t-Butyl ester/Tosyl PEG reagent, Tos-PEG13-t-butyl ester, Purity 98%

Synonym: Tos-PEG13-t-butyl ester; Tos-PEG13-Boc; 1611497-11-0; TOS-PEG13-T-BUTYLESTER; tert-Butyl 1-(tosyloxy)-3,6,9,12,15,18,21,24,27,30,33,36-dodecaoxanonatriacontan-39-oate

CAS Number: 1611497-11-0
PubChem CID: 117768069

Size

100 mg; 250 mg; 500 mg; 1 g

Price

Inquiry

Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Tos-PEG13-t-butyl ester is a reagent grade PEG linker with a tosyl group and a t-butyl ester. The PEG spacer increases water solubility. The tosyl group is used for nucleophilic substitution reactions. Under acidic conditions, the t-butyl-protected carboxyl group is deprotected.

Molecular Weight

829

Molecular Formula

C₃₈H₆₈O₁₇S

Functional Group 1

t-Butyl ester

Functional Group 2

Tosyl

Functional Group 3

None

Reactive Group 1

Nucleophile

Form

Liquid

Purity

98%

Solubility

DCM

Identity

Confirmed by NMR.

Applications

Tos-PEG13-t-butyl ester is used to modify nanoparticle surfaces to enhance biocompatibility, improve drug loading efficiency, and facilitate interaction with lipophilic drugs.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.