4-TERT-BUTYL-CALIX[4]ARENE-CROWN-4-COMPLEX

Base Information

• Chemical Name: 4-TERT-BUTYL-CALIX[4]ARENE-CROWN-4-COMPLEX
• CAS No.: 171058-95-0
• Molecular Formula: C₅₀H₆₆O₆
• Molecular Weight: 763.07
• Mol file: 171058-95-0.mol

Synonyms:4-TERT-BUTYLCALIX(4)-CROWN-4;5,11,17,23-Tetrakis(1,1-dimethyl)-25,26-dihydroxy-27,28-crown-4-calix[4]arene;25,27-(3,6-dioxaocta-1,8-diyl)oxy-26,28-dihydroxy-5,11,17,23-tetra-tert-butyl-calix[4]arene;5,11,17,23-Tetrakis(1,1-dimethylethyl)-25,27-(crown-4)-26,28-dihydroxycalix[4]arene;p-t-butylcalix[4]crown-4;p-tert-butylcalix[4]crown-4;

Chemical Property of 4-TERT-BUTYL-CALIX[4]ARENE-CROWN-4-COMPLEX

Chemical Property:

• Vapor Pressure: 2.48E-24mmHg at 25°C
• Refractive Index: 1.6000 (estimate)
• Boiling Point: 766.4°C at 760 mmHg
• Flash Point: 417.3°C
• PSA: 36.92000
• Density: 1.069g/cm³
• LogP: 7.72710

Purity/Quality:

98%Min ^*data from raw suppliers

4-TERT-BUTYL-CALIX[4]ARENE-CROWN-4-COMPLEX 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 37/39-26

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-TERT-BUTYL-CALIX[4]ARENE-CROWN-4-COMPLEX

There total 3 articles about 4-TERT-BUTYL-CALIX[4]ARENE-CROWN-4-COMPLEX 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: 75.0%

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) + triethylene glycol di-(p-toluenesulfonate) (19249-03-7) → 25,27-(3,6-dioxaocta-1,8-diyl)oxy-26,28-dihydroxy-5,11,17,23-tetra-tert-butyl-calix[4]arene (171058-95-0,571194-82-6) + 5,11,17,23-tetrakis(1,1-dimethylethyl)-25,26-27,28-biscrown-4-calix[4]arene

Guidance literature:

With potassium carbonate; In acetonitrile; for 12h;

DOI:10.1016/j.mencom.2007.11.010

Reference yield: 52.0%

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) + triethylene glycol di-(p-toluenesulfonate) (19249-03-7) → 25,27-(3,6-dioxaocta-1,8-diyl)oxy-26,28-dihydroxy-5,11,17,23-tetra-tert-butyl-calix[4]arene (171058-95-0,571194-82-6) + TIMEOUT: 5s

Guidance literature:

With potassium carbonate; In acetonitrile; for 168h; Heating;

DOI:10.1071/CH98167

Reference yield: 51.8%

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) + triethylene glycol di-(p-toluenesulfonate) (19249-03-7) → 25,27-(3,6-dioxaocta-1,8-diyl)oxy-26,28-dihydroxy-5,11,17,23-tetra-tert-butyl-calix[4]arene (171058-95-0,571194-82-6)

Guidance literature:

5,11,17,23-tetra-t-butyl-25,26,27,28-tetrahydroxycalix-4-arene; With sodium hydride; In tetrahydrofuran; toluene; mineral oil; for 0.5h; Reflux;

triethylene glycol di-(p-toluenesulfonate); In tetrahydrofuran; toluene; mineral oil; for 12h; Reflux;

DOI:10.1007/s10847-011-9979-5

upstream raw materials:

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

triethylene glycol di-(p-toluenesulfonate)

Downstream raw materials:

5,11,17,23-tetrakis(1,1-dimethylethyl)-25,27-bis-[N-(benzenesulfonyl)carbamoylmethoxy]calix[4]arene-1,3-crown-4

5,11,17,23-tetrakis(1,1-dimethylethyl)-25,27-bis[N-(4-nitrobenzenesulfonyl)carbamoylmethoxy]calix[4]arene-1,3-crown-4