<1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide

Base Information

Chemical Name:<1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide
CAS No.:74542-79-3
Molecular Formula:C₂₁H₂₆N₂O₂SSi
Molecular Weight:398.601
Hs Code.:

Synonyms:<1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of <1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide

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Technology Process of <1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide

There total 5 articles about <1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide 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: 81.0%

: 74542-78-2
5-phenyl-1-(trimethylsilyl)-1-pentyn-3-one

: 1576-35-8
toluene-4-sulfonic acid hydrazide

: 74542-79-3
<1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide

Guidance literature:: In diethyl ether; at 25 ℃; for 336h;
DOI:10.1016/S0040-4020(01)88592-6

Reference yield:

: 622-24-2
2-phenylethyl chloride

: 74542-79-3
<1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide

Guidance literature:: Multi-step reaction with 2 steps

1: 6.54 g / n-BuLi, CuBr*Me₂S / tetrahydrofuran; hexane; various solvent(s) / 1.) 0 deg C, 1 h, 2.) 25 deg C, 12 h

2: 81 percent / diethyl ether / 336 h / 25 °C

With n-butyllithium; copper(I) bromide dimethylsulfide complex; In tetrahydrofuran; diethyl ether; hexane;
DOI:10.1016/S0040-4020(01)88592-6

Reference yield:

: 1066-54-2
trimethylsilylacetylene

: 74542-79-3
<1-(2-phenylethyl)-3-(trimethylsilyl)-2-propynylidene>-4-methyl benzenesulfonyl hydrazide

Guidance literature:: Multi-step reaction with 2 steps

1: 6.54 g / n-BuLi, CuBr*Me₂S / tetrahydrofuran; hexane; various solvent(s) / 1.) 0 deg C, 1 h, 2.) 25 deg C, 12 h

2: 81 percent / diethyl ether / 336 h / 25 °C

With n-butyllithium; copper(I) bromide dimethylsulfide complex; In tetrahydrofuran; diethyl ether; hexane;
DOI:10.1016/S0040-4020(01)88592-6