94079

Sigma-Aldrich

Atto Thio12 maleimide

PubChem Substance ID:
Pricing and availability is not currently available.

fluorescence

λex 579 nm; λem 609 nm

storage temp.

−20°C

SMILES string

O-Cl(=O)(=O)=O.CN(C)c1ccc2c(SC3=C\C(C=CC3=C2c4ccccc4C(=O)N(C)CCCC(=O)NCCN5C(=O)C=CC5=O)=N+(\C)C)c1

InChI

1S/C35H37N5O4S.ClHO4/c1-37(2)23-12-14-27-29(21-23)45-30-22-24(38(3)4)13-15-28(30)34(27)25-9-6-7-10-26(25)35(44)39(5)19-8-11-31(41)36-18-20-40-32(42)16-17-33(40)43;2-1(3,4)5/h6-7,9-10,12-17,21-22H,8,11,18-20H2,1-5H3;(H,2,3,4,5)

InChI key

WHKJMPAVTRGBGG-UHFFFAOYSA-N

General description

Atto Thio12 maleimide is a new label closely related to the well-known rhodamines. The dye can be used for labeling of DNA, RNA or proteins. The characteristic feature of the label is high yield of triplet formation. The dye is moderately hydrophilic. Atto Thio12 maleimide is a cationic dye. After coupling to a substrate the dye carries a net electrical charge of +1.

find more information
here

RIDADR

NONH for all modes of transport

Andriy Chmyrov et al.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology, 7(11), 1378-1385 (2008-10-30)
Photo-induced switching of dyes into dark, long-lived states, such as a triplet state, has recently gained increasing interest, as a means to achieve ultra-high optical resolution. Additionally, these long lived states are often highly environment-sensitive and their photodynamics can thus...

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