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• W1504288504 abstract "(S) [112022-81-8] C18H20BNO (MW 277.20)InChI = 1S/C18H20BNO/c1-19-20-14-8-13-17(20)18(21-19,15-9-4-2-5-10-15)16-11-6-3-7-12-16/h2-7,9-12,17H,8,13-14H2,1H3/t17-/m0/s1InChIKey = VMKAFJQFKBASMU-KRWDZBQOSA-N(·BH3) [112022-90-9]InChI = 1S/C18H20BNO.BH3/c1-19-20-14-8-13-17(20)18(21-19,15-9-4-2-5-10-15)16-11-6-3-7-12-16;/h2-7,9-12,17H,8,13-14H2,1H3;1H3InChIKey = XIBDKPZIEOQVRC-UHFFFAOYSA-N(R) [112022-83-0]InChI = 1S/C18H20BNO/c1-19-20-14-8-13-17(20)18(21-19,15-9-4-2-5-10-15)16-11-6-3-7-12-16/h2-7,9-12,17H,8,13-14H2,1H3/t17-/m1/s1InChIKey = VMKAFJQFKBASMU-QGZVFWFLSA-N(one of many chiral oxazaborolidines/chiral Lewis acids useful as enantioselective catalysts for the reduction of prochiral ketones,1-3 imines,4 and oximes,2e,f,5 and the reduction of 2-pyranones to afford chiral biaryls;6 other chiral oxazaborolidines have been used for the addition of diethylzinc to aldehydes,7 asymmetric hydroboration,8a,b the Diels–Alder reaction,9-11,172-179 the aldol reaction,12, 13 asymmetric hydrocyanation of imines,171 and asymmetric cyanosilylation of aldehydes and ketones180, 181)Physical Data: mp 79–81 °C.Solubility: very sol THF, CH2Cl2, toluene.Preparative Methods: see text.Purification: Kugelrohr distillation (50 °C/0.001 mbar).Handling, Storage, and Precautions: the free oxazaborolidine must be rigorously protected from exposure to moisture. The crystalline borane complex is more stable, and is the preferred form to handle and store this catalyst." @default.
• W1504288504 created "2016-06-24" @default.
• W1504288504 creator A5007341936 @default.
• W1504288504 creator A5034044651 @default.
• W1504288504 date "2001-04-15" @default.
• W1504288504 modified "2023-09-24" @default.
• W1504288504 title "Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole" @default.
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