2-benzyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-Indazole → HCID 136177464, compound

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Reaction Steps

Using a procedure similar to that of Example 4 with 4-(4-Amino-5-bromo-pyrrolo[2,1-f][1,2,4]triazin-7-yl)-2-methoxy-phenol and 2-benzyl-6-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-2H-indazole as starting materials, 21.5 mg (9%) of the desired product was isolated. 1H NMR (300 MHz, DMSO-d6) δ 8.80 (s, 1 H), 8.05 (d, 2 H), 8.0 (s, 1 H), 7.90 (d, 1 H), 7.70 (s, 1 H), 7.60-7.40 (m, 7 H), 7.25 (d, 1 H), 7.20 (s, 1 H), 5.70 (s, 2 H), 3.80 (s, 3 H); ES-MS m/z 463.49 [M+H]+, HPLC RT (min) 2.99.

Provenance & Evidence