[CH:1]([N:5]=[C:6]=[N:7][C:8]1[CH:9]=[N:10][CH:11]=[CH:12][CH:13]=1)([CH2:3][CH3:4])[CH3:2].C([N:18]=[C:19]=[N:20]C1C=NC=CC=1)(C)(C)C>>[CH:1]([NH:5][C:6]([NH:7][C:8]1[CH:9]=[N:10][CH:11]=[CH:12][CH:13]=1)=[N:20][C:19]#[N:18])([CH2:3][CH3:4])[CH3:2]By following the procedure of Example 1, but substituting N-sec-butyl-N'-3-pyridylcarbodiimide for the N-tert-butyl-N'-3-pyridylcarbodiimide, the desired compound was obtained with a melting point of 133.5°-135.0° C.
불러오는 중…