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Fmoc-aminooxy-PEG4-acid

CAS No.
1895922-70-9
Chemical Name:
Fmoc-aminooxy-PEG4-acid
Synonyms
Fmoc-aminooxy-PEG4-acid;FmocHNO-PEG4-CH2CH2COOH;Fmoc-aminooxy-PEG4-acid fmoc;3,6,9,12,15-Pentaoxa-2-azaoctadecanedioic acid, 1-(9H-fluoren-9-ylmethyl) ester;3-[2-[2-[2-[2-(9H-fluoren-9-ylmethoxycarbonylamino)oxyethoxy]ethoxy]ethoxy]ethoxy]propanoic acid
CBNumber:
CB93162953
Molecular Formula:
C26H33NO9
Molecular Weight:
503.54
MDL Number:
MFCD29764345
MOL File:
1895922-70-9.mol
Last updated:2025-04-18 09:53:07

Fmoc-aminooxy-PEG4-acid Properties

Density 1.239±0.06 g/cm3(Predicted)
pka 4.28±0.10(Predicted)

Fmoc-aminooxy-PEG4-acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ChemScene CS-0114417 Fmoc-aminooxy-PEG4-acid ≥97% 1895922-70-9 1g $341 2026-06-04 Buy
ChemScene CS-0114417 Fmoc-aminooxy-PEG4-acid ≥97% 1895922-70-9 5g $1194 2026-06-04 Buy
BroadPharm bp-23137 Fmoc-aminooxy-PEG4-acid 98% 1895922-70-9 100MG $320 2026-05-24 Buy
BroadPharm bp-23137 Fmoc-aminooxy-PEG4-acid 98% 1895922-70-9 250MG $580 2026-05-24 Buy
BroadPharm bp-23137 Fmoc-aminooxy-PEG4-acid 98% 1895922-70-9 500MG $950 2026-05-24 Buy
Product number Packaging Price Buy
CS-0114417 1g $341 Buy
CS-0114417 5g $1194 Buy
bp-23137 100MG $320 Buy
bp-23137 250MG $580 Buy
bp-23137 500MG $950 Buy

Fmoc-aminooxy-PEG4-acid Chemical Properties, Uses, Production

Description

Fmoc-aminooxy-PEG4-acid is a PEG linker with aminooxy group protected by Fmoc. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media. The Fmoc group can be deprotected under basic condition to obtain the free amine which can be used for further conjugations.

Uses

Fmoc-aminooxy-PEG4-acid is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].

IC 50

PEGs; Alkyl/ether

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

Fmoc-aminooxy-PEG4-acid Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 21)
Supplier Tel Email Country ProdList Advantage
Jinan elephant international trading co., LTD 13006575422@163.com China 6347 58
Amatek Scientific Co. Ltd. 0512-56316828 400-867-5858;400-867-5858 info@amateksci.com China 28760 58
Xi'an Confluore Biological Technology Co., Ltd. +86-156-80926068 +86-15680926068 1924344760@qq.com China 4229 58
Alpha Biopharmaceuticals Co., Ltd 0411-39042497 sales@alphabiopharm.com China 1951 58
TargetMol Chemicals Inc. +1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
Shaanxi Xinyan Bomei Biotechnology Co., Ltd. 13892832556 2440688701@qq.com China 1978 58
Zhengzhou Akem Chemical Co., Ltd 13303867194 770406999@qq.com China 9949 58
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd 0431-80514535 19917294565 et@chemextension.com China 5061 58
Jilin Chinese Academy of Sciences-yanshen Technology 18143011203 ET-market@chemextension.com China 38904 58
Shandong Dayou Pharmaceutical Research and Development Co., Ltd. hanfangpharma@126.com 15165037910 hanfangpharma@126.com China 25800 58
Fmoc-aminooxy-PEG4-acid 3,6,9,12,15-Pentaoxa-2-azaoctadecanedioic acid, 1-(9H-fluoren-9-ylmethyl) ester 3-[2-[2-[2-[2-(9H-fluoren-9-ylmethoxycarbonylamino)oxyethoxy]ethoxy]ethoxy]ethoxy]propanoic acid Fmoc-aminooxy-PEG4-acid fmoc FmocHNO-PEG4-CH2CH2COOH 1895922-70-9