Table 1.
31P{1H} NMR data (CDCl3 and DMSO-d6) and main peaks in MS spectra (HR ESI) for the new gold compounds. 31P{1H} δ in DMSO-d6 remain the same after 8 days at RT. All spectra are collected in the SI section.
| Complex | 31P{1H} NMR (δ) | HR ESI-MS | |
|---|---|---|---|
| 2 | 28.46 (b) | 29.31 (b) | [M−Cl]+ or [MPPF + Au]+ m/z = 567.01 (100%) |
| 3a | 32.94 (s) | 33.00 (s) | [DPPF − Ph]+ m/z = 477.17 (80%) [DPPF + Au]+ m/z = 751.24 (100%) [M − SR]+ m/z = 1057.05 (1 %) |
| 3b | 33.58 (s) | 32.21 (s) | [M − SR]+ m/z = 1024.05 (100 %) [M + Au]+ m/z = 1295.08 (10%) |
| 3c | 32.94 (s) | 32.52 (s) | [DPPF + Au]+ m/z =751.10 (10%) [DPPF + 2Au]2+ m/z = 981.10 (35%) [M − SR]+ m/z = 1311.10 (100%) [M + Au]+ m/z = 1871.10 (5%) |
| 3d | 32.15 (s) | 32.21 (s) | [DPPF + Au]+ m/z = 751.10 (100%) [M −SR]+ m/z = 1066.10 (57%) |
| 3e | 27.67 (s) | 27.17 (s) | [DPPF + Au]+ m/z = 751.10 (58%) [M −SR]+ m/z = 1099.10 (100%) |
| 4a | 33.87 (s) | 32.40 (s) | [MPPF + Au]+ or [M− SR]+ m/z = 567.01 (75%) [M + H]+ m/z = 677.04 (0.1%) |
| 4b | 34.50 (b) | 34.32 (b) | [MPPF + Au]+ or [M− SR]+ m/z = 567.01 (75%) [M + H]+ m/z = 643.05 (0.5%) |
| 4c | 34.13 (b) | 33.56 (b) | [MPPF + Au]+ or [M− SR]+ m/z = 567.01 (95%) [M + H] + m/z = 931.10 (2%) |
| 4d | 33.17 (b) | 32.36 (b) | [MPPF + Au]+ or [M− SR]+ m/z = 567.01 (67%) [M + H]+ m/z = 686.17 (50%) |
| 4e | 28.32 (b) | 29.27 (b) | [MPPF + Au]+ or [M− SR]+ m/z = 567.01 (10%) [M + H]+ m/z = 719.03 (2%) |