40842-04-4

Basic information

• Product Name: Ethylene Glycol 1,2-Bis(2-propynyl) Ether
• Synonyms: Ethylene Glycol 1,2-Bis(2-propynyl) Ether;Alkyne-PEG2-Alkyne
• CAS NO: 40842-04-4
• Molecular Formula: C₈H₁₀O₂
• Molecular Weight: 138.1638
• EINECS: -0
• Mol File: 40842-04-4.mol
• Article Data: 9

Chemical Properties

• Boiling Point: 88°C/15mmHg(lit.)
• Appearance: /
• Refractive Index: 1.4550 to 1.4590
• Solubility: Soluble in DMSO, DCM, DMF
• CAS DataBase Reference: Ethylene Glycol 1,2-Bis(2-propynyl) Ether(CAS DataBase Reference)
• NIST Chemistry Reference: Ethylene Glycol 1,2-Bis(2-propynyl) Ether(40842-04-4)
• EPA Substance Registry System: Ethylene Glycol 1,2-Bis(2-propynyl) Ether(40842-04-4)

Safety Data

• RIDADR: UN 3271 3/PG III
• HazardClass: 3
• PackingGroup: III
• Hazardous Substances Data: 40842-04-4(Hazardous Substances Data)

Usage

Description

Bis-propargyl-PEG2 is a homobifunctional PEG linker with two propargyl groups. The propargyl groups forms triazole linkage with azide-bearing compounds or biomolecules via copper catalyzed Click Chemistry.

Upstream product

• 13483-18-6 1,2-bis(chloromethoxy)ethane 
• 70277-75-7 lithium acetylide 
• 107-21-1 ethylene glycol 
• 106-96-7 propargyl bromide 
• 1266562-07-5 C₈H₁₁ClO₂ 
• 3973-18-0 2-(prop-2-ynyloxy)ethanol 
• 107-19-7 propargyl alcohol 
• 624-65-7 2-propynyl chloride 
• 18668-74-1 bromo-1 propargyloxy-2 ethane 

Downstream Products

• 1008516-56-0 C₁₂H₁₈O₄ 
• 1008517-33-6 1-methoxy-4-[2-(prop-2-ynyloxy)ethoxy]but-2-yne 

Relevant articles and documents

Organic-inorganic copolymers with double-decker silsesquioxane in the main chains by polymerization via click chemistry

A series of novel organic-inorganic copolymers with polyhedral oligomeric silsesquioxane (POSS) in the main chains were synthesized via the copper-catalyzed Huisgen 1,3-dipolar cycloaddition polymerization approach. Toward this end, we synthesized 3,13-az

STAT DEGRADERS AND USES THEREOF

The present invention provides compounds, compositions thereof, and methods of using the same.

4,7-dioxa-1,9-decane diyne composition

The invention discloses a 4,7-dioxa-1,9-decane diyne composition. The structure of the 4,7-dioxa-1,9-decane diyne composition is as following (shown in the description). The composition can serve as acuring agent.