反応 #616360

反応方程式

4-(N-benzyl-N-methylaminomethyl)-2-(N-(2,6-difluorobenzyl)-N-ethoxycarbonylamino)-5-(4-(3-methoxyureido)phenyl)thiophene-3-carboxylic acid

p-anisidine

→

N-(4-(5-((benzyl(methyl)amino)methyl)-1-(2,6-difluorobenzyl)-3-(4-methoxyphenyl)-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidin-6-yl)phenyl)-N′-methoxyurea

収率 62.0%

反応条件

後処理

1. 1
   その他The similar reaction

実験手順

The similar reaction as described in Example 5 by using 4-(N-benzyl-N-methylaminomethyl)-2-(N-(2,6-difluorobenzyl)-N-ethoxycarbonylamino)-5-(4-(3-methoxyureido)phenyl)thiophene-3-carboxylic acid (5.0 g, 7.83 mmol) and p-anisidine (1.93 g, 15.65 mmol) gave N-(4-(5-((benzyl(methyl)amino)methyl)-1-(2,6-difluorobenzyl)-3-(4-methoxyphenyl)-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidin-6-yl)phenyl)-N′-methoxyurea (3.39 g, 62%) as white solids. The similar reaction as described in Reference Example 18 by using the compound (80 mg, 0.11 mmol) gave the title compound (50 mg, 74%) as white crystals.

出典