Triethylamine → N-[3-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-5-methyl-2-(trifluoromethyl)-3-furancarboxamide

HRID 1667928ノート

反応式

HRID 1667928 の反応式
[CH3:1][C:2]1[O:6][C:5]([C:7]([F:10])([F:9])[F:8])=[C:4]([C:11]([OH:13])=O)[CH:3]=1.C(Cl)(=O)C(Cl)=O.[NH2:20][C:21]1[CH:22]=[C:23]([CH:40]=[CH:41][CH:42]=1)[O:24][C:25]1[CH:26]=[CH:27][C:28]2[N:29]([CH:31]=[C:32]([NH:34][C:35]([CH:37]3[CH2:39][CH2:38]3)=[O:36])[N:33]=2)[N:30]=1.C(N(CC)CC)C>CN(C)C=O.O1CCCC1>[CH:37]1([C:35]([NH:34][C:32]2[N:33]=[C:28]3[CH:27]=[CH:26][C:25]([O:24][C:23]4[CH:22]=[C:21]([NH:20][C:11]([C:4]5[CH:3]=[C:2]([CH3:1])[O:6][C:5]=5[C:7]([F:8])([F:9])[F:10])=[O:13])[CH:42]=[CH:41][CH:40]=4)=[N:30][N:29]3[CH:31]=2)=[O:36])[CH2:38][CH2:39]1

参加物

7

反応物 4

HCID 8471TriethylamineHCID 65578Oxalyl chlorideHCID 27821835-Methyl-2-(trifluoromethyl)-3-furancarboxylic acidHCID 57386059N-[6-(3-aminophenoxy)imidazo[1,2-b]pyridazin-2-yl]cyclopropanecarboxamide

生成物 1

HCID 57505502N-[3-({2-[(cyclopropylcarbonyl)amino]imidazo[1,2-b]pyridazin-6-yl}oxy)phenyl]-5-methyl-2-(trifluoromethyl)-3-furancarboxamide収率 58.1%

試薬・触媒・溶媒 2

HCID 6228Dimethylformamide触媒HCID 8028Tetrahydrofuran溶媒

実験手順

Using 5-methyl-2-(trifluoromethyl)-3-furancarboxylic acid (133.6 mg, 0.668 mmol), N,N-dimethylformamide (1 drop), oxalyl chloride (75 μL, 0.868 mmol), N-[6-(3-aminophenoxy)imidazo[1,2-b]pyridazin-2-yl]cyclopropanecarboxamide (159 mg, 0.514 mmol), triethylamine (156 mg, 1.54 mmol) and tetrahydrofuran (15 mL) as starting materials and in the same manner as in Example 109, the title compound (145 mg, 58%) was obtained as a white powder.

出典と根拠

ORDレコード
ord-fa50913516c345feb945a9478b79cb63
出典データセット
uspto-grants-2011_10
特許番号
US08044049B2

反応ノート

読み込み中…