叠氮-四乙二醇-活性酯,944251-24-5,交联剂
英文名称： Azido-PEG4-NHS ester
中文名： 叠氮-四聚乙二醇-丙烯酸琥珀酰亚胺
分子式： C15H24N4O8
分子量： 388.4
CAS： 944251-24-5
纯度： ≥95%
结构式:
性 状:白色或微黄色粉状制剂 
用 途：仅供科研实验使用，不用于诊治 
注意事项： 取用一定要干燥，避免频繁的溶解和冻干 
溶解性：溶于大部分有机溶剂，如：DCM、DMF、DMSO、THF等等。在水中有很好的溶解性。
产品简介：
Azido-PEG4-NHS Ester is a labeling reagent used to modify the primary amine groups (e.g., a side chain of lysine residues or aminosilane-coated surfaces) with an azido group via a stable amide bond.
其它Azide化合物：
Name CAS
m-PEG36-azide 89485-61-0
Propargyl-PEG3-azide 932741-18-9
m-PEG16-azide  
m-PEG24-azide 89485-61-0
m-PEG12-azide 89485-61-0
m-PEG8-azide 869718-80-9
m-PEG10-azide 2112738-12-0
m-PEG7-azide 208987-04-6
m-PEG4-azide 606130-90-9
m-PEG6-azide 1043884-49-6
m-PEG3-azide 74654-06-1
m-PEG2-azide 215181-61-6
1-isothiocyanato-PEG3-Azide 1310686-23-7
Bromoacetamido-PEG5-azide 1415800-37-1
Bromoacetamido-PEG3-azide 940005-81-2
Bromoacetamido-PEG2-azide 86770-72-1
Bromo-PEG5-azide 1402411-90-8
Bromo-PEG6-azide 2062663-64-1
Bromo-PEG4-azide 1951439-37-4
Bromo-PEG2-azide 530151-56-5
Bromo-PEG3-azide 1446282-43-4
Azide-PEG7-Tos 1418561-41-7
Azide-PEG12-Tos 1821464-56-5
Azide-PEG6-Tos 906007-10-1
Azide-PEG4-Tos 168640-82-2
Azide-PEG5-Tos 236754-49-7
Azide-PEG3-Tos 178685-33-1
Azido-PEG6-CH2CO2-t-Bu 297162-49-3
Azido-PEG5-CH2CO2-t-Bu 1448451-72-6
Azido-PEG4-CH2CO2-t-Bu 864681-04-9
Azido-PEG3-CH2CO2-t-Bu 172531-36-1
Azido-PEG1-CH2CO2-t-Bu 1820717-35-8
Azido-PEG2-CH2CO2-t-Bu 251564-45-1
Azido-PEG16-t-butyl ester  
Azido-PEG9-t-butyl ester 1818294-43-7
Azido-PEG12-t-butyl ester 1818294-45-9
Azido-PEG8-t-butyl ester 1623791-99-0
Azide-PEG5-t-butyl ester 1415800-41-7
Azido-PEG6-t-butyl ester 406213-76-1
Azido-PEG3-t-butyl ester 252881-73-5
Azido-PEG4-t-butyl ester 581066-04-8
Azido-PEG2-t-butyl ester 20844-48-8
Azido-PEG2-sulfonic acid 1817735-39-9
Azido-PEG1-t-butyl ester 1374658-85-1
Azido-PEG3-phosphonic acid 1964503-38-5
Azido-PEG3-phosphonic acid ethyl ester 1337527-24-8
Azido-PEG4-acrylate 1807539-09-8
Azido-PEG4-oxazolidin-2-one 1919045-03-6
Azido-PEG4-(CH2)3-methyl ester 1835759-71-1
Azido-PEG3-methyl ester 2086689-07-6
Azido-PEG3-CH2CO2Me 1253389-31-9
Azido-PEG1-methyl ester 1835759-80-2
Azido-PEG1-methylamine 1835759-88-0
Azido-PEG3-(CH2)3OH 1807512-36-2
Azido-PEG4-(CH2)3OH 2028281-87-8
Azido-PEG24-alcohol 73342-16-2
Azido-PEG36-alcohol 73342-16-2
Azido-PEG20-alcohol 1637297-21-2
Azido-PEG11-alcohol  
Azide-PEG12-alcohol 73342-16-2
Azide-PEG8-alcohol 352439-36-2
Azido-PEG9-alcohol 1984776-37-5
Azido-PEG7-alcohol 1274892-60-2
Azido-PEG6-alcohol 86770-69-6
Azido-PEG4-alcohol 86770-67-4
Azido-PEG5-alcohol 86770-68-5
Azido-PEG3-alcohol 86520-52-7
Azido-PEG3-Maleimide 1858264-36-4
Azido-PEG2-alcohol 139115-90-5
Azido-PEG4-t-Boc-hydrazide 1919045-01-4
Aminooxy-PEG5-azide 1919045-02-5
Azido-PEG2-t-Boc-hydrazide 2100306-56-5
Aminooxy-PEG4-azide 2100306-61-2
Aminooxy-PEG2-azide 1043426-13-6
Aminooxy-PEG3-azide 1306615-51-9
Aminooxy-PEG1-azide 2100306-70-3
Azido-PEG23 amine 749244-38-0
Azido-PEG35 amine 749244-38-0
Azido-PEG11-amine 1800414-71-4
Azido-PEG9-amine 1207714-69-9
Azido-PEG10-amine 912849-73-1
Azido-PEG7-amine 1333154-77-0
Azido-PEG8-amine 857891-82-8
Azido-PEG5-amine 516493-93-9
Azido-PEG6-amine 957486-82-7
Azido-PEG4-amine 951671-92-4
Azido-PEG1-amine 464190-91-8
Azido-PEG2-amine 166388-57-4
Azido-PEG10-alcohol 877239-09-3
Azido-PEG3-amine 134179-38-7
Azido-PEG4-CH2CO2H 201467-81-4
Azido-PEG2-CH2CO2H 882518-90-3
Azido-PEG3-CH2CO2H 172531-37-2
Azido-PEG1-CH2CO2H 79598-48-4
2-((Azido-PEG8-carbamoyl)methoxy)acetic acid 846549-37-9
Azido-PEG12-acid 1167275-20-3
Azido-PEG24-acid 1167275-20-3
Azido-PEG10-acid 1644163-57-4
Azido-PEG9-acid 1670249-37-2
Azido-PEG6-acid 361189-66-4
Azido-PEG8-acid 1214319-92-2
Azido-PEG4-acid 1257063-35-6
Azido-PEG5-acid 1425973-16-5
Azido-PEG3-acid 1056024-94-2
Azido-PEG1-acid 1393330-34-1
Azido-PEG2-acid 1312309-63-9
Azido-PEG6-PFP ester 1818294-47-1
Azido-PEG8-PFP ester 2055014-62-3
Azido-PEG5-PFP ester 1818294-48-2
Azido-PEG3-PFP ester 1807530-07-9
Azido-PEG4-PFP ester 1353012-00-6
Azido-PEG2-PFP ester 1393330-37-4
Azido-PEG1-PFP ester 1807505-32-3
Azido-PEG2-CH2CO2-NHS 1312309-64-0
Azido-PEG4-CH2CO2-NHS 1807534-82-2
3-Azidopropionic Acid Sulfo-NHS Ester 2055198-09-7
Azido-PEG16-NHS ester 1108750-59-9
Azido-PEG24-NHS ester 1108750-59-9
Azido-PEG12-NHS ester 1108750-59-9
Azido-PEG6-NHS ester 2055014-64-5
Azido-PEG8-NHS ester 1204834-00-3
Azido-PEG5-NHS ester 1433996-86-1
Azido-PEG3-NHS ester 1245718-89-1
Azido-PEG4-NHS ester 944251-24-5
Azido-PEG2-NHS ester 1312309-64-0
Azidoacetic acid NHS ester 824426-32-6
Azido-PEG1-NHS ester 1807530-06-8
TAMRA-PEG4-Alkyne 1225057-68-0
Desthiobiotin-PEG3-Azide 1426828-06-9
UV Cleavable Biotin-PEG2-Azide 1654739-36-2
PC Biotin-PEG3-azide 1937270-46-6
N-(Azido-PEG4)-biocytin 2055042-70-9
Diol Biotin-PEG3-azide  
Diazo Biotin-PEG3-azide 1339202-33-3
Dde Biotin-PEG4-Picolyl azide 2055048-42-3
Dde Biotin-PEG4-azide 1802907-93-2
Biotin-PEG4-Picolyl azide 2222687-71-8
Biotin-PEG2-C6-azide 1011268-29-3
Biotin-PEG11-azide 956494-20-5
Biotin-PEG23-azide 956494-20-5
Biotin-PEG7-azide 1334172-75-6
Biotin-PEG5-azide 1163732-89-5
Biotin-PEG4-azide 1309649-57-7
Biotin-PEG3-azide 875770-34-6
Biotin-PEG2-azide 1910803-72-3
PC-Biotin-PEG4-PEG3-azide 2055198-04-2
Azide-SS-biotin 1620523-64-9
Biotin-LC-Hydrazide 109276-34-8
Biotin-PEG12-hydrazide  
Biotin-PEG3-hydrazide 1381861-94-4
Biotin hydrazide 66640-86-6
acethydrazide 1068-57-1
mPEG-Azide,MW 2k  
Ms-PEG4-azide 134179-43-4
Azide- PEG-2K-NH-COO-Tocopherol  
Bis-sulfone-PEG3-azide 1802908-01-5
Pyrene azide 2  
PEP azide 1807521-02-3
Coumarin 343 azide 1807503-82-7
Sulforhodamine B-Azide  
C18-PEG12-Azide  
C18-PEG4-Azide 1807539-11-2
Fmoc-N-amido-PEG4-t-Boc-Hydrazide 1263044-77-4
2-aminoethyl sulfonylazide  
Dodecylbenzenesulfonyl Azide 79791-38-1
3-TOLUIC HYDRAZIDE 13050-47-0
SODIUM AZIDE 26628-22-8
3-METHOXYBENZHYDRAZIDE 1419128
Benzoic acid N'-benzoyl-N'-methyl-h ydrazide 21150-15-2
6-chloro-1,8a-dihydro-2-methylimidazo[1,2-a]pyridine-3-carbohydrazide
5-chloro-1H-indole-2-carbohydrazide  
3-chlorobenzo[b]thiophene-2-carbohydrazide 62524-21-4
2-(4-benzylpiperazin-1-yl)acetohydrazide 24632-70-0
PIVALIC ACID HYDRAZIDE 42826-42-6
4-ETHOXYBENZHYDRAZIDE 58586-81-5
Methyltetrazine-amido-PEG7-azide 2112731-46-9
Methyltetrazine-PEG4-azide 1802908-04-8
Propargyl-PEG9-azide  
Propargyl-PEG6-azide 1198080-03-3
Propargyl-PEG5-azide 1589522-62-2
Pyrene-PEG3-azide 1817735-36-6
Pyrene-PEG2-azide  
BDP FL-PEG5-azide 2093197-91-0
BDP FL azide 1379771-95-5
TAMRA-Azide-PEG-Desthiobiotin  
TAMRA-Azide-PEG-Biotin 1797415-74-7
TAMRA-PEG3-Azide 1228100-59-1
Carboxyrhodamine 110-PEG3-Azide 1536327-95-3
Fluorescein-PEG4-azide 1454662-54-4
Fluorescein-PEG2-azide 1146195-72-3
FAM azide, 6-isomer 1386385-76-7
FAM azide, 5-isomer 510758-23-3
Cy5 Boc-hydrazide  
Cy5.5 hydrazide  
Cy5 hydrazide  
Cy3 hydrazide  
Sulfo-Cy5.5 Azide 1801695-56-6
diSulfo-Cy5 azide 2055138-89-9
Sulfo-Cy5 Azide 1782950-80-4
diSulfo-Cy3 azide 2055138-89-9
Sulfo-Cy3 Azide 1801695-56-6
Cy5-PEG5-azide  
Cy5-PEG3-azide  
N-(azide-PEG3)-N'-(PEG4-NHS ester)-Cy5  
N-(azide-PEG3)-N'-(Mal-PEG4)-Cy5  
N-(m-PEG4)-N'-(m-PEG4)-O-(m-PEG4)-O'-(azide-PEG4)-Cy5  
N,N'-bis-(azide-PEG3)-chlorocyclohexenyl Cy7  
N-(m-PEG4)-N'-(azide-PEG4)-Cy7  
N-(Ac-PEG3)-N'-(azide-PEG3)-Cy7  
N-methyl-N'-methyl-O-(m-PEG4)-O'-(azide-PEG4)-Cy5  
N-(azide-PEG3)-N'-(PEG4-acid)-Cy5  
N-(azide-PEG3)-N'-(Amine-C3-PEG4)-Cy5  
N-(azide-PEG4)-3,3-Dimethyl-3H-indole-N'-(m-PEG3)-Benzothiazole Cy5
N-(m-PEG4)-N'-(azide-PEG3)-Cy5  
N-methyl-N'-(Azido-PEG2-C5)-Cy5  
N-(hydroxy-PEG2)-N'-(azide-PEG3)-Cy5  
N,N'-bis-(azide-PEG3)-Cy5  
N-methyl-N'-methyl-O-(m-PEG4)-O'-(azide-PEG4)-Cy3  
N-(m-PEG4)-N'-(azide-PEG4)-Cy3  
N-hydroxypropyl-N'-(azide-PEG3)-Cy3  
N-methyl-N'-(azide-PEG3)-Cy3  
m-PEG-Azide, MW 10k  
m-PEG-Azide, MW 20k  
m-PEG-azide, MW2K  
m-PEG-Azide, MW 5k  
Azido-PEG4-tetra-Ac-beta-D-glucose 153252-44-9
Azido-PEG4-beta-D-glucose 1609083-15-9
Azido-PEG4-Ala-Ala-Asn(Trt)-PAB 2055042-67-4
Azido-PEG5-Ala-Ala-Asn-PAB 2055048-54-7
Azido-PEG4-Val-Cit-PAB-OH 2055024-64-9
Azido-PEG3-Val-Cit-PAB-OH 2055024-65-0
Azido-PEG3-Val-Cit-PAB-PNP 2055047-18-0
Azido-PEG3-Sulfone-PEG4-t-butyl ester 2055023-76-0
Azide-PEG3-Sulfone-PEG3-azide 2055024-45-6
Azido-PEG3-Sulfone-PEG4-acid 2055024-42-3
Azido-PEG3-S-PEG4-t-butyl ester 2055041-19-3
Azido-PEG3-S-PEG4-propargyl 2055041-24-0
Azido-PEG3-S-PEG3-azide 2055023-77-1
N-(Azido-PEG3)-N-Biotin-PEG4-methyl ester 2100306-76-9
N-(Azido-PEG2)-N-Biotin-PEG3-acid 2112731-59-4
N-(Azido-PEG4)-N-Boc-PEG3-t-butyl ester 2093152-85-1
N-(Azido-PEG3)-N-Boc-PEG4-t-butyl ester 2112731-94-7
N-(Azido-PEG3)-N-Boc-PEG3-t-butyl ester 2112732-03-1
N-(Azido-PEG2)-N-Boc-PEG4-t-butyl ester 2093153-83-2
N-(Azido-PEG2)-N-Boc-PEG3-t-butyl ester 2093153-07-0
N-(Azido-PEG3)-N-Boc-PEG4-NHS ester 2112731-96-9
N-(Azido-PEG3)-N-Boc-PEG3-NHS ester 2112731-51-6
N-(Azido-PEG2)-N-Boc-PEG4-NHS ester 2093153-95-6
N-(Azido-PEG2)-N-Boc-PEG3-NHS ester 2093153-85-4
N-(Azido-PEG3)-N-Boc-PEG4-acid 2112731-95-8
N-(Azido-PEG3)-N-Boc-PEG3-acid 2112731-52-7
N-(Azido-PEG2)-N-Boc-PEG4-acid 2093153-82-1
N-(Azido-PEG2)-N-Boc-PEG3-acid 2086689-01-0
N-Boc-N-bis(PEG4-azide) 2055041-25-1
N-Boc-N-bis(PEG3-azide) 1258939-38-6
N-Boc-N-bis(PEG1-azide) 2100306-79-2
NH-bis(PEG3-azide) 1258939-39-7
NH-bis(PEG1-azide) 2100306-81-6
Ald-Ph-PEG3-azide 1807540-88-0
Ald-CH2-PEG5-azide 1446282-38-7
Ald-CH2-PEG3-azide 1002342-83-7
Ald-PEG4-azide 2030118-14-8
L-Azidohomoalanine HCl salt 120042-14-0
N-(Azido-PEG3)-N-Fluorescein-PEG4-acid 2100306-72-5
N-(Azido-PEG3)-N-Fluorescein-PEG3-acid 2100306-50-9
N-(Azido-PEG2)-N-Fluorescein-PEG4-acid 2086689-06-5
N-(Azido-PEG2)-N-Fluorescein-PEG3-acid 2086689-04-3
Azido-PEG3-SS-PEG3-azide 1310827-27-0
Azidoethyl-SS-ethylazide 352305-38-5
Azidoethyl-SS-ethylalcohol 1807540-82-4
Azidoethyl-SS-ethylamine 1807512-40-8
t-Boc-N-Amido-PEG2-azide 950683-55-3
t-Boc-N-Amido-PEG3-azide 642091-68-7
t-Boc-N-Amido-PEG4-azide 940951-99-5
t-boc-N-amido-PEG5-azide 911209-07-9
t-boc-N-amido-PEG6-azide 1292268-15-5
t-boc-N-amido-PEG7-azide 206265-96-5
t-boc-N-amido-PEG9-azide 2112731-50-5
t-Boc-Aminooxy-PEG1-azide 2100306-67-8
t-Boc-Aminooxy-PEG2-azide 252378-68-0
t-Boc-Aminooxy-PEG3-azide 1235514-15-4
t-Boc-Aminooxy-PEG4-azide 2100306-64-5
DSPE-PEG5-azide 2112737-73-0
1,1,1-Trifluoroethyl-PEG2-azide 1835759-68-6
1,1,1-Trifluoroethyl-PEG4-azide 1817735-35-5
N-Fmoc-N'-(azido-PEG4)-L-Lysine  
N-Fmoc-N'-(azido-PEG4)-L-Lysine- PFP ester  
Azido-PEG4-4-nitrophenyl carbonate 1422540-98-4
S-Acetyl-PEG3-azide 1310827-26-9
Trityl-PEG8-azide 1818294-30-2
Trityl-PEG10-azide 877239-08-2
Methylamino-PEG3-azide 1355197-57-7
Methylamino-PEG5-azide 2055046-24-5
Azide-PEG-Azide, MW 20k  
Azide-PEG-Azide, MW 10k  
Azide-PEG-Azide, MW 2k  
Azide-PEG-Azide, MW 5k  
Azide-PEG-amine TFA salt, MW 5K  
Azide-PEG-amine TFA, MW 2K  
Azide-PEG-alcohol, MW 2K  
m-PEG3-Sulfone-PEG3-azide 1895922-76-5
m-PEG37-hydrazide  
m-PEG4-hydrazide 1449390-68-4
Azide-PEG16-alcohol  
DNP-PEG3-azide 951671-87-7
Amino-PEG8-t-Boc-hydrazide 1334169-96-8
Amino-PEG4-t-Boc-hydrazide 1263047-17-1
Amino-PEG2-t-Boc-hydrazide 2100306-60-1
Biotin-PEG3-SS-azide  
Benzyl-PEG5-azide 86770-72-1
Benzyl-PEG2-azide 1260001-87-3
Iodo-PEG3-Azide 936917-36-1
APN-C3-PEG4-azide 2183440-32-4
Azido-Amido-PEG8-t-butyl ester  
Azido-PEG4-hydrazide HCl Salt 2170240-96-5
Azido-PEG8-CH2CO2-PFP 2182601-80-3
Azido-PEG5-CH2CO2-PFP 2144777-92-2
Azido-PEG3-aminoacetic acid-NHS ester 2170240-91-0
Azido-PEG5-succinimidyl carbonate 1402411-88-4
Azido-PEG3-succinimidyl carbonate 2110448-98-9
Azido-PEG8-CH2CO2-NHS 2182601-81-4
Azido-PEG5-CH2CO2-NHS 2144777-77-3
azido-tris(ethylenoxy)-L-alanine TFA Salt 2054345-67-2
N-Boc-Azido-tris(ethylenoxy)-L-alanin 2054345-68-3
N-Fmoc-Azido-tris(ethylenoxy)-L-alanine 2054345-69-4
Azido-PEG8-CH2CO2H 1343472-07-0
Azido-PEG5-CH2CO2H 217180-81-9
   
3-Azidopropanoic acid NHS ester 850180-76-6
3-Azidopropanoic acid-PFP ester 1240801-10-8
3-Azidopropionic Acid 18523-47-2
Azido-SS-PEG2-acid 2144777-72-8
Azidoethyl-PEG2-t-Butyl ester 2144777-83-1
Lipoamido-PEG3-azide 890016-39-4
SPDP Hydrazide 115616-51-8
Cy3 Azide 2183440-48-2
Cy5 Azide 2183440-50-6
Cy5.5 Azide 2183440-52-8
Cy7 Azide 2183440-54-0
Cy7 hydrazide 2183440-63-1
FAM hydrazide, 5-isomer 2183440-64-2
FAM hydrazide, 6-isomer 2183440-65-3
TAMRA azide, 5-isomer 825651-66-9
TAMRA azide, 6-isomer 1192590-89-8
TAMRA hydrazide, 6-isomer 2183440-67-5
BDP 581/591 azide 2183473-20-1
BDP 630/650 azide 2183473-22-3
BDP R6G azide 2183473-23-4
BDP TMR azide 2183473-25-6
BDP TR azide 2183473-27-8
BDP FL hydrazide 2183473-45-0
BDP 581/591 hydrazide 2183473-40-5
BDP 630/650 hydrazide 2183473-43-8
BDP TR hydrazide 2183473-49-4
N-(Azido-PEG3)-N-bis(PEG3-acid) HCl salt 2055042-57-2
N-(Azido-PEG3)-N-bis(PEG4-acid) 2112731-54-9
N-(Azido-PEG4)-N-bis(PEG4-acid) HCl salt 2093152-80-6
N-(acid-PEG3)-N-bis(PEG3-azide) 2182602-17-9
2-(Azido-PEG3-amido)-1,3-bis(carboxylethoxy)propane 2086689-05-4
Azido-PEG4-Amido-tri-(carboxyethoxymethyl)-methane 1398044-51-3
N-(NHS-PEG3)-N-bis(PEG3-azide) 2182602-16-8
N-(Azido-PEG2)-N-bis(PEG4-t-butyl ester) 2112731-81-2
N-(Azido-PEG3)-N-bis(PEG3-t-butyl ester) 2055042-56-1
N-(Azido-PEG4)-N-bis(PEG4-t-butyl ester) 2093152-79-3
N-(t-butyl ester-PEG3)-N-bis(PEG3-azide) 2182602-15-7
N-(Azido-PEG3)-N-bis(PEG1-t-butyl ester) 2086689-00-9
Azido-PEG4-Amido-tri-(t-butoxycarbonylethoxymethyl)-methane 1421933-29-0
N-(Azido-PEG4)-N-Boc-PEG4-t-butyl ester 2112737-20-7
Azido-PEG36-acid 1167575-20-3
Azido-PEG4-nitrile 2194563-82-9
2-(Azido-PEG2-amido)-1,3-propandiol 1398044-52-4
N-(Propargyl-PEG4-carbonyl)-N-bis(PEG1-methyl ester) 2112732-01-9
Azido-PEG4-Amido-Tris 1398044-55-7
N-(Azido-PEG3)-NH-PEG3-acid HCl salt 2183440-72-2
N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid 2183440-70-0
N-(Azido-PEG3)-N-(PEG2-NH-Boc)-PEG3-acid 2183440-74-4
Iodoacetamide-PEG3-azide  
4-(2-(tosylmethyl)acryloyl)benzamide-(PEG3-azide) 2144777-85-3
m-PEG11-azide  
Azido-PEG9-NHS ester  
Azido-PEG10-NHS ester  
Azido-PEG3-CH2CO2-NHS 1092654-47-1
Azido-PEG10-t-butyl ester  
Azido-PEG1-CH2CO2-NHS 1480545-09-2
3-(Azido-PEG5-amino)propanol 2228857-31-4
Azido-PEG3-triethoxysilane 2243566-43-8
Azido-PEG15-t-butyl ester  
DOTA-PEG5-azide  
Azido-PEG5-triethoxysilane  
m-PEG5-azide 1202681-04-6
DOTA-(t-Butyl)3-PEG5-azide  
Azidoethyl-SS-propionic acid 2228857-32-5
Azidoethyl-SS-propionic NHS ester 2243566-44-9
t-Boc-Aminooxy-PEG5-azide  
Azido-PEG8-hydrazide HCl Salt  
Azido-PEG8-t-Boc-hydrazide  
Azide-PEG2-Ms 176520-23-3
Bromo-PEG1-azide 1144106-65-9
Biotin-PEG6-azide 1085938-09-5
Ald-CH2-PEG8-azide  
叠氮-四乙二醇-活性酯,944251-24-5,交联剂