| 摘要 |
<p>(A) Compounds of general formula (I): - R = H or alkyl; R' and R2 = H, hal, alkyl, or aryl, aralkyl or cycloalkyl groups opt. substd. by hal, alkyl, O-alkyl or CF3. NR3R4 = a mono- or polycyclic heterocyclic residue, opt. unsatd., opt. contng. further heteroatoms (e.g. N, S, O, SO, or SO2), and opt. substd. by alkyl, O-alkyl, OH, or =O; X = O, S, or NR5, where R5 = H, alkyl, or aryl or aralkyl, opt. substd. by hal, alkyl, Oalkyl, or CF3; Y = a single bond or a (1-8C) alkylene residue, and n = 0-4. - (B) Salts of I with alkali(ne earth) metals. - Hypoglycaemics.</p> |
