Cat. # Quantity Price Lead time
2193-1g 1 g $490 in stock
2193-5g 5 g $1150 in stock
2193-25g 25 g please inquire in stock
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Alkyne-PEG3-iodide (or Iodo-PEG3-alkyne) is a hydrophilic bifunctional PEG derivative for the alkylation of nucleophilic groups, and copper-catalyzed click chemistry.

As compared with chloride and bromide, iodide is the halogen group that is the most active in alkylation reactions.

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Bifunctional reactive crosslinker containing terminal alkyne group for click chemistry or Sonogashira coupling, and reactive alkyl iodide group.
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Azide-PEG3-iodide is a bifunctional linker with a highly reactive alkylative halogen functional group and an azido group for click chemistry or Staudinger ligation.

Alkyne hydrazide

Bifunctional reagent containing alkyne group and hydrazide function. It reacts with aldehydes and ketones. Alkyne group can then be coupled with various azides via CuAAC reaction.

General properties

Appearance: yellow oil
Molecular weight: 298.12
CAS number: 1234387-35-9
Molecular formula: C9H15IO3
IUPAC name: 3-[2-[2-(2-iodoethoxy)ethoxy]ethoxy]-1-propyne
Solubility: good in water, polar organic solvents
Quality control: NMR 1H, GC-MS (95%)
Storage conditions: Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
MSDS: Download
Product specifications
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