Certain features of will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

High Oligomer Purity PEG

The high purity poly(ethylene glycol) (PEG) products are useful for biological or analytical experiments where precise characterization of derivatization and functionality is required. Sigma-Aldrich offers several highly pure PEG derivatives with a variety of functional groups including amines (and protected amines), azides and more.

Product #



Molecular Formula

Add to Cart

76318 O-(2-Aminoethyl)-O′-(2-azidoethyl)heptaethylene glycol ≥90% (oligomer purity) C18H38N4O8
77787 O-(2-Aminoethyl)-O′-(2-azidoethyl)nonaethylene glycol ≥90% (oligomer purity) C22H46N4O10
76172 O-(2-Aminoethyl)-O′-(2-azidoethyl)pentaethylene glycol ≥90% (oligomer purity) C14H30N4O6
77090 O-(2-Aminoethyl)-O′-[2-(Boc-amino)ethyl]decaethylene glycol ≥90% (oligomer purity) C29H60N2O13
70023 O-(2-Aminoethyl)-O′-[2-(Boc-amino)ethyl]hexaethylene glycol ≥90% (oligomer purity) C21H44N2O9
79141 O-(2-Aminoethyl)-O′-[2-(Boc-amino)ethyl]octaethylene glycol ≥90% (oligomer purity) C25H52N2O11
71613 O-(2-Azidoethyl)-O-[2-(diglycolyl-amino)ethyl]heptaethylene glycol ≥90% (oligomer purity) C22H42N4O12
17758 11-Azido-3,6,9-trioxaundecan-1-amine technical, ≥90% (GC) C8H18N4O3
06703 O,O′-Bis(2-aminoethyl)octadecaethylene glycol ≥95% (oligomer purity) C40H84N2O19
94704 O,O′-Bis(2-carboxyethyl)dodecaethylene glycol ≥95% (oligomer purity) C30H58O17
79898 O-[2-(Boc-amino)-ethyl]-O′-[2-(diglycolyl-amino)ethyl]decaethylene glycol ≥90% (oligomer purity) C33H64N2O17
70001 O-[2-(Boc-amino)-ethyl]-O′-[2-(diglycolyl-amino)ethyl]hexaethylene glycol ≥90% (oligomer purity) C25H48N2O13
08453 O-(2-tert-Butyloxycarbonylethyl)dodecaethylene glycol ≥95% (oligomer purity) C31H62O15
05094 Dodecaethylene glycol ≥95% (oligomer purity) C24H50O13
JKP11004 HO-PEG12-OH  
JKA12001 HO-PEG4-Propionic acid  
41749 O-Methyl-heptaethylene glycol ≥95% (oligomer purity) C15H32O8
16603 O-Methyl-undecaethylene glycol ≥95% (oligomer purity) C23H48O12
JKP12003 mPEG12-OH  
JKA13002 mPEG12-Propionic acid  
JKP12001 mPEG6-OH  
JKP12004 mPEG7-OH  
15879 Octaethylene glycol ≥95% (oligomer purity) C16H34O9
JKA12021 Propionic acid-PEG4-Propionic acid  
771562 Tetraethylene glycol dimethacrylate contains ≤1500 ppm MEHQ as inhibitor, 95% C16H26O7