ChemicalBook--->CAS DataBase List--->651042-82-9

651042-82-9

651042-82-9 Structure

651042-82-9 Structure
IdentificationBack Directory
[Name]

2,5,8,11,14,17,20-Heptaoxadocosane-22-thiol
[CAS]

651042-82-9
[Synonyms]

MPEG7-SH
m-PEG7-thiol
2,5,8,11,14,17,20-Heptaoxadocosane-22-thiol
Poly(ethylene glycol) methyl ether thiol
O-(2-Mercaptoethyl)-O'-Methyl-hexa(ethylene glycol) >=95% (oligoMer purity)
2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanethiol
[Molecular Formula]

C15H32O7S
[MDL Number]

MFCD08274612
[MOL File]

651042-82-9.mol
[Molecular Weight]

356.48
Chemical PropertiesBack Directory
[Melting point ]

50-55 °C
[Boiling point ]

423.7±45.0 °C(Predicted)
[density ]

1.065
[Fp ]

>230 °C
[storage temp. ]

-20°C
[solubility ]

DMSO : 100 mg/mL (280.52 mM; Need ultrasonic)
[form ]

Liquid
[pka]

9?+-.0.10(Predicted)
[color ]

Colorless to light yellow
[α-end]

methoxy
[Ω-end]

thiol
[InChI]

InChI=1S/C15H32O7S/c1-16-2-3-17-4-5-18-6-7-19-8-9-20-10-11-21-12-13-22-14-15-23/h23H,2-15H2,1H3
[InChIKey]

PVSKDHZQTUFAEZ-UHFFFAOYSA-N
[SMILES]

COCCOCCOCCOCCOCCOCCOCCS
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

36/37/38
[Safety Statements ]

26
[WGK Germany ]

3
[HS Code ]

2930909899
[Storage Class]

10 - Combustible liquids
Hazard InformationBack Directory
[Description]

m-PEG7-thiol is a PEG linker containing a thiol group. The thiol group reacts with maleimide, OPSS, vinylsulfone and transition metal surfaces including gold, silver, etc. The hydrophilic PEG spacer increases solubility in aqueous media.
[Uses]

Applications may include: bioconjugation, drug delivery, PEG hydrogel, crosslinker, and surface functionalization
[reaction suitability]

reagent type: chemical modification reagent
reactivity: thiol reactive
Spectrum DetailBack Directory
[Spectrum Detail]

2,5,8,11,14,17,20-Heptaoxadocosane-22-thiol(651042-82-9)1HNMR
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