3,3′-Diheptylthiacarbocyanine iodide

for fluorescence

Empirical Formula (Hill Notation):
CAS Number:
Molecular Weight:
MDL number:
PubChem Substance ID:
Pricing and availability is not currently available.


for fluorescence


λex 562 nm; λem 575 nm in methanol


in accordance for fluorescence

SMILES string




InChI key



3,3′-Diheptylthiacarbocyanine iodide [DiSC7(3)], a cyanine dye, may be used similar to 3,3′-dipropylthiadicarbocyanine iodide [DiSC(3)(5)] for membrane potential studies.

Other Notes

Cyanine dye for measuring membrane potential

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves


NONH for all modes of transport

WGK Germany


Certificate of Analysis
Certificate of Origin
R J W Brooijmans et al.
Journal of bacteriology, 189(14), 5203-5209 (2007-05-15)
Lactococcus lactis, a facultative anaerobic lactic acid bacterium, is known to have an increased growth yield when grown aerobically in the presence of heme. We have now established the presence of a functional, proton motive force-generating electron transfer chain (ETC)...
Studies on the mechanism by which cyanine dyes measure membrane potential in red blood cells and phosphatidylcholine vesicles.
P J Sims et al.
Biochemistry, 13(16), 3315-3330 (1974-07-30)
Jaromír Plášek et al.
Journal of bioenergetics and biomembranes, 44(5), 559-569 (2012-07-20)
The fluorescent dye 3,3'-dipropylthiadicarbocyanine, diS-C(3)(3), is a suitable probe to monitor real changes of plasma membrane potential in yeast cells which are too small for direct membrane potential measurements with microelectrodes. A method presented in this paper makes it possible...
Adam D Pfefferle et al.
Disease models & mechanisms, 12(7) (2019-06-20)
The Wnt gene family encodes an evolutionarily conserved group of proteins that regulate cell growth, differentiation and stem cell self-renewal. Aberrant Wnt signaling in human breast tumors has been proposed as a driver of tumorigenesis, especially in the basal-like tumor...
Jaeyong Cho et al.
Biochimica et biophysica acta, 1828(3), 1153-1158 (2012-12-25)
Dioscin is a kind of steroidal saponin isolated from the root bark of wild yam Dioscorea nipponica. We investigated the antifungal effect of dioscin against different fungal strains and its antifungal mechanism(s) in Candida albicans cells. Using the propidium iodide...

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