Hydroxyl/Trityl PEG reagent, Tr-PEG4, Purity 98%

Synonym: 133699-09-9; Tr-PEG4; Tr-PEG3-OH; 2-(2-(2-(Trityloxy)ethoxy)ethoxy)ethanol

MDL: MFCD22574815
CAS Number: 133699-09-9
PubChem CID: 11825346

Size

1 g; 5 g; 10 g

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Tr-PEG4 is a PEG linker featuring a trityl-protected hydroxyl group and a terminal hydroxyl group. The trityl group provides acid-labile protection, enabling controlled deprotection under acidic conditions. The PEG4 spacer enhances solubility in aqueous environments and supports hydrophilicity, making it versatile for various research applications.

Molecular Weight

392.5

Molecular Formula

C₂₅H₂₈O₄

Functional Group 1

Hydroxyl

Functional Group 2

Trityl

Reactive Group 1

Acid

Reactive Group 2

Nucleophile

Form

Liquid

Purity

98%

Identity

Confirmed by NMR.

Applications

Tr-PEG4 is used in research for synthesizing hydrophilic linkers, studying deprotection mechanisms, and modifying molecules or surfaces. The trityl group offers temporary protection during multi-step synthesis, while the hydroxyl group allows further functionalization, making it ideal for designing advanced materials and exploring molecular interactions.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.