(2R,3R,11bS)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzoquinolizine-2-ethanol

Base Information

• Chemical Name: (2R,3R,11bS)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzo
• Molecular Formula: C₂₅H₃₃NO₃
• Molecular Weight: 395.542

Synonyms:(2R,3R,11bS)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzoquinolizine-2-ethanol

Chemical Property of (2R,3R,11bS)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzo

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There total 2 articles about (2R,3R,11bS)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzoquinolizine-2-ethanol 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%

(+/-)-9-benzyloxy-3α-ethyl-1,3,4,6,7,11bα-hexahydro-10-methoxy-2H-benzoquinolizine-2β-acetic acid ethyl ester (73053-53-9,73650-72-3) → (+/-)-9-benzyloxy-3α-ethyl-1,3,4,6,7,11bα-hexahydro-10-methoxy-2H-benzoquinolizine-2β-ethanol (84922-67-8,115589-52-1)

Guidance literature:

With lithium aluminium tetrahydride; In diethyl ether; for 1.25h; Ambient temperature;

Reference yield: 93.0%

(2R,3R,11bS)-(-)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzoquinolizine-2-acetic acid ethyl ester (73053-53-9,73650-72-3) → (2R,3R,11bS)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzoquinolizine-2-ethanol (84922-67-8)

Guidance literature:

With lithium aluminium tetrahydride; In diethyl ether; for 1.25h; Ambient temperature;

Reference yield: 97.0%

(2R,3R,11bS)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzoquinolizine-2-ethanol (84922-67-8) → 9-demethylprotoemetinol (84590-09-0)

Guidance literature:

With hydrogen; palladium on activated charcoal; In ethanol; at 30 ℃; for 1h; under 760 Torr;

upstream raw materials:

(+/-)-9-benzyloxy-3α-ethyl-1,3,4,6,7,11bα-hexahydro-10-methoxy-2H-benzoquinolizine-2β-acetic acid ethyl ester

(2R,3R,11bS)-(-)-9-benzyloxy-3-ethyl-1,3,4,6,7,11b-hexahydro-10-methoxy-2H-benzoquinolizine-2-acetic acid ethyl ester

Downstream raw materials:

(+/-)-3α-ethyl-1,3,4,6,7,11bα-hexahydro-9-hydroxy-10-methoxy-2H-benzoquinolizine-2β-ethanol <(+/-)-9-demethylprotoemetinol>

9-demethylprotoemetinol

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