2-(3.3-dimethyl-pentyl)-5-hydroxy-3-oxo-6-thiophen-2-yl-2.3-dihydro-pyridazine-4-carboxylic acid ethyl ester 、
2-amino-5-(methanesulfonylamino)benzenesulfonamide 在
氩 、
甲醇 、
N-{3-[2-(3,3-dimethyl-pentyl)-5-hydroxy-3-oxo-6-thiophen-2-yl-2,3-dihydro-pyridazin-4-yl]-1,1-dioxo-1,4-dihydro-1λ6-benzo[e][1,2,4]thiadiazin-7-yl}-methanesulfonamide 作用下,
以
吡啶 为溶剂,
反应 16.0h,
以to afford the desired product, N-{3-[2-(3,3-dimethyl-pentyl)-5-hydroxy-3-oxo-6-thiophen-2-yl-2,3-dihydro-pyridazin-4-yl]-1,1-dioxo-1,2-dihydro-1λ6-benzo[1,2,4]thiadiazin-7-yl}-methanesulfonamide (5n) (0.0274 g, 16% yield)的产率得到N-{3-[2-(3,3-dimethyl-pentyl)-5-hydroxy-3-oxo-6-thiophen-2-yl-2,3-dihydro-pyridazin-4-yl]-1,1-dioxo-1,4-dihydro-1λ6-benzo[e][1,2,4]thiadiazin-7-yl}-methanesulfonamide