5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate

Base Information

Chemical Name:5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate
CAS No.:1610764-13-0
Molecular Formula:C₁₉H₂₅NO₆S
Molecular Weight:395.477
Hs Code.:

Synonyms:5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate

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Chemical Property of 5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate

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Technology Process of 5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate

There total 2 articles about 5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate 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:

: 1257340-82-1
C₁₇H₂₃NO₅S

: 75-36-5
acetyl chloride

: 1610764-13-0
5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate

Guidance literature:: With triethylamine; In dichloromethane; at 0 - 20 ℃; for 4h; Cooling with ice; Inert atmosphere;
DOI:10.1021/jo500748e

Reference yield:

: 18303-04-3
N-[(tert-butoxy)carbonyl]-4-methylbenzenesulfonamide

: 1610764-13-0
5-(N-(tert-butoxycarbonyl)-4-methylphenylsulfonamido)-pent-2-ynyl acetate

Guidance literature:: Multi-step reaction with 3 steps

1.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 16 h / Inert atmosphere

2.1: n-butyllithium / tetrahydrofuran / 1 h / -78 °C / Inert atmosphere

2.2: 2 h / -78 - 0 °C

3.1: triethylamine / dichloromethane / 4 h / 0 - 20 °C / Cooling with ice; Inert atmosphere

With n-butyllithium; triethylamine; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; dichloromethane;
DOI:10.1021/jo500748e