Skip to Content
Merck
All Photos(1)

Key Documents

D8064

Sigma-Aldrich

4-(2-(6-(Dibutylamino)-2-naphthalenyl)ethenyl)-1-(3-sulfopropyl)pyridinium hydroxide inner salt

≥95% purity (HPLC), solid

Synonym(s):

Di-4-ANEPPS

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C28H36N2O3S
CAS Number:
Molecular Weight:
480.66
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

product name

4-(2-(6-(Dibutylamino)-2-naphthalenyl)ethenyl)-1-(3-sulfopropyl)pyridinium hydroxide inner salt, ≥95% (HPLC), solid

Quality Level

Assay

≥95% (HPLC)

form

solid

mol wt

480.66

technique(s)

titration: suitable

color

orange to dark red

solubility

DMF: soluble
DMSO: soluble
ethanol: soluble

ε (extinction coefficient)

≥38000 at 493-499 nm in methanol

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

SMILES string

CCCCN(CCCC)c1ccc2cc(\C=C\c3cc[n+](CCCS([O-])(=O)=O)cc3)ccc2c1

InChI

1S/C28H36N2O3S/c1-3-5-17-30(18-6-4-2)28-13-12-26-22-25(10-11-27(26)23-28)9-8-24-14-19-29(20-15-24)16-7-21-34(31,32)33/h8-15,19-20,22-23H,3-7,16-18,21H2,1-2H3

InChI key

HAPJROQJVSPKCJ-UHFFFAOYSA-N

Application

4-(2-(6-(Dibutylamino)-2-naphthalenyl)ethenyl)-1-(3-sulfopropyl)pyridinium hydroxide inner salt has been used as a voltage sensitive dye in cardiac cells.

Biochem/physiol Actions

Membrane potential dye that responds to changes in membrane potential monitored by fluorescence excitation changes at 440 and 505 nm; correlated to changes in membrane potential of the cell.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 1

1 of 1

J M Davidenko et al.
Nature, 355(6358), 349-351 (1992-01-23)
Excitable media can support spiral waves rotating around an organizing centre. Spiral waves have been discovered in different types of autocatalytic chemical reactions and in biological systems. The so-called 're-entrant excitation' of myocardial cells, causing the most dangerous cardiac arrhythmias
G Bub et al.
American journal of physiology. Heart and circulatory physiology, 298(5), H1616-H1625 (2010-03-17)
Sarcomere length (SL) is an important determinant and indicator of cardiac mechanical function; however, techniques for measuring SL in living, intact tissue are limited. Here, we present a technique that uses two-photon microscopy to directly image striations of living cells
Katharine M Dibb et al.
Circulation. Heart failure, 2(5), 482-489 (2009-10-08)
In ventricular myocytes, the majority of structures that couple excitation to the systolic rise of Ca(2+) are located at the transverse tubular (t-tubule) membrane. In the failing ventricle, disorganization of t-tubules disrupts excitation contraction coupling. The t-tubule membrane is virtually
Yoko Tominaga et al.
Frontiers in cellular neuroscience, 12, 389-389 (2018-11-09)
Activity-dependent changes in the input-output (I-O) relationship of a neural circuit are central in the learning and memory function of the brain. To understand circuit-wide adjustments, optical imaging techniques to probe the membrane potential at every component of neurons, such
Stefano Casali et al.
Communications biology, 3(1), 635-635 (2020-11-01)
Long-term synaptic plasticity is thought to provide the substrate for adaptive computation in brain circuits but very little is known about its spatiotemporal organization. Here, we combined multi-spot two-photon laser microscopy in rat cerebellar slices with realistic modeling to map

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service