2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

Base Information

Chemical Name:2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester
CAS No.:1035216-14-8
Molecular Formula:C₂₆H₂₆ClN₅O₄
Molecular Weight:507.977
Hs Code.:

Synonyms:2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

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Chemical Property of 2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

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Technology Process of 2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

There total 6 articles about 2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl 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: 29.0%

: 1035216-81-9,1035218-35-9
(E)-3-chloro-N'-hydroxy-4-isopropoxybenzimidamide

: 1035217-21-0
3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-2,7-dicarboxylic acid 7-benzyl ester

: 1035216-14-8
2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

Guidance literature:: 3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-2,7-dicarboxylic acid 7-benzyl ester; With oxalyl dichloride; N,N-dimethyl-formamide; In dichloromethane; for 1h;

(E)-3-chloro-N'-hydroxy-4-isopropoxybenzimidamide; With pyridine; at 115 ℃; for 4h;

Reference yield:

: 1035216-81-9,1035218-35-9
(E)-3-chloro-N'-hydroxy-4-isopropoxybenzimidamide

: C₁₆H₁₆ClN₃O₃

: 1035216-14-8
2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

Guidance literature:: (E)-3-chloro-N'-hydroxy-4-isopropoxybenzimidamide; C₁₆H₁₆ClN₃O₃; With pyridine; at 20 ℃; for 0.5h;

With acetyl chloride; at 115 ℃; for 4h; Inert atmosphere;

Reference yield:

: 1035217-20-9
2-iodo-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

: 1035216-14-8
2-[3-(3-chloro-4-isopropoxy-phenyl)-[1,2,4]oxadiazol-5-yl]-3-methyl-5,6-dihydro-8H-imidazo[1,2-a]pyrazine-7-carboxylic acid benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: ethylmagnesium bromide / tetrahydrofuran / 0.25 h / 0 - 2.5 °C / Inert atmosphere

1.2: Inert atmosphere

1.3: 0.25 h / 20 °C

2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 1 h

3.1: pyridine / 0.5 h / 20 °C

3.2: 4 h / 115 °C / Inert atmosphere

With pyridine; oxalyl dichloride; ethylmagnesium bromide; N,N-dimethyl-formamide; In tetrahydrofuran; dichloromethane;