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Hydroxy-PEG3-SS-PEG3-alcohol

CAS No.
5662-81-7
Chemical Name:
Hydroxy-PEG3-SS-PEG3-alcohol
Synonyms
Hydroxy-PEG3-SS-PEG3-alcohol;3,6,9,16,19,22-Hexaoxa-12,13-dithiatetracosane-1,24-diol
CBNumber:
CB33363941
Molecular Formula:
C16H34O8S2
Molecular Weight:
418.57
MDL Number:
MFCD28976684
MOL File:
5662-81-7.mol
MSDS File:
SDS
Last updated:2026-05-28 04:53:53

Hydroxy-PEG3-SS-PEG3-alcohol Properties

Boiling point 533.6±50.0 °C(Predicted)
Density 1.183±0.06 g/cm3(Predicted)
solubility Soluble in Water, DMSO, DMF, DCM
pka 14.06±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

Hydroxy-PEG3-SS-PEG3-alcohol price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
ChemScene CS-0109055 Hydroxy-PEG3-SS-PEG3-alcohol ≥98% 5662-81-7 100mg $136 2026-06-04 Buy
ChemScene CS-0109055 Hydroxy-PEG3-SS-PEG3-alcohol ≥98% 5662-81-7 250mg $231 2026-06-04 Buy
ChemScene CS-0109055 Hydroxy-PEG3-SS-PEG3-alcohol ≥98% 5662-81-7 1g $622 2026-06-04 Buy
Apolloscientific BIPG1446 Hydroxy-PEG3-SS-PEG3-alcohol 95% 5662-81-7 100mg $168 2026-06-04 Buy
Apolloscientific BIPG1446 Hydroxy-PEG3-SS-PEG3-alcohol 95% 5662-81-7 250mg $283 2026-06-04 Buy
Product number Packaging Price Buy
CS-0109055 100mg $136 Buy
CS-0109055 250mg $231 Buy
CS-0109055 1g $622 Buy
BIPG1446 100mg $168 Buy
BIPG1446 250mg $283 Buy

Hydroxy-PEG3-SS-PEG3-alcohol Chemical Properties, Uses, Production

Description

Hydroxy-PEG3-SS-PEG3-alcohol contains two terminal hydroxyl groups and a cleavable disulfide bond. The disulfide bond can be cleaved via reduction reactions using Dithiothreitol (DTT) reagent. The hydroxyl groups can be reacted to further derivatize the compound. The hydrophilic PEG chains increase the water solubility of the compound in aqueous media. The water solubility properties of the PEG linker are enhanced with longer PEG chains.

Uses

Hydroxy-PEG3-SS-PEG3-alcohol is also a cleavable 6 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs)[1].

IC 50

Disulfide Cleavable Linker; Cleavable Linker

References

[1] Barrientos AG, et al. Gold glyconanoparticles: synthetic polyvalent ligands mimicking glycocalyx-like surfaces as tools for glycobiological studies. Chemistry. 2003 May 9;9(9):1909-21. DOI:10.1002/chem.200204544

Hydroxy-PEG3-SS-PEG3-alcohol Preparation Products And Raw materials

Raw materials

Preparation Products

Hydroxy-PEG3-SS-PEG3-alcohol Suppliers

Global Suppliers ( 21)
Supplier Tel Email Country ProdList Advantage
Jinan elephant international trading co., LTD 13006575422@163.com China 6347 58
TargetMol Chemicals Inc. +1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
Hangzhou Huarong Pharm Co., Ltd. 571-86758373 +8613588754946 sales@huarongpharm.com CHINA 3147 58
Changzhou Kechem Bio-Scientific Co., LTD. 0519-68985668 13685222090 sales@kechem.cn China 26012 58
Zhengzhou Akem Chemical Co., Ltd 13303867194 770406999@qq.com China 9949 58
Bide Pharmatech Ltd. 400-1647117 13681763483 product02@bidepharm.com China 59929 58
Affinity(Wuhan)Ltd. 15841022315 sales@affinitytech.cn China 2982 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
Jilin Chinese Academy of Sciences-yanshen Technology 18143011203 ET-market@chemextension.com China 38923 58
Hydroxy-PEG3-SS-PEG3-alcohol 3,6,9,16,19,22-Hexaoxa-12,13-dithiatetracosane-1,24-diol 5662-81-7