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N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester)

CAS No.
2093153-97-8
Chemical Name:
N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester)
Synonyms
HUN 53978;N-(Amino-PEG4)-N-bis(PEG4-Boc);N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester);N-(Amino-PEG4)-N-bis(PEG4-tert-butyl Ester);Di-tert-butyl 16-(14-amino-3,6,9,12-tetraoxatetradecyl)-4,7,10,13,19,22,25,28-octaoxa-16-azahentriacontanedioate;4,7,10,13,19,22,25,28-Octaoxa-16-azahentriacontanedioic acid, 16-(14-amino-3,6,9,12-tetraoxatetradec-1-yl)-, 1,31-bis(1,1-dimethylethyl) ester
CBNumber:
CB03373675
Molecular Formula:
C40H80N2O16
Molecular Weight:
845.07
MDL Number:
MFCD30723262
MOL File:
2093153-97-8.mol
MSDS File:
SDS
Last updated:2026-05-27 17:38:00

N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) Properties

Boiling point 769.1±55.0 °C(Predicted)
Density 1.079±0.06 g/cm3(Predicted)
pka 8.74±0.10(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338

N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ChemScene CS-0115577 N-(Amino-PEG4)-N-bis(PEG4-Boc) ≥98% 2093153-97-8 100mg $165 2026-06-04 Buy
ChemScene CS-0115577 N-(Amino-PEG4)-N-bis(PEG4-Boc) ≥98% 2093153-97-8 250mg $320 2026-06-04 Buy
ChemScene CS-0115577 N-(Amino-PEG4)-N-bis(PEG4-Boc) ≥98% 2093153-97-8 1g $778 2026-06-04 Buy
BroadPharm bp-23525 N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) 98% 2093153-97-8 100MG $320 2026-05-24 Buy
BroadPharm bp-23525 N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) 98% 2093153-97-8 250MG $650 2026-05-24 Buy
Product number Packaging Price Buy
CS-0115577 100mg $165 Buy
CS-0115577 250mg $320 Buy
CS-0115577 1g $778 Buy
bp-23525 100MG $320 Buy
bp-23525 250MG $650 Buy

N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) Chemical Properties,Uses,Production

Description

N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) is a branched PEG reagent containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl protected carboxyl group can be deprotected under acidic conditions.

Uses

N-(Amino-PEG4)-N-bis(PEG4-Boc) is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].

IC 50

PEGs

References

[1] An S, et al. Small-molecule PROTACs: An emerging and promising approach for the development of targeted therapy drugs. EBioMedicine. 2018 Oct;36:553-562 DOI:10.1016/j.ebiom.2018.09.005

N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) Preparation Products And Raw materials

Raw materials

Preparation Products

N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) Suppliers

Global( 22)Suppliers
Supplier Tel Email Country ProdList Advantage
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
TargetMol Chemicals Inc. +1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
Guangzhou Hongyuan Chemical Co.,Ltd 15817493340 981810490@qq.com China 1577 58
Zhengzhou Akem Chemical Co., Ltd 13303867194 770406999@qq.com China 9949 58
Zhejiang Rui 'ao Biological Technology Co.,LTD. 82087565 15757883359 yan@ruiaochem.cn China 712 58
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd 0431-80514535 19917294565 et@chemextension.com China 5061 58
Shanghai Haohong Scientific Co., Ltd. 400-8210725 4008210725 malulu@leyan.com China 39718 58
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 9992 58
Shanghai Zhiyun Biotechnology Co., Ltd 13119135307 China 2766 58
Shanghai Aladdin Biochemical Technology Co.,Ltd. 6206333 13167063860 anhua.mao@aladdin-e.com China 43216 58
N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) N-(Amino-PEG4)-N-bis(PEG4-Boc) 4,7,10,13,19,22,25,28-Octaoxa-16-azahentriacontanedioic acid, 16-(14-amino-3,6,9,12-tetraoxatetradec-1-yl)-, 1,31-bis(1,1-dimethylethyl) ester HUN 53978 Di-tert-butyl 16-(14-amino-3,6,9,12-tetraoxatetradecyl)-4,7,10,13,19,22,25,28-octaoxa-16-azahentriacontanedioate N-(Amino-PEG4)-N-bis(PEG4-tert-butyl Ester) 2093153-97-8 C40H80N2O16