(R)-8-(1-Acryloylpiperidin-3-yl)-10-(4-phenoxyphenyl)-3,4-dihydropyrazolo[4,3-e]pyrimido[1,2-c]pyrimidin-2(8H)-one (Ibrutinib Impurity)

3-(4-phenoxyphenyl)-5-[(3R)-1-prop-2-enoylpiperidin-3-yl]-4,5,7,9,13-pentazatricyclo[7.4.0.02,6]trideca-1(13),2(6),3,7-tetraen-12-one

FSCNEJORXHNHBP-HXUWFJFHSA-N

C=CC(=O)N1CCC[C@H](C1)N2C3=C(C(=N2)C4=CC=C(C=C4)OC5=CC=CC=C5)C6=NC(=O)CCN6C=N3