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izvor podataka: crosbi

Pyridyl and furyl epoxides of more than 99% enantiomeric purities: The use of a phosphazene base (CROSBI ID 85735)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Solladie-Cavallo, Arlette ; Isarno, Thomas ; Roje, Marin ; Vinković, Vladimir ; Šunjić, Vitomir Pyridyl and furyl epoxides of more than 99% enantiomeric purities: The use of a phosphazene base // European journal of organic chemistry, 2000 (2000), 6; 1077-1080. doi: 10.1002/(SICI)1099-0690(200003)2000:6<1077::AID-EJOC1077>3.0.CO;2-4

Podaci o odgovornosti

Solladie-Cavallo, Arlette ; Isarno, Thomas ; Roje, Marin ; Vinković, Vladimir ; Šunjić, Vitomir

engleski

Pyridyl and furyl epoxides of more than 99% enantiomeric purities: The use of a phosphazene base

trans-1-(2-Pyridyl)-, trans-1-(3-pyridyl)-, trans-1(2-furyl)-, and trans-1(3-furyl)-2-phenyl epoxides with enantiomericpurities ranging from 96.8 to 99.8% [in favor of the (+, EtOH)-isomer] are obtained in two steps from pure (R, R, R)-oxathi-ane which is recovered (85– 90%) and reused. The chiral bidentate ligand 2-phenyl-(S)-1-(2-pyridyl)ethanol with 99.6% ee was obtained in three steps and 67% overall isolated yield.

Asymmetric synthesis ; Phosphazene base ; Pyridyl epoxide ; Furyl epoxide ; Pyridyl alcohol

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Podaci o izdanju

2000 (6)

2000.

1077-1080

objavljeno

1434-193X

1099-0690

10.1002/(SICI)1099-0690(200003)2000:6<1077::AID-EJOC1077>3.0.CO;2-4

Povezanost rada

Kemija

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