Bromo-PEG5-bromide

Modify Date: 2026-07-02 06:06:30

Bromo-PEG5-bromide Structure
Bromo-PEG5-bromide structure
Common Name Bromo-PEG5-bromide
CAS Number 67705-77-5 Molecular Weight 408.12400
Density 1.433g/cm3 Boiling Point 413.195ºC at 760 mmHg
Molecular Formula C12H24Br2O5 Melting Point N/A
MSDS N/A Flash Point 170.724ºC

 Use of Bromo-PEG5-bromide


Bromo-PEG5-bromide is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].

Summary: 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide (Bromo-PEG5-bromide, CAS 67705-77-5), with molecular formula C12H24Br2O5 and molecular weight 408.12400, is suitable for nucleophilic substitution reactions. The hydrophilic PEG spacer increases its solubility in aqueous media. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide
Synonym More Synonyms

 Bromo-PEG5-bromide Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Bromo-PEG5-bromide is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].
Related Catalog
Target

PEGs

In Vitro PROTACs contain two different ligands connected by a linker; one is a ligand for an E3 ubiquitin ligase and the other is for the target protein. PROTACs exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins[1].
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

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.433g/cm3
Boiling Point 413.195ºC at 760 mmHg
Molecular Formula C12H24Br2O5
Molecular Weight 408.12400
Flash Point 170.724ºC
Exact Mass 405.99900
PSA 46.15000
LogP 1.85920
Index of Refraction 1.486
InChIKey LACSKPODWQXGSB-UHFFFAOYSA-N
SMILES BrCCOCCOCCOCCOCCOCCBr

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~86%

Bromo-PEG5-bromide Structure

Bromo-PEG5-bromide

CAS#:67705-77-5

Learn More
Literature: Biron, Eric; Otis, Francois; Meillon, Jean-Christophe; Robitaille, Martin; Lamothe, Julie; Van Hove, Patrick; Cormier, Marie-Eve; Voyer, Normand Bioorganic and Medicinal Chemistry, 2004 , vol. 12, # 6 p. 1279 - 1290

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Bromo-PEG5-bromide Structure

Bromo-PEG5-bromide

CAS#:67705-77-5

Learn More
Literature: Rabouin, Daniel; Perron, Valerie; N'Zemba, Blaise; C.-Gaudreault, Rene; Berube, Gervais Bioorganic and Medicinal Chemistry Letters, 2003 , vol. 13, # 3 p. 557 - 560 Title/Abstract Full Text View citing articles Show Details Berube, Gervais; Rabouin, Daniel; Perron, Valerie; N'Zemba, Blaise; Gaudreault, Rene-C.; Parent, Sophie; Asselin, Eric Steroids, 2006 , vol. 71, # 10 p. 911 - 921

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  0

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1-[2-(2-bromoethoxy)ethoxy]-2-[2-[2-(2-bromoethoxy)ethoxy]ethoxy]ethane

 Bromo-PEG5-bromide | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the polar surface area (PSA) of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: Polar surface area (PSA) of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is 46.15000.
Q: What English synonyms does 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide have?
A: English synonyms of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide: 1-[2-(2-bromoethoxy)ethoxy]-2-[2-[2-(2-bromoethoxy)ethoxy]ethoxy]ethane.
Q: What is the CAS number of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: CAS number of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is 67705-77-5.
Q: What are the uses of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: Main uses of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide: Bromo-PEG5-bromide is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].
Q: What is the English name of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: The English name of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide.
Q: What is the molecular weight of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: Molecular weight of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is 408.12400.
Q: What is the InChIKey of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: InChIKey of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is LACSKPODWQXGSB-UHFFFAOYSA-N.
Q: What is the boiling point of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: Boiling point of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is 413.195ºC at 760 mmHg.
Q: What is the molecular formula of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: Molecular formula of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is C12H24Br2O5.
Q: What is the SMILES notation of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide?
A: SMILES notation of 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl Bis-bromide is BrCCOCCOCCOCCOCCOCCBr.

 Bromo-PEG5-bromidefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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