Research Article
Synthesis of Pyrazolone Derivatives and Their Nanometer Ag(I) Complexes and Physicochemical, DNA Binding, Antitumor, and Theoretical Implementations
Table 1
Analytical and physical data for Ag(I)-pyrazolone (HL1–4) complexes.
| Compounds (empirical formula, calcd./found) | Λm (Ω−1·cm2·mol−1) | Color | Elemental analysis (%) calcd. (found) | C | H | N | M |
| (1) HL1(C9H9N5O) (203.20) | — | Red | 53.20 (53.18) | 4.46 (4.46) | 34.47 (34.44) | — | (2) [Ag(HL1)2](NO3) (576.27) | 57.31 | Brown | 37.52 (37.51) | 3.15 (3.16) | 26.74 (26.72) | 18.72 (18.72) | (3) HL2(C9H8N5OCl) 237.64/239 | — | Red | 45.49 (45.50) | 3.39 (3.41) | 29.47 (29.45) | — | (4) [Ag(HL2)2](NO3) 645.15/647.66 | 55.21 | Reddish brown | 33.51 (33.52) | 2.50 (2.50) | 23.88 (23.89) | 6.72 (16.71) | (5) HL3(C10H11N5O) 217.23/218 | — | Faint brown | 55.29 (55.31) | 5.10 (5.11) | 32.24 (32.25) | — | (6) [Ag(HL3)2](NO3) 2H2O 640.36/605 | 51.06 | Brown | 37.51 (37.50) | 4.09 (4.11) | 24.06 (24.10) | 6.84 (16.86) | (7) HL4(C9H8N6O3) (248.20) | — | Faint brown | 43.55 (43.55) | 32.49 (32.47) | 33.86 (33.85) | — | (8) [Ag(HL4)2](NO3) 666.27/665.22 | 56.12 | Deep brown | 32.45 (32.43) | 2.42 (2.41) | 27.33 (27.35) | 6.19 (16.20) |
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