tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate

Base Information

Chemical Name:tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate
CAS No.:1354657-75-2
Molecular Formula:C₂₄H₂₇NO₅S
Molecular Weight:441.548
Hs Code.:

Synonyms:tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate

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Chemical Property of tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate

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Technology Process of tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate

There total 4 articles about tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate 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: 91.0%

: 1354657-74-1
tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)-1-hydroxyethyl]benzyl}carbamate

: 1354657-75-2
tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate

Guidance literature:: With methanesulfonyl chloride; triethylamine; In dichloromethane; at 0 ℃; for 3.5h;

Reference yield:

: 14763-60-1
4-methanesulfonyl-phenol

: 1354657-75-2
tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate

Guidance literature:: Multi-step reaction with 4 steps

1.1: potassium carbonate / dimethyl sulfoxide / 6 h

2.1: lithium diisopropyl amide / tetrahydrofuran; hexane; n-heptane; ethylbenzene / 0.5 h / Inert atmosphere

2.2: 1 h / -78 - 20 °C

3.1: sodium tetrahydroborate / methanol / 2.5 h / 0 °C

4.1: methanesulfonyl chloride; triethylamine / dichloromethane / 3.5 h / 0 °C

With sodium tetrahydroborate; potassium carbonate; methanesulfonyl chloride; triethylamine; lithium diisopropyl amide; In tetrahydrofuran; methanol; hexane; n-heptane; dichloromethane; ethylbenzene; dimethyl sulfoxide;

Reference yield:

: 1354657-72-9
1-but-2-ynyloxy-4-methanesulfonylbenzene

: 1354657-75-2
tert-butyl {4-[2-(4-but-2-ynyloxybenzenesulfonyl)vinyl]benzyl}carbamate

Guidance literature:: Multi-step reaction with 3 steps

1.1: lithium diisopropyl amide / tetrahydrofuran; hexane; n-heptane; ethylbenzene / 0.5 h / Inert atmosphere

1.2: 1 h / -78 - 20 °C

2.1: sodium tetrahydroborate / methanol / 2.5 h / 0 °C

3.1: methanesulfonyl chloride; triethylamine / dichloromethane / 3.5 h / 0 °C

With sodium tetrahydroborate; methanesulfonyl chloride; triethylamine; lithium diisopropyl amide; In tetrahydrofuran; methanol; hexane; n-heptane; dichloromethane; ethylbenzene;