產品型號：
NH2-PEG-COOH,MW:1000
NH2-PEG-COOH,MW:2000
NH2-PEG-COOH,MW:3400
NH2-PEG-COOH,MW:5000
NH2-PEG-COOH,MW:10000
NH2-PEG-COOH,MW:20000
功能簡介：氨基聚乙二醇羧基（NH2-PEG-COOH）可以用來修飾蛋白質、多肽和其他帶有活性基團的材料。羧基（-COOH）可以很容易的和氨基形成穩定的酰胺鍵，也可以和羥基形成酯鍵。氨基（-NH2）可以很容易的和羧基形成穩定的酰胺鍵，也可以和活性酯（-NHS）在PH7-8.5形成酰胺鍵。
NH2-PEG-COOH結構式：
西安凱新生物科技有限公司是國內的PEG衍生試劑供應商，我公司可以提供各種高低分子PEG衍生物，分子量從200-40000不等，涉及甲氧基PEG|氨基PEG|羧基PEG|巰基PEG|疊氮PEG|八臂PEG|四臂PEG|活性酯PEG|葉酸PEG|生物素PEG|馬來酰亞胺PEG|熒光素PEG|羅丹明PEG|丙烯酸酯PEG|磷脂PEG|琥珀酰亞胺PEG|炔基PEG|羥基PEG|葉酸PEG|硅烷PEG等基團，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1個-36個不等，產品純度高達98%以上。目前公司的PEG類產品 來源于十幾個和和國內的品牌PEG，我們與國內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，洽談。
想了解更多PEG產品 請公司。
我們還提供特殊PEG產品的定制服務.
供應商：西安凱新生物科技有限公司
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可用于藥物偶聯的PEG目錄：
mPEG-NH2 MW:2000
NH2-PEG1000-NH2
NH2-PEG2000-COOH
NH2-PEG-SH MW:5000
NH2-PEG10000-Alkyne
NH2-PEG5000-VA,
NH2-PEG-Folate MW:2000
mPEG-NHS MW:2000
NHS-PEG-NHS MW:3400
NHS-PEG-ACLT MW:3400
NHS-PEG5000-MAL
VS-PEG-NHS MW:2000
Acryloyl-PEG3400-NHS
Lipoic acid-PEG-NHS,MW:3400
Folate-PEG2000-NHS
mPEG-COOH,MW:750
COOH-PEG-COOH ,MW:550
COOH-PEG-MAL ,MW:2000
Iodoacetyl-PEG-COOH,MW:3400
Acryloyl-PEG-COOH,MW:3400
Lipoic acid-PEG-COOH,MW:5000
Alkyne-PEG2000-COOH
Biotin-PEG1000-COOH
Folate-PEG3400-COOH
mPEG- Biotin,MW:10000
Biotin-PEG-NHS ,MW:2000
Biotin-PEG5000-MAL
Biotin-PEG-NH2 ,MW:1000
Biotin-PEG2000-Biotin
Biotin-PEG-SC, MW:2000
Biotin-PEG-SVA, MW 2000
Biotin-PEG-OH, MW 2000
Biotin-PEG5000-Folate
mPEG-MAL MW:20000
MAL-PEG-MAL ,MW:5000
MAL-PEG-OH ,MW:3400
MAL-PEG-NH2 ,MW:2000
MAL-PEG-Alkyne MW:2000
MAL-PEG-OPSS,MW:5000
MAL-PEG-SH, MW:2000
MAL-PEG-Folate, MW:5000
mPEG-SH MW:1000
HS-PEG-SH ,MW:750
HS-PEG-COOH ,MW:2000
HS-PEG-SGA ,MW:3400
Alkyne-PEG-SH,MW:10000
HS-PEG-NHS MW:2000
HS-PEG2000-Biotin
HS-PEG5000-Silane
HS-PEG2000-Folate
Mpeg1000- Silane
Silane-PEG3400-Silane
Silane-PEG2000-Biotin
Silane-PEG3400-NHS
Silane-PEG3400-COOH
NH2-PEG2000-Silane
MAL-PEG2000-Silane
HO-PEG2000-COOH
HO-PEG1000-NHS
HO-PEG3400-NH2
HO-PEG3400-OH
HO-PEG2000-Alkyne
HO-PEG1000-SH
TBOC-PEG5000-OH
FMOC-PEG3400-OH
TBOC-PEG2000-NH2
FMOC-PEG2000-NH2
TBOC-PEG3400-COOH
FMOC-PEG5000-COOH
TBOC-PEG3400-MAL
FMOC-PEG1000-MAL
TBOC-PEG2000-BIOTIN
FMOC-PEG2000-BIOTIN
TBOC-PEG20000-NHS
FMOC-PEG5000-NHS
4 arm PEG5000 Amine
4 arm PEG5000 COOH
4 arm PEG2000 NHS
4 arm PEG1000 SGA
4 arm PEG3400 MAL
4 arm PEG2000 SH
4 arm PEG2000 Biotin
4 arm PEG3400 Azide
4 Arm PEG1000 Alkyne
4 Arm PEG3400 OPSS
4 Arm PEG5000 Acrylate
8 arm PEG5000 NH2
8 arm PEG2000 COOH
8 arm PEG5000 MAL
8 arm PEG2000 SH
8 arm PEG Biotin
8 Arm PEG Acrylate
8 Arm PEG Hydrazide
8 Arm PEG Azide
8 Arm PEG Alkyne
OPSS-PEG2000-NHS
OPSS-PEG2000-OPSS
OPSS-PEG-SVA
OPSS-PEG-NH2
OPSS-PEG-COOH
OPSS-PEG-Biotin
OPSS-PEG-Silane
mPEG-N3
N3-PEG-N3
N3-PEG5000-NHS
N3-PEG2000-SH
N3-PEG3400-NH2
N3-PEG-OH
N3-PEG5000-MAL
N3-PEG2000-COOH
N3-PEG-Alkyne
N3-PEG-Biotin
N3-PEG-OPSS
N3-PEG-Silane
mPEG-DBCO
DBCO-PEG-NH2
DBCO-PEG-MAL
DBCO-PEG-NHS
DBCO-PEG-Biotin ,MW:2000
DBCO-PEG-Silane ,MW:2000
DBCO-PEG-Folate
DBCO-PEG-Cholesterol
mPEG-FITC
FITC-PEG-NHS
FITC-PEG-MAL
FITC-PEG-NH2
FITC-PEG-SH
FITC-PEG-COOH
FITC-PEG-Biotin
FITC-PEG-N3
FITC-PEG-Folate
FITC-PEG-Cholesterol
FITC-PEG-Alkyne
FITC-PEG-OPSS
FITC-PEG-FA
FITC-PEG-OH
mPEG-RB
RB-PEG-OH
RB-PEG-NH2
RB-PEG-COOH
RB-PEG-MAL
RB-PEG-NHS
RB-PEG-SH
RB-PEG-Biotin
CY3-PEG-NH2
CY3-PEG-COOH
CY3-PEG-NHS
CY3-PEG-SH, MW:2000
CY3-PEG-Biotin
CY5-PEG-NH2
CY5-PEG-COOH
CY5-PEG-NHS
CY5-PEG-SH, MW:2000
CY5-PEG-Biotin
mPEG2000-Dopamine
mPEG-SSA
mPEG-SS
mPEG-ALD
mPEG-Bromide
mPEG-Hyaluronate
AC-PEG-SCM
AC-PEG-NH2
Chloride-PEG-Chloride
Cholesterol-PEG-SH
Cholesterol-PEG-NHS
Cholesterol-PEG-Biotin
Cholesterol-PEG-MAL
Cholesterol-PEG-COOH
Cholesterol-PEG-NH2
mPEG-Cholesterol
mPEG-Cholesterol, MW:2000
Monodisperse PEG小分產品列表：
Amine-PEG2-Acid 791028-27-8
Amine-PEG3-Acid 784105-33-5
Amine-PEG4-Acid 663921-15-1
Amine-PEG6-Acid 905954-28-1
Amine-PEG8-Acid 756526-04-2
Thiol-PEG4-Acid 749247-06-1
Thiol-PEG5-Acid
Thiol-PEG8-Acid 866889-02-3
Thiol-PEG12-Acid 1032347-93-5
MAL-PEG2-Acid 756525-98-1
MAL-PEG3-Acid 518044-40-1
MAL-PEG4-Acid 518044-41-2
MAL-PEG5-Acid 1286755-26-7
MAL-PEG6-Acid 518044-42-3
MAL-PEG8-Acid 1818294-46-0
Azido-PEG2-Azide 1379365-47-5
Azido-PEG3-azide 101187-39-7
Azido-PEG4-Azide 182760-73-2
Azido-PEG5-Azide 356046-26-9
Biotin-PEG2-Acid 1365655-89-5
Biotin-PEG3-acid 252881-76-8
Biotin-PEG4-Acid 721431-18-1
Biotin-PEG6-Acid 1352814-10-8
Biotin-PEG12-Acid 1621423-14-0
Fmoc-NH-PEG2-CH2COOH 166108-71-0
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
mPEG2-NH2 31576-51-9
mPEG3-NH2 74654-07-2
mPEG4-NH2 85030-56-4
mPEG6-NH2 5498-83-9
mPEG8-NH2 184357-46-8 170572-38-0 211859-73-3
mPEG9-NH2
mPEG10-NH2 854601-60-8
mPEG12-NH2 869718-87-6
mPEG3-COOH 67319-28-2
mPEG4-COOH 81836-43-3
mPEG5-COOH
mPEG6-COOH 874208-91-0
mPEG7-COOH 1093647-41-6
mPEG3-SH 31521-83-2
mPEG4-SH 52190-55-3 524030-00-0
mPEG6-SH 441771-60-4
mPEG8-SH 651042-83-0
mPEG9-SH 651042-84-1
mPEG10-SH 651042-85-2
SPDP-PEG3-acid 1334177-97-7
SPDP-PEG6-acid 1818294-33-5
Biotin-PEG3-alcohol 1263044-40-1
Biotin-PEG4-alcohol 1778736-18-7
Biotin-PEG6-alcohol 906099-89-6
Biotin-PEG4-Alkyne 1458576-00-5
Biotin-PEG2-Amine 138529-46-1
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
Biotin-PEG4-Azide 875770-34-6
Biotin-PEG5-azide 1163732-89-5
Biotin-PEG7-Azide 1334172-75-6
NH2-PEG3-NH2 929-75-9
NH2-PEG4-NH2 68960-97-4
NH2-PEG5-NH2 72236-26-1
NH2-PEG6-NH2
NH2-PEG7-NH2
NH2-PEG8-NH2 822096-36-7
NH2-PEG9-NH2
NH2-PEG10-NH2 928292-69-7
HOOC-PEG3-COOH 31127-85-2
HOOC-PEG4-COOH 439114-13-3
HOOC-PEG6-COOH 94376-75-7
HO-PEG6-COOH 1347750-85-9
HO-PEG8-COOH 937188-60-8
MAL-PEG2-NHS 1433997-01-3
MAL-PEG3-NHS 1537892-36-6
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-PEG4-OH
H2N-PEG5-OH 34188-11-9
H2N-PEG6-OH 39160-70-8
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
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
N3-PEG2-NHS 29885-96-9
N3-PEG3-NHS 1245718-89-1
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
N3-PEG5-OH 86770-68-5
N3-PEG6-OH 86770-69-6
N3-PEG2-COOH 1312309-63-9
N3-PEG3-COOH 172531-37-2
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
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
Biotin-PEG3-COOH 252881-76-8
Biotin-PEG4-COOH 721431-18-1
Biotin-PEG6-COOH 1352814-10-8
Biotin-PEG8-COOH
Biotin-PEG12-COOH 1621423-14-0
Biotin-PEG3-NHS 596820-83-6
Biotin-PEG3-NHS 1253286-56-4
Biotin-PEG4-NHS 459426-22-3
Biotin-PEG6-NHS
Biotin-PEG8-NHS
Biotin-PEG12-NHS 365441-71-0
Biotin-PEG20-NHS
Biotin-PEG24-NHS
Biotin-PEG3-N3 945633-30-7
Biotin-PEG4-N3 875770-34-6
Biotin-PEG5-N3 1163732-89-5
Biotin-PEG7-N3 1334172-75-6
Biotin-PEG2-MAL 305372-39-8
Biotin-PEG3-MAL 1431618-70-0
Biotin-PEG6-MAL 1808990-66-0
Biotin-PEG4-Alkyne 1458576-00-5
Fluorescein-PEG4-Acid 1807518-76-8
Fluorescein-PEG6-Acid
Fluorescein-PEG3-Amine 1807539-04-3
Fluorescein-PEG2-Azide 1146195-72-3
Fluorescein-PEG3-(N-Boc)-Amine 1807534-77-5
Fluorescein-PEG6-NHS ester 1818294-35-7
TAMRA-PEG3-Azide 1228100-59-1
TAMRA-PEG4-Alkyne 1225057-68-0
TAMRA-Azide-PEG-Biotin
TAMRA-PEG4-DBCO
Pyrene -PEG4-acid
Pyrene -PEG2-azide
Cy5-PEG4-acid
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
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
Hydroxy-PEG6-Tos 155130-15-7
Propargyl-PEG4-Tos 875770-32-4
Propargyl-PEG5-Tos 875770-32-4
Azido-PEG3-Maleimide
Bromo-PEG2-azide 530151-56-5
Bromo-PEG3-azide 940005-81-2
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-PEG5-Acid
DBCO-PEG4-Alcohol
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
Propargyl-PEG4-acid 1415800-32-6
propargyl-PEG5-Acid 1245823-51-1
Propargyl-PEG2-amine 944561-44-8
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
Propargyl-PEG4-Maleimide 1609651-90-2
Propargyl-PEG3-NHS ester 1428629-71-3
Propargyl-PEG4-NHS ester 1428629-70-2
Propargyl-PEG5-NHS ester 1393330-40-9
DBCO-PEG4-Biotin 1255942-07-4
Biotin-PEG3-hydrazide 1381861-94-4
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
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
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
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
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-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
(+)-Biotin-PEG2-CH2CH2NH2 138529-46-1
(+)-Biotin-PEG3-CH2CH2NH2 359860-27-8
(+)-Biotin-PEG4-CH2CH2NH2 663171-32-2
(+)-Biotin-PEG6-CH2CH2NH2
(+)-Biotin-PEG11-CH2CH2NH2
(+)-Biotin-PEG2-CH2CH2COOH
(+)-Biotin-PEG3-CH2CH2COOH 252881-76-8
(+)-Biotin-PEG4-CH2CH2COOH 721431-18-1
(+)-Biotin-PEG6-CH2CH2COOH
(+)-Biotin-PEG12-CH2CH2COOH
(+)-Biotin-PEG2-NHS Ester 596820-83-6
m-PEG2-Azide
m-PEG3-Azide
m-PEG4-Azide
m-PEG6-Azide
m-PEG7-Azide
m-PEG8-Azide
