Amino/Maleimide PEG reagent, N-Mal-N-bis(PEG4-amine) TFA salt, Purity 98%

Synonym: 2128735-22-6; N-Mal-N-bis(PEG4-amine) TFA salt; N-mal-n-bis(peg4-amine)tfasalt; N,N-bis[2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]ethyl]-3-(2,5-dioxopyrrol-1-yl)propanamide;2,2,2-trifluoroacetic acid;

CAS Number: 2128735-22-6
PubChem CID: 146014003

Size

100 mg; 250 mg; 500 mg; 1 g

Price

Inquiry

Datasheet

Datasheet

MSDS

MSDS

Properties

Description

N-Mal-N-bis(PEG4-amine) TFA salt is a reagent grade branched PEG linker with two terminal amino groups and a terminal maleimide group. The maleimide group reacts with a thiol group to form a covalent bond. The amino group is reactive with carbonyls (ketone, aldehyde), activated NHS esters, carboxylic acids, etc.

Molecular Weight

606.7

Molecular Formula

C₂₇H₅₀N₄O₁₁

Functional Group 1

Amine

Functional Group 2

Maleimide

Functional Group 3

None

Reactive Group 1

Acid

Reactive Group 2

NHS

Reactive Group 3

Thiol

Form

Solid/liquid

Purity

98%

Solubility

Water, DMSO, DCM, DMF

Identity

Confirmed by NMR.

Applications

N-Mal-N-bis(PEG4-amine) TFA salt allows site-specific labeling or conjugation of biomolecules, providing a method for the attachment of various probes or drugs.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.