Promethazine impurities
15 characterised impurity reference standards sharing the Promethazine scaffold — 8 of them with a registered CAS number. Every entry lists its molecular formula and, where the data allows, the two-dimensional structure.
All 15 Promethazine impurities
Grouped by impurity number as published in the catalogue.
Promethazine Impurity 9 HCl81480-39-9 · C17H21ClN2OSPromethazine EP Impurity B HCl5568-90-1 · C17H21ClN2SPromethazine EP Impurity D7640-51-9 · C17H20N2OSPromethazine Impurity 4098025-87-7 · C4H11Cl2NPromethazine Impurity 39857523-80-9 · C17H22N2Promethazine Impurity 2920962-92-9 · C15H13NSPromethazine Impurity 2615521-18-3 · C5H13NOPromethazine Impurity 2364505-48-2 · C4H9NO2Promethazine Impurity 47C17H22N2O3SPromethazine Impurity 8C17H20N2O2SPromethazine Impurity 36C17H20N2OSPromethazine Impurity 49C28H25N3S2Promethazine impurity 55C16H17N3OSPromethazine impurity 59C14H11NO2SPromethazine Impurity 38C17H22N2S
Other compounds with impurity standards
Jump to another parent compound.
Posaconazole 61Empagliflozin 57Tofacitinib 55Isavuconazole 50Rosuvastatin 50Oseltamivir 49Ilaprazole 48Palbociclib 47Relebactam 46Vonoprazan 46Finerenone 45Lenvatinib 45Relugolix 44Upadacitinib 43Ibrutinib 41Azilsartan 40Rivaroxaban 40Ruxolitinib 40Ticagrelor 40Apixaban 38Dapagliflozin 38Crisaborole 37Sildenafil 37Vortioxetine 37Mirogabalin 36Salbutamol 36Olaparib 35Eltrombopag 34Abemaciclib 33Apremilast 33Avanafil 33Tadalafil 33Mirabegron 32Sitagliptin 32Landiolol 31Moxifloxacin 31Nintedanib 31Tirofiban 31Edoxaban 30Ibuprofen 30
Looking for a Promethazine impurity that is not listed?
Custom synthesis is available against your specification, including stable-isotope labelled and metabolite versions.