[CH3:1][C:2]1[CH:7]=[CH:6][CH:5]=[C:4]([CH3:8])[C:3]=1[OH:9].COC1C([S:20][C:21]#[N:22])=CC(C)=C(O)C=1>>[CH3:1][C:2]1[CH:7]=[C:6]([S:20][C:21]#[N:22])[CH:5]=[C:4]([CH3:8])[C:3]=1[OH:9]Compound XXA was prepared from 2,6-dimethylphenol in a similar manner as described for compound 1B. 400 MHz 1H NMR (DMSO-d6) δ 8.96 (s, 1H), 7.22 (s, 2H), 2.13 (s, 6H).
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