?供應高品質MAL-PEG4-COOH,CAS:518044-41-2，PEG修飾劑

西安凱新生物科技有限公司是國內知名的PEG衍生試劑供應商，我公司提供各種PEG衍生物，分子量從100-20000不等，涉及十幾個基團，同時我公司新推出了單分散的小分子量PEG/PEO衍生物，PEG/PEO的重復單元從2個-24個不等，產品純度高達98%以上。目前公司的PEG類產品 來源于十幾個國際知名品牌和和國內的著名品牌PEG，我們跟國內知名實驗室聯合開發各種高附加值的PEG產品，還可以提供特殊PEG產品的定制服務。

★我公司提供的單分散短鏈小分子PEG試劑有以下特點和優勢：

1. Monodispersed PEGs鏈接各種不同基團，種類豐富，世界上最齊全的PEG linkers
2. Monodispersed PEGs修飾物產品價格便宜
3.產品質量好，純度在95%以上
4. PEG個數從2個到20個不等 都可以提供
5.包裝靈活，有100mg包裝也有500mg? 1克 和5克大包裝
6.售后服務好，可貨到付款，有任何質量問題可以退換貨
7.接受各種復雜Monodispersed PEGs定制服務，合成的Monodispersed PEGs除了有更多樣的基團 還可以提供各種不同數量的PEG的產品
8.可以提供核磁圖譜及相關質量證明圖譜

想了解更多小分子PEG產品 請聯系我們公司。

我們還提供特殊PEG產品的定制服務.

?產品目錄 ? ? ? ? ? ? ? ? CAS號 ? ? ? ? ? ? ?結構（R-PEG-R） ? ? ?

?

H2N-PEG2-COOH??????? 791028-27-8

H2N-PEG3-COOH??????? 784105-33-5

H2N-PEG4-COOH??????? 663921-15-1

H2N-PEG6-COOH??????? 905954-28-1????? 氨基聚乙二醇羧酸

H2N-PEG8-COOH??????? 756526-04-2

?

MAL-PEG2-COOH??????? 756525-98-1

MAL-PEG3-COOH??????? 518044-40-1????? 馬來酰亞胺聚乙二醇羧酸

MAL-PEG4-COOH??????? 518044-41-2

MAL-PEG5-COOH??????? 1286755-26-7

MAL-PEG6-COOH??????? 518044-42-3

MAL-PEG8-COOH??????? 1818294-46-0

?

HS-PEG4-COOH? ?? ????749247-06-1

HS-PEG8-COOH? ?? ????866889-02-3????? 巰基聚乙二醇羧基

HS-PEG12-COOH ?? ????1032347-93-5

?

MAL-PEG2-NHS???????? 1433997-01-3

MAL-PEG3-NHS???????? 1537892-36-6???? 馬來酰亞胺聚乙二醇琥珀酰亞胺

MAL-PEG4-NHS???????? 1325208-25-0

MAL-PEG5-NHS???????? 1807537-42-3

MAL-PEG6-NHS???????? 1599472-25-9

?

H2N-PEG3-OH?? ???????????? ????86770-74-3

H2N-PEG5-OH?? ???????????? ????34188-11-9

H2N-PEG6-OH?? ???????????? ????39160-70-8?????? 氨基聚乙二醇羥基

H2N-PEG7-OH?? ???????????? ????1425973-14-3

H2N-PEG8-OH?? ???????????? ????352439-37-3

H2N-PEG12-OH??????? ??????? 933789-97-0

?

N3-PEG2-NH2?????????? 166388-57-4

N3-PEG3-NH2?????????? 134179-38-7?????? 疊氮聚乙二醇氨基

N3-PEG4-NH2?????????? 951671-92-4

N3-PEG5-NH2?????????? 516493-93-9

N3-PEG6-NH2?????????? 957486-82-7

N3-PEG7-NH2?????????? 1333154-77-0???????????????????????????

N3-PEG8-NH2?????????? 857891-82-8

N3-PEG10-NH2????????? 912849-73-1

?

?

HOOC-PEG3-COOH????? 31127-85-2

HOOC-PEG4-COOH????? 439114-13-3?????? 羧基聚乙二醇羧基

HOOC-PEG6-COOH ?????94376-75-7

?

HO-PEG6-COOH?? ???????? ???1347750-85-9????? 羥基聚乙二醇羧基

HO-PEG8-COOH???????? 937188-60-8

?

NH2-PEG10-NH2?????? ??????? 928292-69-7?????? 氨基聚乙二醇氨基

NH2-PEG8-NH2????????? 822096-36-7??????????????

NH2-PEG3-NH2????????? 929-75-9

NH2-PEG4-NH2????????? 68960-97-4

NH2-PEG5-NH2????????? 72236-26-1

?

mPEG3-SH????????????? 31521-83-2

mPEG4-SH????????????? 52190-55-3?? ????甲氧基聚乙二醇巰基

mPEG6-SH????????????? 441771-60-4

mPEG8-SH????????????? 651042-83-0

mPEG9-SH????????????? 651042-84-1??

mPEG10-SH???????????? 651042-85-2

?

mPEG3-COOH?????????? 67319-28-2

mPEG4-COOH?????????? 81836-43-3

mPEG6-COOH?????????? 874208-91-0????? 甲氧基聚乙二醇羧基

mPEG7-COOH?????????? 1093647-41-6

?

mPEG10-NH2??????????? 854601-60-8

mPEG12-NH2??????????? 869718-87-6

mPEG2-NH2???????????? 31576-51-9?????? ?甲氧基聚乙二醇氨基

mPEG3-NH2???????????? 74654-07-2???????????????

mPEG4-NH2???????????? 85030-56-4

mPEG6-NH2???????????? 5498-83-9

?

N3-PEG2-NHS?????????? 29885-96-9

N3-PEG3-NHS?????????? 1245718-89-1????? 疊氮聚乙二醇琥珀酰亞胺

N3-PEG4-NHS?????????? 944251-24-5

N3-PEG5-NHS?????????? 1433996-86-1

N3-PEG8-NHS?????????? 1204834-00-3

N3-PEG12-NHS????????? 1610796-02-5

?

N3-PEG2-OH??????????? 139115-90-5

N3-PEG3-OH??????????? 86520-52-7

N3-PEG4-OH??????????? 86770-67-4??????? 疊氮聚乙二醇羥基

N3-PEG5-OH??????????? 86770-68-5

N3-PEG6-OH? ??????????86770-69-6

?

N3-PEG2-COOH???????? 1312309-63-9

N3-PEG3-COOH???????? 172531-37-2??????? 疊氮聚乙二醇羧基

N3-PEG4-COOH???????? 1257063-35-6

N3-PEG5-COOH???????? 1425973-16-5

N3-PEG6-COOH???????? 361189-66-4

N3-PEG8-COOH???????? 1214319-92-2

N3-PEG10-COOH?? ?????1644163-57-4

N3-PEG12-COOH ???????1167575-20-3

?

Biotin-PEG2-NH2??????? 138529-46-1??????? 生物素聚乙二醇氨基

Biotin-PEG3-NH2??????? 359860-27-8

Biotin-PEG4-NH2??????? 138529-46-1

Biotin-PEG5-NH2??????? 113072-75-6

Biotin-PEG6-NH2??????? 663171-32-2

Biotin-PEG7-NH2??????? 1334172-76-7

?

Biotin-PEG2-COOH????? 1365655-89-5?????? 生物素聚乙二醇羧基

Biotin-PEG3-COOH ?????252881-76-8

Biotin-PEG4-COOH????? 721431-18-1

Biotin-PEG6-COOH????? 1352814-10-8

Biotin-PEG12-COOH???? 1621423-14-0

?

Biotin-PEG3-NHS??????? 596820-83-6????? ??生物素聚乙二醇琥珀酰亞胺

Biotin-PEG3-NHS??????? 1253286-56-4

Biotin-PEG4-NHS?? ?????459426-22-3

Biotin-PEG12-NHS? ?????365441-71-0

?

Biotin-PEG3-N3????????? 945633-30-7

Biotin-PEG4-N3????????? 875770-34-6?????? 生物素聚乙二醇疊氮

Biotin-PEG5-N3????????? 1163732-89-5

Biotin-PEG7-N3????????? 1334172-75-6

?

Biotin-PEG2-MAL? ??????305372-39-8?????? 生物素聚乙二醇馬來酰亞胺

Biotin-PEG3-MAL? ??????1431618-70-0

Biotin-PEG6-MAL ???????1808990-66-0

?

Biotin-PEG4-Alkyne?????? 1458576-00-5??????? 生物素聚乙二醇炔基

?

Fluorescein-PEG4-Acid???? ??1807518-76-8??? ???熒光素基聚乙二醇羧基

?

Fluorescein-PEG3-Amine?? ??1807539-04-3?????? 熒光素基聚乙二醇氨基

?

Fluorescein-PEG2-Azide?????? 1146195-72-3????? 熒光素基聚乙二醇疊氮基

?

Fluorescein-PEG3-(N-Boc)-Amine?? 1807534-77-5? 熒光素基聚乙二醇-(N-Boc)-氨基

?

Fluorescein-PEG6-NHS ester??? 1818294-35-7???? 熒光素基聚乙二醇琥珀酰亞胺酯

?

TAMRA-PEG3-Azide? ????????1228100-59-1????

?

TAMRA-PEG4-Alkyne???????? 1225057-68-0

?

Mal-PEG2-PFP ? ????1807512-47-5

Mal-PEG3-PFP ???? ??1807534-78-6????

Mal-PEG4-PFP?????????? 1415800-42-8

Mal-PEG5-PFP ??????? 1807512-46-4

Mal-PEG6-PFP ????? ??1599486-33-5

?

Azide-PEG3-Tos?????????? 178685-33-1????? 疊氮基聚乙二醇-Tos(對甲苯磺酰基)

Azide-PEG4-Tos??????? ???? ???236754-49-7

Azide-PEG5-Tos??????? ???? ???236754-49-7

?

Hydroxy-PEG3-Tos?? ????? 77544-68-4

Hydroxy-PEG4-Tos?? ???? 77544-68-4

Hydroxy-PEG5-Tos?? ????? 77544-60-6????? 羥基聚乙二醇-Tos

Hydroxy-PEG6-Tos?? ???? ?155130-15-7

?

Propargyl-PEG5-Tos????????? ????? 875770-32-4????? 丙炔基聚乙二醇-Tos

?

Azido-PEG2-Azide??? ??????? 1379365-47-5???

Azido-PEG3-azide??? ??????? 101187-39-7??????? 疊氮基聚乙二醇疊氮基

Azido-PEG4-Azide??? ????? ??182760-73-2

Azido-PEG5-Azide??? ?????? ?356046-26-9

?

Bromo-PEG2-azide??????? ? 530151-56-5

Bromo-PEG3-azide? ????? ??940005-81-2???????? 溴聚乙二醇疊氮基

Bromo-PEG5-azide? ?????? ?1415800-37-1

?

Azido-PEG2-TFP ester????? ? ??1807534-87-7

Azido-PEG3-TFP ester????? ???1807540-76-6

Azido-PEG4-TFP ester????? ??? 1807505-33-4

Azido-PEG5-TFP ester??? ?1807505-31-2

Azido-PEG6-TFP ester????? ?? 1818294-50-6

Azido-PEG8-TFP ester????? ?? 1818294-49-3

?

Azido-PEG2-PFP ester????? ??? 1393330-37-4????

Azido-PEG3-PFP ester???? 1807530-07-9

Azido-PEG4-PFP ester????? ??? 1353012-00-6

Azido-PEG5-PFP ester????? ???1818294-48-2

Azido-PEG6-PFP ester????? ??? 1818294-47-1

?

DBCO-PEG4-acid????? ??????? ??1537170-85-6

DBCO-amine???????????? ???????? 1255942-06-3

DBCO-PEG4-amine? ???? 1255942-08-5

DBCO-PEG4-Biotin? ???? 1255942-07-4

DBCO-PEG4-Maleimide?? 1480516-75-3

DBCO-PEG4-NHS ester??? ???? 1427004-19-0?????

DBCO-PEG5-NHS ester??? ????? 1378531-80-6

DNP-PEG2-acid???????? ?????????? 1353011-89-8

DNP-PEG4-acid???????? ?????????? 858126-76-8

DNP-PEG6-acid???????? ?????????? 1817829-84-7

DNP-PEG4-NHS ester?????? ?????? ??858126-78-0

?

propargyl-PEG3-Acid??????? ?????? 1347760-82-0????? ??????丙炔基聚乙二醇羧基

Propargyl-PEG4-acid??????? ?????? 1415800-32-6

propargyl-PEG5-Acid??????? ?????? 1245823-51-1

?

Propargyl-PEG2-amine??? ?????? 944561-44-8????????????? 丙炔基聚乙二醇氨基

Propargyl-PEG3-amine??? ?????? 932741-18-9

Propargyl-PEG4-amine??? ?????? 1013921-36-2

Propargyl-PEG5-amine??? ?????? 1589522-46-2

Propargyl-PEG6-amine??? ?????? 1198080-04-4

?

Propargyl-PEG3-azide?????????????? ? 932741-18-9????????????? 丙炔基聚乙二醇疊氮基

?

Propargyl-PEG4-Maleimide???? ??? 1609651-90-2?????????? 丙炔基聚乙二醇馬來酰亞胺

?

Propargyl-PEG3-NHS ester????? ???? 1428629-71-3

Propargyl-PEG4-NHS ester????? ??? 1428629-70-2?????????? 丙炔基聚乙二醇琥珀酰亞胺酯

Propargyl-PEG5-NHS ester????? ??? 1393330-40-9

?

Biotin-PEG2-Acid?????????????? ??? 1365655-89-5

Biotin-PEG3-acid?????????????? ??? 252881-76-8?????????????? 生物素基聚乙二醇羧基

Biotin-PEG4-Acid?????????????? ??? 721431-18-1

Biotin-PEG6-Acid?????????????? ?????????? 1352814-10-8

Biotin-PEG12-Acid?????????????? 1621423-14-0

?

Biotin-PEG3-alcohol????????? ?????????? 1263044-40-1????????? 生物素基聚乙二醇乙醇

Biotin-PEG4-alcohol????????? ?????????? 1778736-18-7

Biotin-PEG6-alcohol????????? ?????????? 906099-89-6

?

Biotin-PEG2-Amine? ?????????? 138529-46-1?????????? 生物素基聚乙二醇氨基

Biotin-PEG3-Amine? ?????????? 359860-27-8

Biotin-PEG4-Amine? ?????????? 663171-32-2

Biotin-PEG5-Amine? ?????????? 113072-75-6

?

Biotin-PEG2-Azide??

Biotin-PEG3-Azide?? ?????????????? 945633-30-7?????????? 生物素基聚乙二醇疊氮

Biotin-PEG4-Azide?? ?????????????? 875770-34-6

Biotin-PEG5-azide??? ?????????????? 1163732-89-5

Biotin-PEG7-Azide??????????? ?? ???1334172-75-6

?

Biotin-PEG3-hydrazide??????????? 1381861-94-4????????? 生物素基聚乙二醇酰肼基

?

Bis-PEG2-acid? ?????????????? 19364-66-0

Bis-PEG3-acid? ?????????????? 96517-92-9

Bis-PEG4-acid? ?????????????? 31127-85-2

Bis-PEG5-acid? ?????????????? 439114-13-3

Bis-PEG7-acid? ?????????????? 94376-75-7

Bis-PEG9-acid? ?????????????? 1268488-70-5

?

Acid-PEG5-NHS ester??????????????? ?????? 1343476-41-4

?

Bis-PEG2-NHS Ester?????????????????? ?????? 65869-63-8

Bis-PEG3-NHS Ester?????????????????? ?????? 1314378-16-9

Bis-PEG4-NHS ester?????????????????? ?????? 1314378-11-4

Bis-PEG5-NHS ester?????????????????? ?????? 756526-03-1

Bis-PEG6-NHS ester?????????????????? ?????? 1526718-98-8

Bis-PEG7-NHS ester?????????????????? ?????? 1334170-02-3

?

TCO-PEG4-Acid????????????????? ?????????? 1802913-21-8

TCO-PEG3-Maleimide????? ?????????? 1609659-01-9

TCO-NHS ester????????????????? ?????????? 1191901-33-3

TCO-PEG4-NHS ester?????? ?????????? 1613439-69-2

?

Hydroxy-PEG2-acid? ?????????? 1334286-77-9?????? 羥基聚乙二醇羧基

Hydroxy-PEG3-acid? ?????????? 518044-49-0

Hydroxy-PEG4-acid? ?????????? 937188-59-5

Hydroxy-PEG6-acid? ????????? ?1347750-85-9

?

Hydroxy-PEG8-t-butyl ester???? ?????? 937188-60-8

?

Amino-PEG3-alcohol???????? ?????????? 6338-55-2???????

Amino-PEG4-alcohol???????? ????????? ?86770-74-3

Amino-PEG5-alcohol???????? ?????????? 34188-11-9 ?????????氨基聚乙二醇乙醇

Amino-PEG6-alcohol???????? ?????????? 39160-70-8

Amino-PEG7-alcohol???????? ?????????? 1425973-14-3

Amino-PEG8-alcohol???????? ?????????? 352439-37-3

Amino-PEG12-alcohol????????? ???933789-97-0

?

Methyltetrazine-PEG4-Acid?????????? ?????? ?1802907-91-0

Methyltetrazine-PEG5-Alkyne????????? ???????? 1802907-97-6

Methyltetrazine-PEG4-Amine ?? ??????1802908-05-9

Biotin-PEG4-Methyltetrazine????????? ????? ?1835759-81-3

Methyltetrazine-PEG4-Maleimide? ???????? 1802908-02-6

Tetrazine-PEG5-NHS ester?????? ???????????? 1682653-80-0

Methyltetrazine-PEG5-NHS Ester?? ???????? 1802907-92-1

?

Thiol-PEG2-acid??????? ?????????? ??1379649-73-6

Thiol-PEG3-acid??????? ???????????? 1347750-82-6?????? 硫醇聚乙二醇羧基

Thiol-PEG4-acid??????? ???????????? 749247-06-1

Thiol-PEG6-acid??????? ???????????? 1347750-77-9

Thiol-PEG8-acid??????? ???????????? 866889-02-3

Thiol-PEG12-acid?????????????? ???????? 1032347-93-5

?

Thiol-PEG3-Alcohol? ??????? 56282-36-1????????? 硫醇聚乙二醇乙醇

Thiol-PEG4-Alcohol? ??????? 90952-27-5

?

Bis-PEG3-thiol ???????????????????? 2781-02-4

Bis-PEG5-thiol ???????????????????? 89141-22-0

?

Lipoamido-PEG4-acid??????????????? ???????????? 1314378-10-3

Lipoamido-PEG8-acid??????????????? ???????????? 1334172-70-1

Lipoamido-PEG2-alcohol ???????????? 1674386-82-3

Lipoamido-PEG3-alcohol ???????????? 1342764-64-0

Lipoamido-PEG3-Azide?????????????? ?????? ?890016-39-4

Lipoamide-PEG3-Mal???????????????? ???????????? 1314378-19-2

Biotin-PEG3-Lipoamide??? ???????????????? 1311963-67-3

?

SPDP-PEG3-acid???????????????? ???????????????? 1334177-97-7

SPDP-PEG6-acid???????????????? ???????????????? 1818294-33-5

SPDP-PEG6-NHS ester????????????? ?1818294-32-4

Fmoc-N-amido-PEG2-acid????????????????? ???????? 872679-70-4

Fmoc-N-amido-PEG3-acid????????????????? ???????? 867062-95-1

Fmoc-N-amido-PEG4-acid????????????????? ??? ?????557756-85-1

Fmoc-N-amido-PEG5-acid????????????????? ???????? 882847-32-7

Fmoc-N-amido-PEG6-acid????????????????? ???????? 882847-34-9

Fmoc-N-amido-PEG8-acid????????????????? ???????? 756526-02-0

Fmoc-N-amido-PEG9-acid????????????????? ???????? 1191064-81-9

Fmoc-N-amido-PEG12-Acid????????????? 756526-01-9

?

Fmoc-NH-PEG2-CH2COOH???????????? 166108-71-0

Fmoc-NH-PEG3-CH2COOH???????? ??? ?139338-72-0

Fmoc-NH-PEG4-CH2CO2H?????? ???????????? 437655-95-3

Fmoc-NH-PEG5-CH2COOH?????????????????? ???????? ?635287-26-2

Fmoc-NH-PEG8-CH2COOH????? ???????????????????? 868594-52-9

?

Fmoc-PEG4-NHS ester???? ? ???????????????????????1314378-14-7

Fmoc-PEG6-NHS ester???? ???????????????????????? 1818294-31-3

Fmoc-PEG8-NHS ester???? ???????????????????????? 1334170-03-4

?

t-Boc-N-amido-PEG2-acid????????????????? ???????????????? 1365655-91-9

t-Boc-N-amido-PEG3-acid????????????????? ???????????????? 1347750-75-7

t-Boc-N-amido-PEG4-acid????????????????? ???????????????? 756525-91-4

t-Boc-N-amido-PEG5-acid????????????????? ???????????????? 1347750-78-0

t-Boc-N-amido-PEG6-acid????????????????? ???????????????? 882847-13-4

t-Boc-N-amido-PEG8-acid????????????????? ???????????????? 1334169-93-5????????

t-Boc-N-amido-PEG12-acid??? ????????????????????? ?187848-68-6

t-Boc-N-amido-PEG2-Amine?????????????????? ????? ?153086-78-3

t-Boc-N-Amido-PEG3-Amine??? ???????????????? 101187-40-0

t-Boc-N-amido-PEG4-Amine???????????????????? 811442-84-9

t-boc-N-amido-PEG5-Amine??? ???????????????????? 189209-27-6

t-Boc-N-amido-PEG6-Amine??? ???????????????????? 1091627-77-8

t-boc-N-amido-PEG7-Amine??? ???????????????????? 206265-98-7

t-Boc-N-amido-PEG9-Amine???????????????????? 890091-43-7

t-Boc-N-amido-PEG11-Amine? ???????????????? 890091-42-6

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????? ???????????????????? 189209-27-6

Thiol-PEG2-t-butyl ester??? ?????????????????????1398044-50-2

Thiol-PEG3-t-butyl ester??? ?????????????????????1446282-39-8

Thiol-PEG4-t-butyl ester??? ?????????????????????564476-33-1

Thiol-PEG6-t-butyl ester?? ??????????????????????1818294-40-4

Propargyl-PEG4-Thiol??????? ???????????????????1314378-10-3

Lipoamido-PEG8-acid???????? ??????????????????1334172-70-1

Lipoamido-PEG3-Azide??????? ??????????????????890016-39-4

S-acetyl-PEG3-alcohol?????? ????????????????????153870-20-3

S-acetyl-PEG4-alcohol?????? ????????????????????223611-42-5

S-acetyl-PEG6-alcohol?????? ????????????????????1352221-63-6

S-acetyl-PEG8 alcohol?????? ????????????????????1334177-81-9

S-acetyl-PEG3-t-butyl ester ??????????????????????1818294-27-7

S-acetyl-PEG4-t-butyl ester ??????????????????????1818294-26-6

S-acetyl-PEG6-t-butyl ester? ?????????????????????1818294-39-1

S-Acetyl-PEG3-Azido??????? ???????????????????1310827-26-9

S-acetyl-PEG6-Tos??? ??? ?????????????????????????1818294-25-5

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Bromo-PEG2-phosphonic acid? ??????????????????1446282-44-5???? 溴聚乙二醇磷酸

Bromo-PEG3-phosphonic acid? ??????????????????1148026-99-6

Bromo-PEG5-phosphonic acid ???????????????????1446282-37-6

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Bromo-PEG2-phosphonic acid ethyl ester?????? ???????? 1226767-94-7????? 溴聚乙二醇磷酸酯

Bromo-PEG3-phosphonic acid ethyl ester ??????????1148026-98-5

Bromo-PEG5-phosphonic acid ethyl ester ??????????1446282-41-2

?

Bis-PEG2-PFP ester? ???????????????????????????1314378-18-1

Bis-PEG3-PFP ester? ?????????????????????????????????1314378-13-6

Bis-PEG4-PFP ester? ?????????????????????????????????1314378-12-5

Bis-PEG5-PFP ester? ?????????????????????????????????1334177-78-4

Bis-PEG7-PFP ester? ?????????????????????????????????1334170-01-2

Bis-PEG9-PFP ester?? ????????????????????????????????1334170-00-1

Bis-PEG13-PFP ester ?????????????????????????????????1383567-59-6

Hydroxy-PEG3-NHS??? ??????????????????????????????1807518-71-3

Hydroxy-PEG3-PFP ester?? ????????????????????????????1807537-40-1

PEG5-Tos????????????? ??????????????????????????????77544-60-6

PEG7-Tos????????????? ??????????????????????????????42749-28-0

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Hydroxy-PEG2-sulfonic acid? ?????????????112724-27-3? 羥基聚乙二醇磺酸

Hydroxy-PEG3-sulfonic acid? ?????????????173459-90-0

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Hydroxy-PEG2-t-butyl ester?? ????????????133803-81-3

Hydroxy-PEG3-t-butyl ester?? ????????????186020-66-6

Hydroxy-PEG-4-t-butyl ester? ????????????518044-32-1

Hydroxy-PEG-5-t-butyl ester? ????????????850090-09-4

Hydroxy-PEG6-t-butyl ester?? ????????????361189-64-2

Hydroxy-PEG8-t-butyl ester?? ????????????1334177-84-2????

Hydroxy-PEG10-t-butyl ester? ????????????778596-26-2

Hydroxy-PEG12-t-butyl ester? ????????????892154-71-1

Hydroxy-PEG2-CH2CO2t-Bu???? ????????149299-82-1

Amino-PEG10-alcohol???????? ??????????129449-09-8

Bromo-PEG6-alcohol???????? ???????????136399-05-8???? 溴聚乙二醇乙醇

Bromo-PEG4 alcohol????????? ??????????85141-94-2

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