Diphenhydramine.HCl
| Product reference number | DPH-1094-HC |
| Full chemical name | 2-benzhydryloxy-N,N-dimethyl-ethanamine.hydrochloride |
| Formula | C17H21NO.HCl |
| Molecular weight | 291.81 |
| Chemical abstract number | 147-24-0 |
| DEA No. | 9050 CII |
| Supplied as | hydrochloride salt |
| Appearance | white to off-white crystalline powder |
| IR | corresponds |
| UV max [nm] (mol, solvent) | 258.0 ± 1.0 (470 ±1 00, methanol) |
| Melting point[Celsius] | 169 ± 3 |
| HPLC purity [%] | >98.5 |
| Free base content [%] | >85.3 |
| Water content [%] | <1 |
| Calculated hydrochloride content [%] | 12.5 |
