5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene

Base Information

• Chemical Name: 5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene
• CAS No.: 444790-81-2
• Molecular Formula: C₆₆H₈₀O₄
• Molecular Weight: 937.359

Synonyms:5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene

Chemical Property of 5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene

Chemical Property:

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Technology Process of 5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene

There total 3 articles about 5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[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: 92.0%

allyl bromide (106-95-6) + 5,11,17,23-tetra-tert-butyl-25,27-dihydroxy-26,28-bis[(m-methylbenzyl)oxy]calix[4]arene (330476-73-8,330476-74-9) → 5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene (444790-81-2)

Guidance literature:

With sodium hydroxide; tetrabutylammomium bromide; In water; toluene; at 90 - 100 ℃; for 6h;

DOI:10.1023/A:1013958911953

Reference yield:

5,11,17,23-tetra-t-butyl-25,26,27,28-tetrahydroxycalix-4-arene (157432-87-6,288302-11-4,288302-12-5,60705-62-6) → 5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene (444790-81-2)

Guidance literature:

Multi-step reaction with 2 steps

1: K₂CO₃ / acetonitrile / 23 h / Heating

2: 92 percent / 50 percent NaOH; Bu₄NBr / toluene; H₂O / 6 h / 90 - 100 °C

With sodium hydroxide; tetrabutylammomium bromide; potassium carbonate; In water; toluene; acetonitrile;

DOI:10.1023/A:1013958911953

Reference yield:

1-bromomethyl-3-methyl-benzene (620-13-3) → 5,11,17,23-tetra-tert-butyl-25,27-bis[(m-methylbenzyl)oxy]-26,28-bis(2-propenyloxy)calix[4]arene (444790-81-2)

Guidance literature:

Multi-step reaction with 2 steps

1: K₂CO₃ / acetonitrile / 23 h / Heating

2: 92 percent / 50 percent NaOH; Bu₄NBr / toluene; H₂O / 6 h / 90 - 100 °C

With sodium hydroxide; tetrabutylammomium bromide; potassium carbonate; In water; toluene; acetonitrile;

DOI:10.1023/A:1013958911953

upstream raw materials:

allyl bromide

5,11,17,23-tetra-tert-butyl-25,27-dihydroxy-26,28-bis[(m-methylbenzyl)oxy]calix[4]arene

5,11,17,23-tetra-t-butyl-25,26,27,28-tetrahydroxycalix-4-arene

1-bromomethyl-3-methyl-benzene

Downstream raw materials:

5,11,17,23-tetra-tert-butyl-25,27-bis(m-methylbenzyloxy)-26,28-bis(carboxymethoxy)calix[4]arene

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