Methyl ester/Tosyl PEG reagent, Tos-PEG4-methyl ester, Purity 98%

Synonym: 1239588-09-0; Tos-PEG3-C2-methyl ester; methyl 3-(2-(2-(2-(tosyloxy)ethoxy)ethoxy)ethoxy)propanoate; Tos-PEG4-methyl ester; TOS-PEG4-METHYLESTER

CAS Number: 1239588-09-0
PubChem CID: 59440124

Size

100 mg; 250 mg; 500 mg; 1 g

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Tos-PEG4-methyl ester is a reagent grade PEG linker with tosyl and methyl ester moieties. The PEG spacer increases water solubility. The tosyl group is used for nucleophilic substitution reactions. Methyl ester is hydrolyzed under strong basic conditions.

Molecular Weight

390.5

Molecular Formula

C₁₇H₂₆O₈S

Functional Group 1

Methyl ester

Functional Group 2

Tosyl

Functional Group 3

None

Reactive Group 1

Nucleophile

Form

Liquid

Purity

98%

Identity

Confirmed by NMR.

Applications

Tos-PEG4-methyl ester is essential in controlling release profiles, facilitating sustained drug release in therapeutic applications. Its design is ideal for bioconjugation and studying biomolecular interactions.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.