tert-butyl ((2R,3R)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate synthesis

4synthesis methods

Product Name:tert-butyl ((2R,3R)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate
CAS Number:1456616-43-5
Molecular formula:C16H19F2NO4
Molecular Weight:327.32

35730-09-7
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tert-butyl ((2R,3R)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate

1456616-43-5
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Yield:-

Steps:

Multi-step reaction with 8 steps
1: N-ethyl-N,N-diisopropylamine
2: sodium hydride
3: Heating
4: sodium tetrahydroborate
5: Chiralpak 1A / ethanol; hexane / Resolution of racemate
6: zinc; hydrogenchloride / water
7: ChiralCel AD
8: rhodium(III) chloride; sodium periodate

References:

Biftu, Tesfaye;Qian, Xiaoxia;Chen, Ping;Feng, Dennis;Scapin, Giovanna;Gao, Ying-Duo;Cox, Jason;Sinha Roy, Ranabir;Eiermann, George;He, Huabing;Lyons, Kathy;Salituro, Gino;Patel, Sangita;Petrov, Alexander;Xu, Feng;Xu, Shiyao Sherrie;Zhang, Bei;Caldwell, Charles;Wu, Joseph K.;Weber, Ann E. [Bioorganic and Medicinal Chemistry Letters,2013,vol. 23,# 19,p. 5361 - 5366]

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References

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References

24424-99-5 Synthesis

24424-99-5
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References