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ChemicalBook CAS DataBase List Propargyl-PEG4-bromide
1308299-09-3

Propargyl-PEG4-bromide synthesis

3synthesis methods
87450-10-0 Synthesis
Propargyl-PEG5-alcohol

87450-10-0
93 suppliers
$48.00/250mg

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Yield:1308299-09-3 95%

Reaction Conditions:

Stage #1: tetraethylene glycol monopropargyl etherwith triphenylphosphine in dichloromethane at 0; for 0.25 h;Inert atmosphere;
Stage #2: with carbon tetrabromide in dichloromethane at 0 - 20;Inert atmosphere;

References:

Fernandes, Antony E.;Riant, Olivier;Jensen, Klavs F.;Jonas, Alain M. [Angewandte Chemie - International Edition,2016,vol. 55,# 37,p. 11044 - 11048][Angew. Chem.,2016,vol. 128,p. 11210 - 11214,5] Location in patent:supporting information

875770-32-4 Synthesis
Propargyl-PEG4-Tos

875770-32-4
51 suppliers
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