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Medchemexpress LLC Tamra-PEG4-acid | 1909223-02-4 | MFCD31536753 | 95.3% | C36H43N3O10 | 10MG
Supplier: Medchemexpress LLC HY14050910MG
TAMRA-PEG4-acid is a red-fluorescent dye bearing a PEG4 spacer and a terminal carboxylic acid, formulated for covalent labeling of biomolecules and probe synthesis. It offers a hydrophilic linker to reduce steric interference and improve solubility, and is provided at high purity for analytical and imaging workflows.
- Provides red fluorescence with excitation/emission around 553/575 nm.
- Contains a four-unit polyethylene glycol spacer to increase hydrophilicity.
- Terminal carboxylic acid enables standard amide and ester coupling chemistries.
- High purity suitable for labeling, imaging, and analytical applications.
- Soluble in DMSO; ultrasonic treatment and formulation protocols improve aqueous compatibility.
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