(8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

Base Information

Chemical Name:(8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one
CAS No.:1260585-32-7
Molecular Formula:C₂₀H₂₂BrF₃N₄O₂
Molecular Weight:487.319
Hs Code.:

Synonyms:(8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

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Chemical Property of (8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

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Technology Process of (8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

There total 4 articles about (8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one 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:

: 110-91-8,99108-56-2
morpholine

: 1260585-11-2
(8S)-2-chloro-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

: 5391-88-8
1-(4-bromophenyl)ethanol

: 1260585-81-6
(8S)-9-[(1S)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

: 1260585-32-7
(8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

Guidance literature:: (8S)-2-chloro-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one; 1-(4-bromophenyl)ethanol; With diethylazodicarboxylate; In tetrahydrofuran; at 20 ℃; for 36h;

morpholine; at 80 ℃; for 96h; Overall yield = 40 mg;

Reference yield:

: (4R,4S)-4-(trifluoromethyl)-1,4,5,6-tetrahydropyrimidin-2-ylamine hydrochloride

: 1260585-32-7
(8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

Guidance literature:: Multi-step reaction with 4 steps

1.1: sodium methylate / 1.25 h / 100 °C

1.2: pH 5 - 6

2.1: trichlorophosphate / 1,2-dichloro-ethane / 3 h / 65 °C / Inert atmosphere

3.1: Chiralpak AD / ethanol; n-heptane / Resolution of racemate

4.1: diethylazodicarboxylate / tetrahydrofuran / 36 h / 20 °C

4.2: 96 h / 80 °C

With sodium methylate; diethylazodicarboxylate; trichlorophosphate; In tetrahydrofuran; ethanol; n-heptane; 1,2-dichloro-ethane;

Reference yield:

: (R,S)-8-chloro-2-(trifluoromethyl)-1,2,3,4-tetrahydropyrimido[1,2-a]pyrimidin-6-one

: 1260585-32-7
(8S)-9-[(1R)-1-(4-bromophenyl)ethyl]-2-(morpholin-4-yl)-8-(trifluoromethyl)-6,7,8,9-tetrahydro-4H-pyrimido[1,2-a]pyrimidin-4-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: Chiralpak AD / ethanol; n-heptane / Resolution of racemate

2.1: diethylazodicarboxylate / tetrahydrofuran / 36 h / 20 °C

2.2: 96 h / 80 °C

With diethylazodicarboxylate; In tetrahydrofuran; ethanol; n-heptane;