Bis-PEG5-thiol

Modify Date: 2024-01-20 13:43:02

Bis-PEG5-thiol Structure
Bis-PEG5-thiol structure
Common Name Bis-PEG5-thiol
CAS Number 89141-22-0 Molecular Weight 314.46200
Density 1.113 g/cm3 at 25 °C Boiling Point N/A
Molecular Formula C12H26O5S2 Melting Point N/A
MSDS Chinese USA Flash Point >230 °F
Symbol GHS07
GHS07
Signal Word Warning

 Use of Bis-PEG5-thiol


Bis-PEG5-thiol is a PEG derivative containing two thiol groups. The thiol groups react with maleimide, OPSS, vinylsulfone and transition metal surfaces including gold, silver, etc. The hydrophilic PEG spacer increases solubility in aqueous media.

 Names

Name 2-[2-[2-[2-[2-(2-sulfanylethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethanethiol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.113 g/cm3 at 25 °C
Molecular Formula C12H26O5S2
Molecular Weight 314.46200
Exact Mass 314.12200
PSA 123.75000
LogP 0.92900

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Hazard Codes Xi
RIDADR UN 3334
Flash Point(F) >230 °F
Flash Point(C) >110 °C

 Synonyms

Hexa(ethylene glycol) dithiol
3,6,9,12,15-Pentaoxaheptadecane-1,17-dithiol
Tetraethylene glycol di(ethanediol)
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