((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

Base Information

Chemical Name:((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)
CAS No.:1253799-73-3
Molecular Formula:C₂₆H₃₃BrN₂O₅Si
Molecular Weight:561.548
Hs Code.:

Synonyms:((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

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Chemical Property of ((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

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Technology Process of ((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

There total 1 articles about ((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione) 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: 86.0%

: 1253799-71-1
((4aS,8aS,9S)-3-(benzyloxy)-5-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-4a-hydroxy-8a,9-dihydronaphtho[2,3-d]isoxazol-4(4aH)-one)

: 1253799-73-3
((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

Guidance literature:: With N-Bromosuccinimide; In tetrahydrofuran; water; for 0.0333333h; Inert atmosphere;

Reference yield: 60.0%

: 1253799-73-3
((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

: 1253799-75-5
((4aS,8S,8aR,9S)-8-azido-3-(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

Guidance literature:: With N,N,N′,N′-tetramethylguanidinium azide; In tert-butyl methyl ether; acetonitrile; at 20 ℃; for 0.5h; Inert atmosphere;

Reference yield:

: 1253799-73-3
((4aS,8R,8aS,9S)-3-(benzyloxy)-8-bromo-4a-((tert-butyldimethylsilyl)oxy)-9-(dimethylamino)-8a,9-dihydronaphtho[2,3-d]isoxazole-4,5(4aH,8H)-dione)

: C₂₆H₃₅N₃O₅Si

Guidance literature:: Multi-step reaction with 2 steps

1: N,N,N′,N′-tetramethylguanidinium azide / tert-butyl methyl ether; acetonitrile / 0.5 h / 20 °C / Inert atmosphere

2: tin(ll) chloride / methanol / 12 h / 23 °C / Inert atmosphere

With N,N,N′,N′-tetramethylguanidinium azide; tin(ll) chloride; In methanol; tert-butyl methyl ether; acetonitrile;