PEG NHS ester

PEG NHS ester

PEG NHS esters provide efficient PEGylation with primary amines at pH 7-9. Reaction of the NHS-ester group results in the formation of a stable, irreversible amide bond.
Product Number
Product Name
Structure
M.W.
Purity
Acid-PEG3-NHS ester
347.3
95%
Acid-PEG5-NHS ester
435.4
95%
Acid-PEG9-NHS ester
611.6
95%
Acid-PEG13-NHS ester
787.9
95%
Acid-PEG25-NHS ester
1316.5
95%
 
 
Azidoacetic acid NHS ester
198.1
95%
 
Azido-PEG1-NHS ester
256.2
98%
Azido-PEG2-NHS ester
300.3
98%
Azido-PEG3-NHS ester
344.3
98%
Azido-PEG4-NHS ester
388.4
98%
Azido-PEG5-NHS ester
432.4
98%
Azido-PEG6-NHS ester
476.5
98%
Azido-PEG8-NHS ester
564.6
98%
Azido-PEG9-NHS ester
608.6
98%
Azido-PEG10-NHS ester
652.7
98%
Azido-PEG12-NHS ester
740.8
98%
Azido-PEG16-NHS ester
917.0
96%
Azido-PEG24-NHS ester
1269.5
95%
 
 
Azido-PEG1-CH2CO2-NHS
242.2
98%
Azido-PEG2-CH2CO2-NHS
286.2
98%
Azido-PEG3-CH2CO2-NHS
330.3
98%
Azido-PEG4-CH2CO2-NHS
374.4
98%
Azido-PEG5-CH2CO2-NHS
418.4
95%
Azido-PEG8-CH2CO2-NHS
550.6
98%
 
 
Azido-PEG3-succinimidyl carbonate
360.3
98%
Azido-PEG5-succinimidyl carbonate
448.4
98%
 
 
Azido-PEG3-aminoacetic acid-NHS ester
373.4
98%
 
 
Di(N-succinimidyl)adipate
340.3
98%
Bis-PEG1-NHS ester
356.3
96%
Bis-PEG2-NHS ester
400.3
98%
Bis-PEG3-NHS ester
444.4
98%
Bis-PEG4-NHS ester
488.5
98%
Bis-PEG5-NHS ester
532.5
98%
Bis-PEG6-NHS ester
576.6
98%
Bis-PEG7-NHS ester
620.6
98%
Bis-PEG9-NHS ester
708.7
98%
Bis-PEG10-NHS ester
752.8
98%
Bis-PEG11-NHS ester
796.8
95%
Bis-PEG13-NHS ester
884.9
98%
Bis-PEG17-NHS ester
1061.1
98%
Bis-PE21 NHS ester
1237.4
97%
Bis-PEG25-NHS ester
1413.6
97%
 
EGS Crosslinker
456.4
90%
 
 
Fmoc-PEG1-NHS ester
452.5
98%
Fmoc-PEG2-NHS ester
496.5
98%
Fmoc-PEG3-NHS ester
540.6
98%
Fmoc-PEG4-NHS ester
584.6
98%
Fmoc-PEG5-NHS ester
628.7
98%
Fmoc-PEG6-NHS ester
672.7
98%
Fmoc-PEG8-NHS ester
760.8
98%
Fmoc-PEG12-NHS ester
937.1
95%
Fmoc-PEG24-NHS ester
1465.7
98%
 
 
Fmoc-PEG3-CH2CO2-NHS
526.5
98%
 
 
Fmoc-NMe-PEG4-NHS ester
598.7
98%
 
 
Fmoc-aminooxy-PEG12-NHS ester
953.1
98%
 
 
m-PEG1-NHS ester
201.2
98%
m-PEG2-NHS ester
245.2
98%
m-PEG3-NHS ester
289.3
98%
m-PEG4-NHS ester
333.3
98%
m-PEG5-NHS ester
377.4
98%
m-PEG6-NHS ester
421.4
98%
m-PEG7-NHS ester
465.5
98%
m-PEG8-NHS ester
509.6
98%
m-PEG9-NHS ester
553.6
98%
m-PEG10-NHS ester
597.7
98%
m-PEG11-NHS ester
641.7
98%
m-PEG12-NHS ester
685.8
98%
m-PEG13-NHS ester
729.8
98%
m-PEG16-NHS ester
862
98%
m-PEG17-NHS ester
906
98%
m-PEG24-NHS ester
1214.4
95%
m-PEG25-NHS ester
1258.5
97%
m-PEG37-NHS ester
1787.1
97%
 
3-(m-PEG8-ethoxycarbonyl)propanoic-NHS ester
581.6
 
NHS-PEG4-(m-PEG12)3-ester
2420.9
90%
 
 
m-PEG3-succinimidyl carbonate
305.3
98%
m-PEG4-succinimidyl carbonate
349.3
98%
m-PEG5-succinimidyl carbonate
393.4
98%
m-PEG8-succinimidyl carbonate
525.6
98%
 
 
Mal-PEG1-NHS ester
310.3
98%
Mal-PEG2-NHS ester
354.3
98%
Mal-PEG3-NHS ester
398.4
98%
Mal-PEG4-NHS ester
442.4
98%
Mal-PEG5-NHS ester
486.5
98%
Mal-PEG6-NHS ester
530.5
98%
Mal-PEG8-NHS ester
618.6
97%
Mal-PEG12-NHS ester
794.9
96%
 
Mal-NO2-Ph-PEG12-NHS
959
 
 
Propargyl-PEG1-NHS ester
225.2
98%
Propargyl-PEG3-NHS ester
313.3
98%
Propargyl-PEG4-NHS ester
357.4
98%
Propargyl-PEG5-NHS ester
401.4
98%
Propargyl-PEG6-NHS ester
445.5
98%
Propargyl-PEG7-NHS ester
489.5
95%
Propargyl-PEG8-NHS ester
533.6
98%
 
 
Propargyl-PEG4-CH2CO2-NHS
343.3
Propargyl-PEG5-CH2CO2-NHS
387.4
 
 
t-Boc-N-amido-PEG1-NHS ester
330.3
98%
t-Boc-N-amido-PEG2-NHS ester
374.4
98%
t-Boc-N-amido-PEG3-NHS ester
418.4
98%
t-Boc-N-amido-PEG4-NHS ester
462.5
98%
t-Boc-N-amido-PEG5-NHS ester
506.6
98%
t-Boc-N-amido-PEG10-NHS ester
726.8
98%
 
 
t-Boc-Aminooxy-PEG4-NHS ester
478.5
96%
t-Boc-Aminooxy-PEG12-NHS ester
830.9
96%
 
 
t-Butoxycarbonyl-PEG1-NHS ester
315.3
98%
t-Butoxycarbonyl-PEG2-NHS ester
359.4
95%
t-Butoxycarbonyl-PEG4-NHS ester
447.5
97%
 
 
SPDP-C6-Gly-Leu-NHS ester
595.7
94%
 
 
N-(NHS-PEG3)-N-bis(PEG3-azide)
720.8
98%
 
2-(Azido-PEG3-amido)-1,3-bis(NHS Ester)
658.6
98%
N-(Azido-PEG4)-N-bis(PEG4-NHS ester)
981.0
95%
 
N-(Azido-PEG2)-N-Boc-PEG3-NHS ester
575.6
98%
N-(Azido-PEG2)-N-Boc-PEG4-NHS ester
619.7
98%
N-(Azido-PEG3)-N-Boc-PEG3-NHS ester
619.7
98%
N-(Azido-PEG3)-N-Boc-PEG4-NHS ester
663.7
98%
 
N-Mal-N-bis(PEG2-NHS ester)
682.6
98%
N-Mal-N-bis(PEG4-NHS ester)
858.9
98%
 
N-DBCO-N-bis(PEG2-NHS ester)
818.8
98%
 
N-Boc-N-bis(PEG3-NHS ester)
719.7
97%
N-Boc-N-bis(PEG4-NHS ester)
807.9
97%
 
NHS-PEG4-(m-PEG4)3-ester
1363.6
96%
NHS-PEG4-(m-PEG12)3-ester
2420.9
90%