Cat. No.: X24-10-WXX370
Acid/Tosyl PEG reagent, Tos-PEG4-CH2CO2H, Purity 98%
Synonym: Tos-PEG4-CH2CO2H; 1581248-63-6; Tos-PEG3-CH2COOH; 2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]acetic acid; 2-(2-(2-(2-(tosyloxy)ethoxy)ethoxy)ethoxy)acetic acid
- CAS Number: 1581248-63-6
- PubChem CID: 77078251
Properties
Description
Tos-PEG4-CH2CO2H is a reagent grade PEG linker with a terminal carboxylic acid and a tosyl group. The PEG spacer increases water solubility. The tosyl group is used for nucleophilic substitution reactions. The terminal carboxylic acid is reacted with primary amine groups in the presence of activators (EDC, HATU, etc).
Molecular Formula
C15H22O8S
Identity
Confirmed by NMR.
Applications
Tos-PEG4-CH2CO2H serves a vital role in bioconjugation, drug delivery, and the development of biomaterials due to its ability to enhance the solubility, stability, and functionalization of bioactive molecules.
For Research Use Only. Not For
Clinical Use.