-N,N-dimethylaniline,iodide
GNF-Pf-2708
MFCD00011994
EINECS 223-248-3
Description DASPEI is a fluorescent dye. DASPEI is a styryl dye that stains mitochondria of live cells. DASPEI has a large fluorescence Stokes shift and is taken up relatively slowly as a function of membrane potential[1].
Related Catalog
References

[1]. E M Leise. Selective retention of the fluorescent dye DASPEI in a larval gastropod mollusc after paraformaldehyde fixation. Microsc Res Tech. 1996 Apr 15;33(6):496-500.

Melting Point 267ºC (dec.)(lit.)
Molecular Formula C17H21IN2
Molecular Weight 380.26700
Exact Mass 380.07500
PSA 7.12000
LogP 0.23440

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UU3971000
CHEMICAL NAME :
Pyridinium, 2-(p-(dimethylamino)styryl)-1-ethyl-, iodide
CAS REGISTRY NUMBER :
3785-01-1
LAST UPDATED :
199712
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C17-H21-N2.I
MOLECULAR WEIGHT :
380.30
WISWESSER LINE NOTATION :
T6KJ A2 B1U1R DN1&1 &I

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
17800 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02331
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases 36/37/38
Safety Phrases 26-36
RIDADR NONH for all modes of transport
RTECS UU3971000
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