tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

Base Information

Chemical Name:tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate
CAS No.:1429200-14-5
Molecular Formula:C₂₀H₃₀N₄O₃
Molecular Weight:374.483
Hs Code.:

Synonyms:tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

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Chemical Property of tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

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Technology Process of tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

There total 1 articles about tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate 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:

: 40216-83-9
L-4-hydroxyproline methyl ester hydrochloride

: 1429200-14-5
tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: benzene / 5 h / Reflux

2.1: triethylamine / 2-ethoxy-ethanol / 12 h / Reflux

3.1: lithium aluminium tetrahydride / tetrahydrofuran / 78 h / 15 - 65 °C

4.1: hydrogen; 20% palladium hydroxide-activated charcoal / ethanol / 16 h / 50 °C / 1551.49 Torr

5.1: dichloromethane / 16 h / 20 °C

6.1: potassium tert-butylate / tetrahydrofuran / 0.33 h / 20 °C

6.2: 16 h / 20 °C

7.1: palladium diacetate / tetrahydrofuran; diethyl ether / 0 °C

With lithium aluminium tetrahydride; 20% palladium hydroxide-activated charcoal; potassium tert-butylate; hydrogen; palladium diacetate; triethylamine; In tetrahydrofuran; 2-ethoxy-ethanol; diethyl ether; ethanol; dichloromethane; benzene;

Reference yield: 28.0%

: 1429200-14-5
tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

: 777-44-6
3-(Trifluoromethyl)benzenesulfonyl chloride

: 1429199-52-9
(7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-2-{[3-(trifluoromethyl)phenyl]sulfonyl}octahydropyrrolo[1,2-a]pyrazine

Guidance literature:: tert-butyl (7R,8aS)-7-{[5-(1-methylcyclopropyl)pyrazin-2-yl]oxy}-hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate; With hydrogenchloride; In 1,4-dioxane; at 20 ℃; for 1.5h;

3-(Trifluoromethyl)benzenesulfonyl chloride; With N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 3h;