(+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one

Base Information

• Chemical Name: (+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one
• CAS No.: 214277-12-0
• Molecular Formula: C₂₀H₂₀N₂O₄
• Molecular Weight: 352.39

Synonyms:(+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one

Chemical Property of (+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one

Chemical Property:

Purity/Quality:

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• Pictogram(s):  
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Technology Process of (+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one

There total 3 articles about (+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-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: 69.0%

(+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5,11-dione (125299-58-3) → (+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one (214277-12-0)

Guidance literature:

With hydrogenchloride; sodium tetrahydroborate; In tetrahydrofuran; ethanol; at 0 ℃; for 2h;

DOI:10.1021/jo972158g

Reference yield:

(S)-1,2,3,11a-tetrahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepine-5,11(10H)-dione (24919-40-2,60269-66-1,18877-34-4) → (+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one (214277-12-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 60 percent / n-BuLi / tetrahydrofuran; hexane; toluene / 2 h / 0 °C

2: 69 percent / NaBH₄, HCl / tetrahydrofuran; ethanol / 2 h / 0 °C

With hydrogenchloride; sodium tetrahydroborate; n-butyllithium; In tetrahydrofuran; ethanol; hexane; toluene;

DOI:10.1021/jo972158g

Reference yield:

benzyl chloroformate (501-53-1,94274-21-2) → (+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-hydroxy-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one (214277-12-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 60 percent / n-BuLi / tetrahydrofuran; hexane; toluene / 2 h / 0 °C

2: 69 percent / NaBH₄, HCl / tetrahydrofuran; ethanol / 2 h / 0 °C

With hydrogenchloride; sodium tetrahydroborate; n-butyllithium; In tetrahydrofuran; ethanol; hexane; toluene;

DOI:10.1021/jo972158g

upstream raw materials:

(+)-(11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5,11-dione

(S)-1,2,3,11a-tetrahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepine-5,11(10H)-dione

benzyl chloroformate

Downstream raw materials:

(+)-(11S,11aS)-1,2,3,10,11,11a-hexahydro-10-(benzyloxycarbonyl)-11-(3'-indolyl)-5H-pyrrolo<2,1-c><1,4>benzodiazepin-5-one

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