4-[[(2S)-8-(Dimethylamino)-6-[[2-[(1,1-dimethylethyl)amino]acetyl]amino]-1,2,3,4-tetrahydro-5-hydroxy-4-oxo-2-naphthalenyl]methyl]-2,5-dihydroxy-3,6-dioxo-1,4-cyclohexadiene-1-carboxamide

1-[4-[(3-Chloro-4-fluorophenyl)amino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-6-quinazolinyl]-5-hydroxy-2-pyrrolidinone

1,1-Dimethyl-2-(1-methylethoxy)-2-oxoethyl 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoate

1-(1-aminocyclobutanecarboxamido)cyclobutanecarboxylic acid

1-(2-((2,4-dimethylphenyl)thio)phenyl)-4-nitrosopiperazine

2-(hydroxymethyl)-2-nitrosopropane-1,3-diol

1-cyclopentyl-1-phenylethane-1,2-diol

Ibrutinib-D5

Ibrutinib Impurity D

(S)-(3-(3-fluoro-4-(6-(2-methyl-2H-tetrazol-5-yl)pyridin-3-yl)phenyl)-2-oxooxazolidin-5-yl)methyl dihydrogen phosphate

4-(4-cyano-2-methoxyphenyl)-5-methoxy-2,8-dimethyl-1,4-dihydropyrido[3,2-c]pyridine-3-carboxamide

Afatinib Impurity D Standard

2-(1-nitrosoureido)benzamide

1-nitroso-1-(2-phenoxyethyl)urea

1-(4-chlorophenyl)-4-nitrosopiperazine

1-benzyl-4-nitrosopiperazine hydrochloride

1-methyl-4-nitrosopiperazine oxalate

1-(4-ethoxyphenyl)-1-nitrosourea

1-(3-ethylphenyl)-1-nitrosourea

1-(4-chlorophenyl)-1-nitrosourea