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- W2278379411 startingPage "19048" @default.
- W2278379411 abstract "The first highly diastereoselective and enantioselective catalytic asymmetric Michael addition of cyclic azomethine ylides with nitroalkenes have been developed to diastereodivergently generate either the syn or anti adducts by employing N,O-ligand/Cu(OAc)2 and N,P-ligand/Cu(OAc)2 catalytic systems. Both catalytic systems exhibit broad substrate applicability to afford the corresponding Michael adducts in good to excellent yields, with excellent levels of diastereo- (up to 99:1 diastereomeric ratio) and enantioselectivities (up to >99% enantiomeric excess). Importantly, the chiral 1,7-diazaspiro[4.4]nonane diastereomer derivatives can be easily obtained in good yields through facile NaBH4 reduction of the Michael adducts." @default.
- W2278379411 created "2016-06-24" @default.
- W2278379411 creator A5031284702 @default.
- W2278379411 creator A5052528253 @default.
- W2278379411 creator A5071591600 @default.
- W2278379411 creator A5081768736 @default.
- W2278379411 date "2015-11-16" @default.
- W2278379411 modified "2023-10-16" @default.
- W2278379411 title "Diastereodivergent Asymmetric Michael Addition of Cyclic Azomethine Ylides to Nitroalkenes: Direct Approach for the Synthesis of 1,7‐Diazaspiro[4.4]nonane Diastereoisomers" @default.
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- W2278379411 doi "https://doi.org/10.1002/chem.201503729" @default.
- W2278379411 hasPubMedId "https://pubmed.ncbi.nlm.nih.gov/26567802" @default.
- W2278379411 hasPublicationYear "2015" @default.
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