(4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester

Base Information

Chemical Name:(4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester
CAS No.:937701-49-0
Molecular Formula:C₃₂H₄₇NO₆Si
Molecular Weight:569.814
Hs Code.:

Synonyms:(4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester

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Chemical Property of (4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester

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Technology Process of (4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester

There total 8 articles about (4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester 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: 58.0%

: 937701-47-8
(4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylamine

: 24424-99-5
di-tert-butyl dicarbonate

: 937701-49-0
(4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester

Guidance literature:: With dmap; In tetrahydrofuran; for 26h; Heating;
DOI:10.1021/jm070090j

Reference yield:

: 187662-48-2
2-(2-(2-(4-iodophenoxy)ethoxy)ethoxy)ethan-1-ol

: 937701-49-0
(4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: 92 percent / imidazole / dimethylformamide / 16 h / 20 °C

2.1: 66 percent / aq. NH₃ / PdCl₂(PPh₃)2; CuI / tetrahydrofuran / 4 h / 20 °C

3.1: NaOMe / methanol / 2 h / Heating

3.2: 94 percent / NaBH₄ / methanol / 1 h / Heating

4.1: 58 percent / DMAP / tetrahydrofuran / 26 h / Heating

With 1H-imidazole; dmap; ammonium hydroxide; sodium methylate; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; In tetrahydrofuran; methanol; N,N-dimethyl-formamide; 2.1: Sonogashira reaction;
DOI:10.1021/jm070090j

Reference yield:

: 937701-63-8
tert-butyl-(2-{2-[2-(4-iodophenoxy)ethoxy]ethoxy}ethoxy)dimethylsilane

: 937701-49-0
(4-(4-(2-(2-(2-(tert-butyldimethylsilanyloxy)ethoxy)ethoxy)ethoxy)phenylethynyl)phenyl)methylcarbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: 66 percent / aq. NH₃ / PdCl₂(PPh₃)2; CuI / tetrahydrofuran / 4 h / 20 °C

2.1: NaOMe / methanol / 2 h / Heating

2.2: 94 percent / NaBH₄ / methanol / 1 h / Heating

3.1: 58 percent / DMAP / tetrahydrofuran / 26 h / Heating

With dmap; ammonium hydroxide; sodium methylate; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; In tetrahydrofuran; methanol; 1.1: Sonogashira reaction;
DOI:10.1021/jm070090j