[NH:1]1[CH:5]=[N:4][C:3]([CH2:6][C:7]2[CH:14]=[CH:13][C:10]([C:11]#[N:12])=[CH:9][CH:8]=2)=[N:2]1.C([N-]C(C)C)(C)C.[Li+].[C:23]1(=[O:30])[CH2:29][CH2:28][CH2:27][CH2:26][CH2:25][CH2:24]1.O>O1CCCC1>[OH:30][C:23]1([CH:6]([C:7]2[CH:14]=[CH:13][C:10]([C:11]#[N:12])=[CH:9][CH:8]=2)[C:3]2[N:4]=[CH:5][NH:1][N:2]=2)[CH2:29][CH2:28][CH2:27][CH2:26][CH2:25][CH2:24]15 g of 4-[1-(1,2,4-triazolyl)methyl]benzonitrile is dissolved in 100 ml of tetrahydrofuran and combined at -50° with 19.8 ml of 1.5-molar solution of lithium diisopropylamide in tetrahydrofuran, stirred for 0.5 hour, further stirred for 1 hour at -70° with 3.05 g of cycloheptanone, and heated to 25°. Then the mixture is combined with water, extracted twice with ethyl acetate, washed neutral with water, dried over sodium sulfate, and concentrated to dryness under vacuum, thus obtaining 7.9 g of crude 4-[1-hydroxycyclohept-1-yl-1-(1,2,4-triazolyl) methyl]benzonitrile.
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