Tosyl/t-Butyl ester PEG reagent, Tos-PEG7-t-Butyl ester, Purity 98%

Synonym: Tos-PEG7-t-butyl ester; 406213-75-0; Tos-PEG6-C2-Boc; MFCD20926384; tert-butyl 1-(tosyloxy)-3,6,9,12,15,18-hexaoxahenicosan-21-oate

MDL: MFCD20926384
CAS Number: 406213-75-0
PubChem CID: 77078535

Size

250 mg; 500 mg; 5 g

Price

Inquiry

Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Tos-PEG7-t-Butyl ester is a reagent grade PEG linker with a tosyl group and a t-butyl ester. The PEG spacer increases water solubility. Under acidic conditions, the t-butyl-protected carboxyl group is deprotected. The tosyl group is used for nucleophilic substitution reactions.

Molecular Weight

564.7

Molecular Formula

C₂₆H₄₄O₁₁S

Functional Group 1

Tosyl

Functional Group 2

t-Butyl ester

Functional Group 3

None

Reactive Group 1

Nucleophile

Form

Liquid

Purity

98%

Identity

Confirmed by NMR.

Applications

Tos-PEG7-t-Butyl ester is used in drug formulation to improve the solubility and stability of hydrophobic drugs. It is also a useful tool for molecular biology and other applications.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.