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ChemicalBook CAS DataBase List (4S,4'S)-2,2'-(Cyclopentane-1,1-diyl)-bis(4-isopropyl-4,5-dihydrooxazole)
1379452-52-4

(4S,4'S)-2,2'-(Cyclopentane-1,1-diyl)-bis(4-isopropyl-4,5-dihydrooxazole) synthesis

1synthesis methods
29739-46-6 Synthesis
1,1-Cyclopentanedicarbonitrile

29739-46-6
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(4S,4'S)-2,2'-(Cyclopentane-1,1-diyl)-bis(4-isopropyl-4,5-dihydrooxazole)

1379452-52-4
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Yield: 91%

Reaction Conditions:

Stage #1:1,1-cyclopentanedicarbonitrile with zinc trifluoromethanesulfonate in toluene for 0.166667 h;Inert atmosphere;
Stage #2:(S)-valinol in toluene for 48 h;Inert atmosphere;Reflux;

References:

Choi, Junwon;Fu, Gregory C. [Journal of the American Chemical Society,2012,vol. 134,# 22,p. 9102 - 9105] Location in patent:supporting information; experimental part

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