p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene

Base Information

Chemical Name:p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene
CAS No.:1417341-09-3
Molecular Formula:C₆₂H₇₄Br₂O₄
Molecular Weight:1043.08
Hs Code.:

Synonyms:p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene

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Technology Process of p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene

There total 2 articles about p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 83.0%

: 100-39-0
benzyl bromide

: 444004-64-2,197228-58-3
25,27-bis(2-bromoethoxy)-26,28-dihydroxy-5,11,17,23-tetra(tert-butyl)calixarene

: 1417341-09-3
p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene

Guidance literature:: With lithium hydride; In acetonitrile; at 20 ℃; for 2h;
DOI:10.1002/cjoc.201200623

Reference yield:

: 157432-87-6,288302-11-4,288302-12-5,60705-62-6
5,11,17,23-tetra-t-butyl-25,26,27,28-tetrahydroxycalix-4-arene

: 1417341-09-3
p-t-butyl-25,27-bis-O-(2-bromoethoxy)-26,28-bis-O-benzyloxycalix[4]arene

Guidance literature:: Multi-step reaction with 2 steps

1.1: potassium carbonate / acetonitrile / 0.5 h / Inert atmosphere

1.2: 10 h / 80 °C / Inert atmosphere

2.1: lithium hydride / acetonitrile / 2 h / 20 °C

With lithium hydride; potassium carbonate; In acetonitrile;
DOI:10.1002/cjoc.201200623