Propargyl/t-Butyl ester PEG reagent, N-(Propargyl-PEG2)-PEG3-t-butyl ester, Purity 98%

Synonym: Propargyl/t-Butyl ester PEG reagent; N-(Propargyl-PEG2)-PEG3-t-butyl ester

Size

100 mg; 250 mg; 500 mg; 1 g

Price

Inquiry

Datasheet

Datasheet

MSDS

MSDS

Properties

Description

N-(Propargyl-PEG2)-PEG3-t-butyl ester is a reagent grade branched PEG linker with a t-butyl ester and an alkyne group, designed for copper-catalyzed azide-alkyne click chemistry reactions. The amino group is reactive with activated NHS esters, carbonyls, and carboxylic acids.

Molecular Weight

403.5

Molecular Formula

C₂₀H₃₇NO₇

Functional Group 1

Propargyl

Functional Group 2

t-Butyl ester

Functional Group 3

None

Reactive Group 1

Azide

Reactive Group 2

Acid

Form

Solid

Purity

98%

Identity

Confirmed by NMR.

Applications

N-(Propargyl-PEG2)-PEG3-t-butyl ester is used in molecular biology and bioconjugation research, promoting efficient copper-catalyzed click chemistry reactions with azides. Its bioorthogonal reactivity, combined with the advantageous properties of PEG makes it a valuable tool in drug delivery systems, synthetic chemistry, and materials development.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.