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PEG是由乙二醇首尾相连聚合而形成的长链，通过改变乙二醇单元的数量即可调节PEG 连接子的长度，同时长链端末的羟基可以置换成特定的官能团，双官能化的PEG连接子可以作为“桥梁”将两端分子进行连接。PEG 具有良好的水溶性和低免疫原性，因此它在药物剂型修饰、药物递送、生物化学实验等领域都有着重要的应用价值。

按化学元素: B^x; C^x; N^x; O^x; F^x; Si^x; P^x; S^x; Cl^x; Br^x; I^x

用途： C-PEG-C (139) C-PEG-X (99) N-PEG-C (149) N-PEG-N (63) N-PEG-X (40) O-PEG-C (81) O-PEG-N (48) O-PEG-O (37) O-PEG-X (49) Other PEG Linkers (57) X-PEG-X (25)

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N-Boc-2-(2-aminoethoxy)acetic Acid N-Boc-2-(2-aminoethoxy)acetic Acid 品牌：毕得: BD00769712142929-49-595%; 登录 25g 常备现货

Sodium 2-(2-hydroxyethoxy)acetate Sodium 2-(2-hydroxyethoxy)acetate 品牌：毕得: BD628858142047-97-095%; 登录 1g 常备现货

tert-Butyl 9-Amino-4,7-dioxanonanoate tert-Butyl 9-Amino-4,7-dioxanonanoate 品牌：毕得: BD225908756525-95-895%; 登录 1g 常备现货

tert-Butyl 3-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)propanoate tert-Butyl 3-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)propanoate 品牌：毕得: BD225909252881-74-697%; 登录 5g 常备现货

tert-Butyl 1-amino-3,6,9,12-tetraoxapentadecan-15-oate tert-Butyl 1-amino-3,6,9,12-tetraoxapentadecan-15-oate 品牌：毕得: BD225910581065-95-495%; 登录 1g 常备现货

2-(2-(Trityloxy)ethoxy)ethanol 2-(2-(Trityloxy)ethoxy)ethanol 品牌：毕得: BD718268105589-77-398%; 登录 1g 常备现货

3-(2-(2-(Prop-2-yn-1-yloxy)ethoxy)ethoxy)propanoic acid 3-(2-(2-(Prop-2-yn-1-yloxy)ethoxy)ethoxy)propanoic acid 品牌：毕得: BD7489931347760-82-097%; 登录 1g 常备现货

tert-Butyl 14-hydroxy-3,6,9,12-tetraoxatetradecan-1-oate tert-Butyl 14-hydroxy-3,6,9,12-tetraoxatetradecan-1-oate 品牌：毕得: BD748994169751-72-895%; 登录 1g 常备现货

14-Amino-3,6,9,12-tetraoxatetradecan-1-ol 14-Amino-3,6,9,12-tetraoxatetradecan-1-ol 品牌：毕得: BD74895134188-11-997%; 登录 1g 常备现货

2,2,3,3-Tetramethyl-4,7,10-trioxa-3-siladodecan-12-ol 2,2,3,3-Tetramethyl-4,7,10-trioxa-3-siladodecan-12-ol 品牌：毕得: BD756881201037-95-898%; 登录 1g 常备现货

3-Oxo-1-phenyl-2,7,10,13,16-pentaoxa-4-azaoctadecan-18-oic acid 3-Oxo-1-phenyl-2,7,10,13,16-pentaoxa-4-azaoctadecan-18-oic acid 品牌：毕得: BD7516121451362-51-897%; 登录 1g 常备现货

1-Bromo-3,6,9,12-tetraoxapentadecan-15-oic acid 1-Bromo-3,6,9,12-tetraoxapentadecan-15-oic acid 品牌：毕得: BD7589221393330-38-597%; 登录 100mg 常备现货

2,5-Dioxopyrrolidin-1-yl 4,7,10,13,16-pentaoxanonadec-18-yn-1-oate 2,5-Dioxopyrrolidin-1-yl 4,7,10,13,16-pentaoxanonadec-18-yn-1-oate 品牌：毕得: BD7589231393330-40-998%; 登录 100mg 常备现货

tert-Butyl (14-hydroxy-3,6,9,12-tetraoxatetradecyl)carbamate tert-Butyl (14-hydroxy-3,6,9,12-tetraoxatetradecyl)carbamate 品牌：毕得: BD7589241404111-67-697%; 登录 250mg 常备现货

4,7,10,13-Tetraoxahexadec-15-yn-1-oic acid 4,7,10,13-Tetraoxahexadec-15-yn-1-oic acid 品牌：毕得: BD7589251415800-32-697%; 登录 1g 常备现货

3-(2-(2-(2-Bromoacetamido)ethoxy)ethoxy)propanoic acid 3-(2-(2-(2-Bromoacetamido)ethoxy)ethoxy)propanoic acid 品牌：毕得: BD7589261415800-44-097%; 登录 1g 常备现货

Fmoc-NH-PEG5-CH2COOH Fmoc-NH-PEG5-CH2COOH 品牌：毕得: BD755734635287-26-296%; 登录 100mg 常备现货

tert-Butyl 1-hydroxy-3,6,9,12,15-pentaoxaoctadecan-18-oate tert-Butyl 1-hydroxy-3,6,9,12,15-pentaoxaoctadecan-18-oate 品牌：毕得: BD760165850090-09-495%; 登录 5g 常备现货

tert-Butyl 2-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)acetate tert-Butyl 2-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)acetate 品牌：毕得: BD760166518044-31-098%; 登录 1g 常备现货

tert-Butyl 1-amino-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-oate tert-Butyl 1-amino-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-oate 品牌：毕得: BD760171756526-06-497%; 登录 1g 常备现货

tert-Butyl 3-(2-(2-(tosyloxy)ethoxy)ethoxy)propanoate tert-Butyl 3-(2-(2-(tosyloxy)ethoxy)ethoxy)propanoate 品牌：毕得: BD760172850090-13-097%; 登录 1g 常备现货

2-(2-(2-(2-((Tetrahydro-2H-pyran-2-yl)oxy)ethoxy)ethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 2-(2-(2-(2-((Tetrahydro-2H-pyran-2-yl)oxy)ethoxy)ethoxy)ethoxy)ethyl 4-methylbenzenesulfonate 品牌：毕得: BD76017386259-89-497%; 登录 1g 常备现货

1-Phenyl-2,5,8,11,14,17,20-heptaoxadocosan-22-amine 1-Phenyl-2,5,8,11,14,17,20-heptaoxadocosan-22-amine 品牌：毕得: BD760174868594-43-897%; 登录 1g 常备现货

1-Hydroxy-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-oic acid 1-Hydroxy-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-oic acid 品牌：毕得: BD760177937188-60-897%; 登录 1g 常备现货

4,7,10,13,16,19,22-Heptaoxapentacosane-1,25-dioic acid 4,7,10,13,16,19,22-Heptaoxapentacosane-1,25-dioic acid 品牌：毕得: BD76017894376-75-798%; 登录 1g 常备现货

1-Iodo-2-(2-iodoethoxy)ethane 1-Iodo-2-(2-iodoethoxy)ethane 品牌：毕得: BD7603134270-90-196% (stabilized with Copper chip); 登录 5g 常备现货

2,2-Dimethyl-4-oxo-3,8,11,14-tetraoxa-5-azaheptadecan-17-oic acid 2,2-Dimethyl-4-oxo-3,8,11,14-tetraoxa-5-azaheptadecan-17-oic acid 品牌：毕得: BD7600431347750-75-797%; 登录 1g 常备现货

17-(Boc-amino)-3,6,9,12,15-pentaoxa-1-heptadecanol 17-(Boc-amino)-3,6,9,12,15-pentaoxa-1-heptadecanol 品牌：毕得: BD760044331242-61-698%; 登录 1g 常备现货

3,6,9,12-Tetraoxapentadec-14-yn-1-ol 3,6,9,12-Tetraoxapentadec-14-yn-1-ol 品牌：毕得: BD76004587450-10-096%; 登录 1g 常备现货

1,2-Bis(2-bromoethoxy)ethane 1,2-Bis(2-bromoethoxy)ethane 品牌：毕得: BD76004731255-10-498%; 登录 1g 常备现货

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