1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol

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Chemical Name:1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol
CAS No.:220585-25-1
Molecular Formula:C₄₅H₄₄O₃Si
Molecular Weight:660.928
Hs Code.:

Synonyms:1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol

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Chemical Property of 1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol

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Technology Process of 1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol

There total 5 articles about 1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol 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:

: 76412-28-7
4-bromo-4'-methoxy-α,α'-diethyl-trans-stilbene

: 220585-25-1
1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) BuLi, 2.) NaBH₄ / 1.) Et₂O, -78 deg C, 2.) MeOH, 0 deg C

2: 85 percent / NaH, Bu₄NI / dimethylformamide / Ambient temperature

3: 92 percent / PdCl₂/PPh₃ / toluene / 110 °C

4: 1-hydroxy-1,2-benziodoxol-3(1H)-one 1-oxide / dimethylsulfoxide / Ambient temperature

5: diethyl ether / Ambient temperature

With sodium tetrahydroborate; n-butyllithium; tetra-(n-butyl)ammonium iodide; sodium hydride; triphenylphosphine; palladium dichloride; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In diethyl ether; dimethyl sulfoxide; N,N-dimethyl-formamide; toluene;
DOI:10.1016/S0040-4039(98)02340-5

Reference yield:

: 220585-28-4
{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-phenyl}-methanol

: 220585-25-1
1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol

Guidance literature:: Multi-step reaction with 4 steps

1: 85 percent / NaH, Bu₄NI / dimethylformamide / Ambient temperature

2: 92 percent / PdCl₂/PPh₃ / toluene / 110 °C

3: 1-hydroxy-1,2-benziodoxol-3(1H)-one 1-oxide / dimethylsulfoxide / Ambient temperature

4: diethyl ether / Ambient temperature

With tetra-(n-butyl)ammonium iodide; sodium hydride; triphenylphosphine; palladium dichloride; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In diethyl ether; dimethyl sulfoxide; N,N-dimethyl-formamide; toluene;
DOI:10.1016/S0040-4039(98)02340-5

Reference yield:

: 220585-29-5
C₂₇H₂₉BrO₂

: 220585-25-1
1-{2-[4-(2-{4-[(E)-1-Ethyl-2-(4-methoxy-phenyl)-but-1-enyl]-benzyloxymethyl}-phenyl)-buta-1,3-diynyl]-phenyl}-5-trimethylsilanyl-penta-2,4-diyn-1-ol

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / PdCl₂/PPh₃ / toluene / 110 °C

2: 1-hydroxy-1,2-benziodoxol-3(1H)-one 1-oxide / dimethylsulfoxide / Ambient temperature

3: diethyl ether / Ambient temperature

With triphenylphosphine; palladium dichloride; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In diethyl ether; dimethyl sulfoxide; toluene;
DOI:10.1016/S0040-4039(98)02340-5