(+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)

Base Information

Chemical Name:(+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)
CAS No.:299966-49-7
Molecular Formula:C₂₄H₂₅N₃O₄
Molecular Weight:419.48
Hs Code.:

Synonyms:(+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)

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Chemical Property of (+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)

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Technology Process of (+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)

There total 6 articles about (+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol 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: 56.0%

: 299966-99-7
(+/-)-2,4-bis(benzyloxy)-6-[4-hydroxy-(1E)-pentenyl]-pyrimidine

: 1189-71-5
isocyanate de chlorosulfonyle

: 299966-49-7
(+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)

Guidance literature:: In dichloromethane; at 20 ℃; for 1h;
DOI:10.1021/jo000504f

Reference yield:

: 299966-92-0
(+/-)-2,4-bis(benzyloxy)-6-[4-(tert-butyldimethylsilyloxy)-1-pentynyl]-pyrimidine

: 299966-49-7
(+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)

Guidance literature:: Multi-step reaction with 4 steps

1: 71 percent / H₂ / Pd/BaSO₄ / pyridine / 1 h / 20 °C / 760.05 Torr

2: 98 percent Turnov_. / I₂ / CH₂Cl₂ / 46.5 h / Irradiation

3: 76 percent / [(n-Bu)4N]F / tetrahydrofuran / 3 h / 0 - 20 °C

4: 56 percent / CH₂Cl₂ / 1 h / 20 °C

With tetrabutyl ammonium fluoride; hydrogen; iodine; Pd-BaSO₄; In tetrahydrofuran; pyridine; dichloromethane; 1: Hydrogenation / 2: Isomerization / 3: desilylation / 4: Condensation;
DOI:10.1021/jo000504f

Reference yield:

: 80186-44-3
4-<(dimethyl-tert-butylsilyl)oxy>-1-pentyne

: 299966-49-7
(+/-)-(4E)-5-[2,6-bis(benzyloxy)-4-pyrimidinyl]-4-penten-2-(ol carbamate)

Guidance literature:: Multi-step reaction with 5 steps

1: 99 percent / bis(triphenylphosphine)palladium(II) chloride; copper(I) iodide / tetrahydrofuran; triethylamine

2: 71 percent / H₂ / Pd/BaSO₄ / pyridine / 1 h / 20 °C / 760.05 Torr

3: 98 percent Turnov_. / I₂ / CH₂Cl₂ / 46.5 h / Irradiation

4: 76 percent / [(n-Bu)4N]F / tetrahydrofuran / 3 h / 0 - 20 °C

5: 56 percent / CH₂Cl₂ / 1 h / 20 °C

With copper(l) iodide; bis(triphenylphosphine)palladium(II)-chloride; tetrabutyl ammonium fluoride; hydrogen; iodine; Pd-BaSO₄; In tetrahydrofuran; pyridine; dichloromethane; triethylamine; 1: Condensation / 2: Hydrogenation / 3: Isomerization / 4: desilylation / 5: Condensation;
DOI:10.1021/jo000504f