N-(Propargyl-PEG2)-PEG3-t-butyl ester

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N-(Propargyl-PEG2)-PEG3-t-butyl ester

N-(Propargyl-PEG2)-PEG3-t-butyl ester

Catelog Number R01-0106
Category Alkynes
Molecular Formula C20H37NO7
Molecular Weight 403.5
Catalog Number Size Price Quantity
R01-0106 -- $--

Product Introduction

N-(Propargyl-PEG2)-PEG3-t-butyl ester is a branched PEG linker with an alkyne group and a t-butyl ester. The alkyne group reacts with azide-bearing compound in coppper catalyzed azide-alkyne Click Chemistry reaction. The amino group is reactive with carboxylic acids, activated NHS esters, and carbonyls.

Chemical Information

Purity 98%
IUPAC Name tert-butyl 3-[2-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethylamino]ethoxy]ethoxy]ethoxy]propanoate
Canonical SMILES CC(C)(C)OC(=O)CCOCCOCCOCCNCCOCCOCC#C
InChI InChI=1S/C20H37NO7/c1-5-9-23-13-15-25-11-7-21-8-12-26-16-18-27-17-14-24-10-6-19(22)28-20(2,3)4/h1,21H,6-18H2,2-4H3
InChI Key ZJFHNHCTHVLHTD-UHFFFAOYSA-N

Product Specification

Storage -20 °C

Computed Properties

XLogP3 0
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 8
Rotatable Bond Count 21
Exact Mass 403.25700252 g/mol
Monoisotopic Mass 403.25700252 g/mol
Topological Polar Surface Area 84.5Ų
Heavy Atom Count 28
Formal Charge 0
Complexity 415
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes
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