反应详情

8-chlorodibenz[b,f][1,4]oxazepine-10(11H)-carboxylic acid, 2-[3-[[(methylamino)carbonyl]amino]-1-oxopropyl]hydrazide (12) was prepared from 8-chlorodibenz[b,f][1,4]oxazepine-10(11H)-carboxylic acid, 2-(3-amino-1-oxopropyl)hydrazide, monohydrochloride (9), prepared as described above in Example 9, and methylisocyanate, in the manner described in Example 10 above, on a one mmol scale to yield 0.17 g (40%) of product. Analysis calculated for C19H20N5O4Cl.0.4 H2O (M.W. 425.06): C, 53.69; H, 4.93; N, 16.48; Cl, 8.34. Found: C, 53.96; H, 4.87; N, 16.06; Cl, 8.46.

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