1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene

Base Information

Chemical Name:1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene
CAS No.:622842-48-2
Molecular Formula:C₄₁H₆₆O₃Si
Molecular Weight:635.059
Hs Code.:

Synonyms:1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene

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Chemical Property of 1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene

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Technology Process of 1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene

There total 8 articles about 1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene 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:

: 622842-21-1
1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6-yne

: 622842-48-2
1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene

Guidance literature:: With sodium tetrahydroborate; hydrogen; ethylenediamine; nickel diacetate; In ethanol; at 20 ℃;

Reference yield:

: 928-90-5
5-hexyl-1-ol

: 622842-48-2
1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene

Guidance literature:: Multi-step reaction with 7 steps

1: 86 percent / AgNO₃; pyridine / tetrahydrofuran / 12 h / 20 °C

2: n-BuLi; HMPA / tetrahydrofuran; hexane / 14 h / -40 - 20 °C

3: 92 percent / pyridinium p-toluenesulfonate; MeOH / 20 °C

4: 91 percent / PPh₃; CBr₄ / CH₂Cl₂ / 0 °C

5: 99 percent / H₂ / Pd/C / methanol / 2.5 h / 760 Torr

6: 67 percent / tetrahydrofuran; hexane; hexamethylphosphoric acid triamide / -40 - 20 °C

7: NaBH₄; ethylenediamine; H₂ / Ni(OAc)2*4H₂O / ethanol / 20 °C

With pyridine; methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; sodium tetrahydroborate; n-butyllithium; carbon tetrabromide; hydrogen; pyridinium p-toluenesulfonate; silver nitrate; ethylenediamine; triphenylphosphine; palladium on activated charcoal; nickel diacetate; In tetrahydrofuran; methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; ethanol; hexane; dichloromethane;

Reference yield:

: 128217-23-2
1-(tert-butyldiphenylsilyloxy)-5-hexyne

: 622842-48-2
1-(tetrahydropyran-2-yloxy)-20-(tert-butyldiphenylsilyloxy)-eicosa-6(Z)-ene

Guidance literature:: Multi-step reaction with 6 steps

1: n-BuLi; HMPA / tetrahydrofuran; hexane / 14 h / -40 - 20 °C

2: 92 percent / pyridinium p-toluenesulfonate; MeOH / 20 °C

3: 91 percent / PPh₃; CBr₄ / CH₂Cl₂ / 0 °C

4: 99 percent / H₂ / Pd/C / methanol / 2.5 h / 760 Torr

5: 67 percent / tetrahydrofuran; hexane; hexamethylphosphoric acid triamide / -40 - 20 °C

6: NaBH₄; ethylenediamine; H₂ / Ni(OAc)2*4H₂O / ethanol / 20 °C

With methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; sodium tetrahydroborate; n-butyllithium; carbon tetrabromide; hydrogen; pyridinium p-toluenesulfonate; ethylenediamine; triphenylphosphine; palladium on activated charcoal; nickel diacetate; In tetrahydrofuran; methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; ethanol; hexane; dichloromethane;