tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate

Base Information

Chemical Name:tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate
CAS No.:1001124-44-2
Molecular Formula:C₂₄H₃₀ClN₅O₃S
Molecular Weight:504.053
Hs Code.:

Synonyms:tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate

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Chemical Property of tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate

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Technology Process of tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate

There total 5 articles about tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate 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: 98.0%

: 4-(piperazin-1-yl)-5,7-dihydrothieno[3,4-d]pyrimidine hydrochloride

: 57292-44-1
N-Boc-D-(4-Cl)Phe-OH

: 1001124-44-2
tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate

Guidance literature:: 4-(piperazin-1-yl)-5,7-dihydrothieno[3,4-d]pyrimidine hydrochloride; N-Boc-D-(4-Cl)Phe-OH; With triethylamine; In dichloromethane; for 0.5h;

With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; In dichloromethane; at 20 ℃; for 1h;

Reference yield:

: 1001124-40-8
tert-butyl 4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazine-1-carboxylate

: 1001124-44-2
tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate

Guidance literature:: Multi-step reaction with 2 steps

1.1: hydrogenchloride / 1,4-dioxane; dichloromethane / 4 h / 20 °C

2.1: triethylamine / dichloromethane / 0.5 h

2.2: 1 h / 20 °C

With hydrogenchloride; triethylamine; In 1,4-dioxane; dichloromethane;

Reference yield:

: 78647-31-1
Methyl tetrahydro-4-oxo-3-thiophenecarboxylate

: 1001124-44-2
tert-butyl (R)-3-(4-chlorophenyl)-1-(4-(5,7-dihydrothieno[3,4-d]pyrimidin-4-yl)piperazin-1-yl)-1-oxopropan-2-ylcarbamate

Guidance literature:: Multi-step reaction with 5 steps

1.1: sodium ethanolate / ethanol / 1 h / 20 °C

1.2: 20 °C / Heating / reflux

2.1: N-ethyl-N,N-diisopropylamine; trichlorophosphate / 1,2-dichloro-ethane / Heating / reflux

3.1: isopropyl alcohol / 12 h / Heating / reflux

4.1: hydrogenchloride / 1,4-dioxane; dichloromethane / 4 h / 20 °C

5.1: triethylamine / dichloromethane / 0.5 h

5.2: 1 h / 20 °C

With hydrogenchloride; sodium ethanolate; triethylamine; N-ethyl-N,N-diisopropylamine; trichlorophosphate; In 1,4-dioxane; ethanol; dichloromethane; 1,2-dichloro-ethane; isopropyl alcohol;