Octaethylene Glycol Monomethyl Ether

CAS NO.：25990-96-9
Empirical Formula: C17H36O9
Molecular Weight: 384.46
MDL number: MFCD06797152
SAFETY DATA SHEET (SDS)
Update Date: 2026-05-28 03:03:53

What is Octaethylene Glycol Monomethyl Ether ?

Description

m-PEG8-alcohol is a PEG linker containing a hydroxyl group. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The hydrophilic PEG spacer increases solubility in aqueous media.

The Uses of Octaethylene Glycol Monomethyl Ether

Octaethylene glycol monomethyl ether is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs.

Properties of Octaethylene Glycol Monomethyl Ether

Boiling point:	216 °C / 2mmHg
Density	1.09
refractive index	1.4560 to 1.4600
storage temp.	2-8°C
form	clear liquid
pka	14.36±0.10(Predicted)
color	Colorless to Light yellow to Light orange
InChI	InChI=1S/C17H36O9/c1-19-4-5-21-8-9-23-12-13-25-16-17-26-15-14-24-11-10-22-7-6-20-3-2-18/h18H,2-17H2,1H3

Safety information for Octaethylene Glycol Monomethyl Ether

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.