RB-PEG-SH (MW 3400)

RB-PEG-SH (MW 3400) (Rhodamine B-PEG-SH (MW 3400) ) is a fluorescent dye composed of Rhodamine B , PEG and sulfhydryl (SH). SH is highly reactive and can react with a variety of functional groups (such as maleimide) to form stable thioether bonds (Ex/Em = 546/610 nm).

SCCOCCNC(C(C=C1)=CC=C1C(C=C2)=CC=C2C(C(C(OC3=C/4)=C5)=CC=C5N(CC)CC)=C3C=CC4=[N+](CC)/CC)=O.[n].[Cl-]

Fluorescent Dye

Room temperature