Sildenafil di-amide impurity is a chemical compound identified as an active pharmaceutical ingredient (API) impurity. It is structurally related to the drug substance sildenafil and is used as a reference standard or marker in pharmaceutical manufacturing and quality control processes.
Portée du contenu: Les informations de cette page concernent l'identification chimique ainsi que les contextes d'approvisionnement industriel, de recherche et de production. Elles ne constituent ni une allégation thérapeutique, ni un avis médical, ni une notice d'utilisation médicamenteuse.
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CAS 139756-03-9
Lifitegrast Impurity N12
Active pharmaceutical ingredient impurity
Ethyl 2-(2-hydroxy-4,5-dimethoxybenzamido)thiazole-4-carboxylate
Active pharmaceutical ingredient impurity
Apalutamide Dithio Impurity
Active pharmaceutical ingredient impurity
N-Desmethyl Almotriptan
Active pharmaceutical ingredient impurity
5-(2-Ethoxyphenyl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone
active pharmaceutical ingredient
Sildenafil chlorosulfonyl
pharmaceutical intermediate
Pyrotinib dimaleate
active pharmaceutical ingredient
1H-Purine-2,6-dione, 8-[(3R)-3-amino-1-piperidinyl]-7-(2-butyn-1-yl-4,4,4-d3)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-; 8-[(3R)-3-Amino-1-piperidinyl]-7-(2-butyn-1-yl-4,4,4-d3)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-p
active pharmaceutical ingredient
4-[(2-ethoxybenzoyl)amino]-1-methyl-3-propylpyrazole-5-carboxamide
UAFIHVRUICMADE-UHFFFAOYSA-N
CCCC1=NN(C(=C1NC(=O)C2=CC=CC=C2OCC)C(=O)N)C