3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester

Base Information

Chemical Name:3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester
CAS No.:900535-56-0
Molecular Formula:C₃₉H₅₆ClN₅O₄
Molecular Weight:694.358
Hs Code.:

3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1<i>H</i>-isoquinoline-2-carboxylic acid <i>tert</i>-butyl ester

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Chemical Property of 3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester

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Technology Process of 3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester

There total 8 articles about 3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester 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:

: 444893-87-2
4-(1-cyclopentyl-2-oxo-ethyl)-piperazine-1-carboxylic acid tert-butyl ester

: 900535-56-0
3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: NaBH(OAc)3 / 1,2-dichloro-ethane

2: TFA

3: HOAt; HATU; i-Pr₂NEt / CH₂Cl₂; dimethylformamide

With 1-hydroxy-7-aza-benzotriazole; sodium tris(acetoxy)borohydride; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; In dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide;
DOI:10.1016/j.bmcl.2006.04.002

Reference yield:

: 444893-86-1
4-(1-cyclopentyl-2-hydroxy-ethyl)-piperazine-1-carboxylic acid tert-butyl ester

: 900535-56-0
3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: (COCl)2; NEt₃; DMSO / CH₂Cl₂

2: NaBH(OAc)3 / 1,2-dichloro-ethane

3: TFA

4: HOAt; HATU; i-Pr₂NEt / CH₂Cl₂; dimethylformamide

With 1-hydroxy-7-aza-benzotriazole; oxalyl dichloride; sodium tris(acetoxy)borohydride; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; In dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide; 1: Swern oxidation;
DOI:10.1016/j.bmcl.2006.04.002

Reference yield:

: 900535-42-4
4-(cyclopentyl-methoxycarbonyl-methyl)-piperazine-1-carboxylic acid tert-butyl ester

: 900535-56-0
3-{1-(4-chloro-benzyl)-2-[4-(1-cyclopentyl-2-diethylamino-ethyl)-piperazin-1-yl]-2-oxo-ethylcarbamoyl}-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: LiAlH₄ / tetrahydrofuran

2: (COCl)2; NEt₃; DMSO / CH₂Cl₂

3: NaBH(OAc)3 / 1,2-dichloro-ethane

4: TFA

5: HOAt; HATU; i-Pr₂NEt / CH₂Cl₂; dimethylformamide

With lithium aluminium tetrahydride; 1-hydroxy-7-aza-benzotriazole; oxalyl dichloride; sodium tris(acetoxy)borohydride; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; In tetrahydrofuran; dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide; 2: Swern oxidation;
DOI:10.1016/j.bmcl.2006.04.002