CAS 23783-42-8|Tetraethylene glycol monomethyl ether

Introduction:Basic information about CAS 23783-42-8|Tetraethylene glycol monomethyl ether, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameTetraethylene glycol monomethyl ether
CAS Number23783-42-8Molecular Weight208.252
Density1.0±0.1 g/cm3Boiling Point285.4±25.0 °C at 760 mmHg
Molecular FormulaC9H20O5Melting Point/
MSDSChineseUSAFlash Point126.4±23.2 °C

Names

Name2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethanol
SynonymMore Synonyms

Tetraethylene glycol monomethyl ether BiologicalActivity

DescriptionTetraethylene glycol monomethyl ether is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].
Related CatalogResearch Areas >>CancerSignaling Pathways >>PROTAC >>PROTAC Linker
Target

PEGs

In VitroPROTACs 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

Density1.0±0.1 g/cm3
Boiling Point285.4±25.0 °C at 760 mmHg
Molecular FormulaC9H20O5
Molecular Weight208.252
Flash Point126.4±23.2 °C
Exact Mass208.131073
PSA57.15000
LogP-1.87
Vapour Pressure0.0±1.3 mmHg at 25°C
Index of Refraction1.436
InChIKeyZNYRFEPBTVGZDN-UHFFFAOYSA-N
SMILESCOCCOCCOCCOCCO

Safety Information

Personal Protective EquipmentEyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)
Hazard CodesXi
Safety PhrasesS24/25
RIDADRNONH for all modes of transport
HS Code2909499000

Customs

HS Code2909499000
Summary2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

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Synonyms

Tetraethyleneglycol monomethyl ether
MFCD00041756
2,5,8,11-Tetraoxatridecan-13-ol
3,6,9,12-tetraoxatridecan-1-ol
Methyl Tetraglycol
3,6,9,12-tetraoxatridecanol
DSSTox_CID_7829
Tetraethylene Glycol MonoMethyl Ether
EINECS 245-883-5
AmbotzPEG2155
methyltetraglycol
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