Isethionic Acid → 2-[5-(2,6-Dimethoxyphenyl)-1-[4-[N-methyl-N-(3-dimethylaminopropyl)carbamoyl]-2-isopropylphenyl]-3-pyrazolylcarbonylamino]-2-adamantanecarboxylic acid isethionate

Beteiligte Stoffe

Reaktionsschritte

A mixture of 0.1 g of the compound obtained in EXAMPLE 1' in 3 ml of 2-propanol is heated to reflux, 0.022 g of 83% isethionic acid (obtained by elution of sodium isethionate on DOWEX® 50W×8 resin in H+ form) is added and crystallization is allowed to take place overnight. The crystallized product formed is drained. 0.055 g of the expected product is obtained, m.p.=230° C.

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