d-Norpropoxyphene.maleate
| Product reference number | PPO-1357-MA |
| Full chemical name | [(2R,3R)-3-Methyl-4-(methylamino)-1,2-di(phenyl) butan-2-yl] propanoate.maleate |
| Formula | C21H27NO2.C4H4O4 |
| Molecular weight | 325.44 + 116.08 |
| Chemical abstract number | 38910-73-5 |
| Supplied as | maleate |
| Appearance | white to off-white crystalline powder |
| IR | corresponds |
| NMR | corresponds to structure |
| MS | MH+ (100%) = 252 |
| UV max [nm] (mol, solvent) | 205.0 ± 1.0 (37000 ± 3000, methanol) |
| Melting point[Celsius] | 160 ± 3 |
| HPLC purity [%] | > 98.5 |
| Optical rotation (conc., solvent) | + 26 ± 3 (c = 1, methanol) |
| Free base content [%] | > 71.9 |
| Water content [%] | < 1 |
