PEG Acid

PEG Acid

PEG Acid will react with an amine-containing moiety in the presence of a coupling reagent. It can also be converted to a N-hydroxysuccinimide active ester widely used in bioconjugation.
Product Number
Product Name
Structure
M.W.
Purity
Amino-PEG1-acid
133.1
98%
Amino-PEG2-acid
177.2
98%
Amino-PEG3-acid
221.3
98%
Amino-PEG4-acid
265.3
95%
Amino-PEG5-acid
309.4
98%
Amino-PEG6-acid
353.4
98%
Amino-PEG8-acid
441.5
97%
Amino-PEG9-acid
484.6
98%
Amino-PEG10-acid
529.6
98%
Amino-PEG12-acid
617.7
98%
Amino-PEG16-acid
794.0
98%
Amino-PEG20-acid
970.2
98%
Amino-PEG23-acid
1102.3
96%
Amino-PEG24-acid
1146.4
97%
Amino-PEG25-acid
1190.4
98%
Amino-PEG28-acid
1322.6
95%
Amino-PEG32-acid
1498.8
95%
Amino-PEG36-acid
1675.0
97%
 
Amino-PEG36-CONH-PEG36-acid
3332.0
98%
 
 
Amino-PEG2-CH2CO2H
163.2
98%
Amino-PEG3-CH2CO2H
207.2
98%
Amino-PEG4-CH2CO2H
251.3
98%
Amino-PEG5-CH2CO2H
295.3
98%
 
 
Amino-PEG2-(CH2)3CO2H
191.2
98%
Amino-PEG4-(CH2)3CO2H
279.3
98%
 
 
Azido-PEG1-acid
159.1
97%
Azido-PEG2-acid
203.2
98%
Azido-PEG3-acid
247.3
98%
Azido-PEG4-acid
291.3
98%
Azido-PEG5-acid
335.4
98%
Azido-PEG6-acid
379.4
98%
Azido-PEG8-acid
467.5
98%
Azido-PEG9-acid
511.6
98%
Azido-PEG10-acid
555.6
98%
Azido-PEG12-acid
643.7
98%
Azido-PEG24-acid
1172.4
97%
Azido-PEG36-acid
1701.0
98%
 
2-((Azido-PEG8-carbamoyl)methoxy)acetic acid
554.6
98%
 
 
Fmoc-N-amido-PEG1-acid
355.4
98%
Fmoc-N-amido-PEG2-acid
399.4
98%
Fmoc-N-amido-PEG3-acid
443.5
98%
Fmoc-N-amido-PEG4-acid
487.6
98%
Fmoc-N-amido-PEG5-acid
531.6
98%
Fmoc-N-amido-PEG6-acid
575.7
98%
Fmoc-N-amido-PEG7-acid
619.7
98%
Fmoc-N-amido-PEG8-acid
663.8
98%
Fmoc-N-amido-PEG9-acid
707.8
98%
Fmoc-N-amido-PEG10-acid
751.9
98%
Fmoc-N-amido-PEG12-acid
840.0
98%
Fmoc-N-amido-PEG15-acid
972.1
95%
Fmoc-N-amido-PEG16-acid
1016.2
98%
Fmoc-N-amido-PEG20-acid
1192.4
97%
Fmoc-N-amido-PEG24-acid
1368.6
97%
Fmoc-N-amido-PEG36-acid
1897.3
96%
 
Fmoc-NMe-PEG2-acid
413.5
98%
Fmoc-NMe-PEG4-acid
501.6
98%
 
 
Fmoc-NH-PEG1-CH2COOH
341.4
98%
Fmoc-NH-PEG2-CH2COOH
385.4
98%
Fmoc-NH-PEG3-CH2COOH
429.5
98%
Fmoc-NH-PEG4-CH2COOH
473.5
98%
Fmoc-NH-PEG5-CH2COOH
517.6
98%
Fmoc-NH-PEG6-CH2COOH
561.6
95%
Fmoc-NH-PEG8-CH2COOH
649.7
98%
Fmoc-NH-PEG11-CH2COOH
781.9
97%
Fmoc-NH-PEG12-CH2COOH
826.0
97%
 
 
t-Boc-N-amido-PEG1-acid
233.3
98%
t-Boc-N-amido-PEG2-acid
277.3
98%
t-Boc-N-amido-PEG3-acid
321.4
98%
t-Boc-N-amido-PEG4-acid
365.4
98%
t-Boc-N-amido-PEG5-acid
409.5
98%
t-Boc-N-amido-PEG6-acid
453.5
98%
t-Boc-N-amido-PEG7-acid
497.6
98%
t-Boc-N-amido-PEG8-acid
541.6
97%
t-Boc-N-amido-PEG10-acid
629.7
98%
t-Boc-N-amido-PEG12-acid
717.9
98%
t-Boc-N-amido-PEG20-acid
1070.3
97%
t-Boc-N-amido-PEG24-acid
1246.5
97%
t-Boc-N-amido-PEG36-acid
1775.1
97%
 
 
t-Boc-N-amido-PEG1-CH2CO2H
219.2
98%
t-Boc-N-amido-PEG2-CH2CO2H
263.3
98%
t-Boc-N-amido-PEG3-CH2CO2H
307.3
98%
t-Boc-N-amido-PEG4-CH2CO2H
351.4
98%
t-Boc-N-amido-PEG6-CH2CO2H
439.5
98%
 
 
t-Boc-N-amido-PEG4-(CH2)3CO2H
379.5
98%
 
 
Propargyl-PEG1-acid
128.1
98%
Propargyl-PEG2-acid
172.2
98%
Propargyl-PEG3-acid
216.2
98%
Propargyl-PEG4-acid
260.3
98%
Propargyl-PEG5-acid
304.3
98%
Propargyl-PEG6-acid
348.4
98%
Propargyl-PEG7-acid
392.5
98%
Propargyl-PEG8-acid
436.5
98%
Propargyl-PEG10-acid
524.6
98%
Propargyl-PEG13-acid
656.8
98%
Propargyl-PEG14-acid
700.8
98%
 
 
Propargyl-PEG4-CH2CO2H
246.3
98%
Propargyl-PEG5-CH2CO2H
290.3
98%
 
 
Propargyl-PEG4-(CH2)3-acid
274.3
98%
 
 
Acid-PEG1-t-butyl ester
218.3
98%
Acid-PEG2-t-butyl ester
262.3
98%
Acid-PEG3-t-butyl ester
306.4
95%
Acid-PEG4-t-butyl ester
350.4
95%
Acid-PEG5-t-butyl ester
394.5
95%
Acid-PEG6-t-butyl ester
438.5
98%
Acid-PEG12-t-butyl ester
702.8
98%
Acid-PEG14-t-butyl ester
790.9
98%
 
t-butyl ester-PEG5-CH2COOH
380.4
98%
 
 
Acid-PEG3-mono-methyl ester
264.3
92%
Acid-PEG4-mono-methyl ester
308.3
98%
Acid-PEG5-mono-methyl ester
352.4
98%
Acid-PEG6-mono-methyl ester
396.4
98%
 
 
Aminooxy-PEG3-acid HCl salt
237.3
98%
Aminooxy-PEG4-acid
281.3
98%
Aminooxy-PEG8-acid
457.5
98%
 
 
Fmoc-aminooxy-PEG4-acid
503.6
98%
Fmoc-aminooxy-PEG12-acid
856.0
98%
 
 
t-Boc-Aminooxy-PEG3-acid
337.4
98%
t-Boc-Aminooxy-PEG4-acid
381.4
97%
t-Boc-Aminooxy-PEG12-acid
733.9
98%
 
 
t-Boc-Aminooxy-PEG2-CH2CO2H
279.3
98%
t-Boc-Aminooxy-PEG4-CH2CO2H
367.4
98%
 
 
Carboxy-PEG2-sulfonic acid
242.2
98%
Carboxy-PEG4-sulfonic acid
330.4
98%
Carboxy-PEG5-sulfonic acid
374.4
95%
 
 
Cbz-N-amido-PEG2-acid
311.3
98%
Cbz-N-amido-PEG3-acid
355.4
98%
Cbz-N-amido-PEG4-acid
399.4
98%
Cbz-N-amido-PEG5-acid
443.5
98%
Cbz-N-amido-PEG6-acid
487.6
98%
Cbz-N-amido-PEG8-acid
575.7
98%
Cbz-N-amido-PEG10-acid
663.8
98%
Cbz-N-amido-PEG20-acid
1104.3
97%
 
 
Biotin-PEG2-acid
403.5
98%
Biotin-PEG3-acid
447.6
98%
Biotin-PEG4-acid
491.6
98%
Biotin-PEG6-acid
579.7
98%
Biotin-PEG8-acid
667.8
98%
Biotin-PEG12-acid
844.0
98%
Biotin-PEG24-acid
1372.7
97%
Biotin-PEG36-acid
1901.3
98%
 
 
DNP-PEG2-acid
343.3
98%
DNP-PEG4-acid
431.4
98%
DNP-PEG6-acid
519.5
98%
DNP-PEG12-acid
783.8
98%
 
 
Hydroxy-PEG4-acid
266.3
95%
Hydroxy-PEG8-acid
442.5
90%
 
 
Hydroxy-PEG2-CH2CO2H, sodium salt
164.2
98%
Hydroxy-PEG4-CH2CO2H
252.3
88%
 
 
m-PEG1-acid
104.1
97%
m-PEG2-acid
148.2
98%
m-PEG3-acid
192.2
98%
m-PEG4-acid
236.3
98%
m-PEG5-acid
280.3
98%
m-PEG6-acid
324.4
98%
m-PEG7-acid
368.4
98%
m-PEG8-acid
412.5
98%
m-PEG9-acid
456.5
98%
m-PEG10-acid
500.6
98%
m-PEG11-acid
544.6
98%
m-PEG12-acid
588.7
98%
m-PEG13-acid
632.7
98%
m-PEG17-acid
809.0
98%
m-PEG24-acid
1117.3
97%
m-PEG25-acid
1161.4
97%
m-PEG37-acid
1690.0
97%
 
3-(m-PEG8-ethoxycarbonyl)propanoic acid
484.5
3-(m-PEG12-ethoxycarbonyl)propanoic acid
660.8
 
m-PEG3-acid chloride
210.7
98%
 
 
m-PEG4-CH2COOH
222.2
98%
m-PEG5-CH2COOH
266.3
98%
m-PEG6-CH2COOH
310.3
98%
m-PEG7-CH2COOH
354.4
98%
m-PEG9-CH2COOH
442.5
98%
m-PEG11-CH2CO2H
530.6
98%
 
 
m-PEG4-(CH2)3-acid
250.3
98%
 
 
m-PEG12-CH2CH2NHCH2CH2COOH
631.8
97%
 
 
TAMRA-PEG4-acid
677.8
98%
 
 
N-methyl-N-(t-Boc)-PEG4-acid
379.5
98%
 
 
Acid-PEG3-PFP ester
416.3
97%
 
 
Acid-PEG5-TEMPO
491.6
95%
 
 
Bis-Sulfone-PEG8-acid
924.1
98%
 
Active-Mono-Sulfone-PEG8-acid
767.9
98%
 
 
2-Amino-1,3-bis(carboxylethoxy)propane HCl salt
235.2
98%
 
N-(Amino-PEG3)-N-bis(PEG3-acid) HCl salt
600.7
97%
N-(Amino-PEG5)-N-bis(PEG4-acid)
776.9
98%
 
N-(acid-PEG3)-N-bis(PEG3-amine)
571.7
98%
 
Amino-Tri-(carboxyethoxymethyl)-methane
337.3
98%
 
NH-bis(PEG2-acid) HCl salt
337.4
98%
NH-bis(PEG3-acid) HCl salt
425.5
98%
NH-bis(PEG4-acid) HCl salt
513.6
98%
 
N-(Azido-PEG3)-N-bis(PEG3-acid) HCl salt
626.7
97%
N-(Azido-PEG3)-N-bis(PEG4-acid)
714.8
98%
N-(Azido-PEG4)-N-bis(PEG4-acid) HCl salt
758.9
98%
 
N-(acid-PEG3)-N-bis(PEG3-azide)
623.7
98%
 
N-(Acid-PEG2)-N-bis(PEG3-azide)
607.7
 
2-(Azido-PEG3-amido)-1,3-bis(carboxylethoxy)propane
464.5
98%
 
N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid
581.7
98%
 
Azido-PEG4-Amido-tri-(carboxyethoxymethyl)-methane
610.6
96%
 
N-(Azido-PEG2)-N-Boc-PEG3-acid
478.5
98%
N-(Azido-PEG2)-N-Boc-PEG4-acid
522.6
98%
N-(Azido-PEG3)-N-Boc-PEG3-acid
522.6
95%
N-(Azido-PEG3)-N-Boc-PEG4-acid
566.7
98%
 
2-(Biotin-amido)-1,3-bis(carboxylethoxy)propane
461.5
98%
 
1,3-bis(carboxyethoxy)-2,2-bis(carboxyethoxy)propane
424.4
92%
N-Biotin-N-bis(PEG4-acid)
739.9
98%
 
N-Mal-N-bis(PEG2-acid)
488.5
98%
N-Mal-N-bis(PEG4-acid)
664.7
98%
N-(Biotin-PEG4)-N-bis(PEG4-acid) HCl salt
959.2
98%
 
N-(Amino-PEG4)-N-Biotin-PEG4-acid
710.9
98%
 
N-(Azido-PEG2)-N-Biotin-PEG3-acid
604.7
98%
 
4-(N-Boc-amino)-1,6-heptanedioic acid
275.3
97%
2-t-Butoxycarbonylamino-1,3-bis(carboxyethoxy)propane
335.4
96%
 
N-(Boc-PEG3)-N-bis(PEG3-acid)
700.8
97%
N-(Boc-PEG5)-N-bis(PEG4-acid)
877.0
98%
 
N-Boc-N-bis(PEG2-acid)
437.5
97%
N-Boc-N-bis(PEG3-acid)
525.6
98%
N-Boc-N-bis(PEG4-acid)
613.7
98%
 
N-(Propargyl-PEG4)-N-bis(PEG4-acid) HCl salt
727.9
98%
 
N-(Acid-PEG2)-N-bis(PEG2-propargyl)
429.5
98%
 
Tri(carboxyethyloxyethyl)amine HCl salt
365.4
96%
 
N-Benzyl-N-bis(PEG3-acid)
515.6
98%
 
N-DBCO-N-bis(PEG2-acid)
624.7
98%
 
N-(Azido-PEG2)-N-Fluorescein-PEG3-acid
767.8
98%
N-(Azido-PEG2)-N-Fluorescein-PEG4-acid
811.9
98%
N-(Azido-PEG3)-N-Fluorescein-PEG3-acid
811.9
98%
N-(Azido-PEG3)-N-Fluorescein-PEG4-acid
855.9
98%