1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate

Base Information

Chemical Name:1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate
CAS No.:137650-25-0
Molecular Formula:C₂₆H₄₁NO₃Si
Molecular Weight:443.702
Hs Code.:

Synonyms:1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate

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Chemical Property of 1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate

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Technology Process of 1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate

There total 3 articles about 1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>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:

: 137650-15-8
methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-2,6-dimethylphenyl)propanoate

: 137650-25-0
1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate

Guidance literature:: Multi-step reaction with 3 steps

1: 62 percent / BF₃*Et₂O / CH₂Cl₂ / 16 h / 0 °C

2: Dibal-H / toluene / -78 °C

3: 1.) n-BuLi / 1.) hexane, THF, -78 deg C, 0.5 h, 2.) THF, hexane, from -78 deg C to 0 deg C, 1 h

With n-butyllithium; boron trifluoride diethyl etherate; diisobutylaluminium hydride; In dichloromethane; toluene;
DOI:10.1021/jm00080a005

Reference yield:

: 137650-16-9
N-<(1,1-dimethylethoxy)carbonyl>-O-(1,1-dimethylethyl)-2,6-dimethyl-L-tyrosine methyl ester

: 137650-25-0
1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate

Guidance literature:: Multi-step reaction with 2 steps

1: Dibal-H / toluene / -78 °C

2: 1.) n-BuLi / 1.) hexane, THF, -78 deg C, 0.5 h, 2.) THF, hexane, from -78 deg C to 0 deg C, 1 h

With n-butyllithium; diisobutylaluminium hydride; In toluene;
DOI:10.1021/jm00080a005

Reference yield:

: 42134-49-6
(3-trimethylsilyl-2-propynyl)triphenylphosphonium bromide

: 137650-17-0
1,1-dimethylethyl <2-<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>-1(S)-formylethyl>carbamate

: 137650-25-0
1,1-dimethylethyl <1(S)-<<4-(1,1-dimethylethoxy)-2,6-dimethylphenyl>methyl>-5-(trimethylsilyl)-2(E)-penten-4-ynyl>carbamate

Guidance literature:: With n-butyllithium; Yield given. Multistep reaction; 1.) hexane, THF, -78 deg C, 0.5 h, 2.) THF, hexane, from -78 deg C to 0 deg C, 1 h;
DOI:10.1021/jm00080a005