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Diisopropylethylamine → 4-((6-(3-Chloro-4-(3-methyl-1,2,4-oxadiazol-5-yl)phenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methoxy)-7-methoxyquinoline

HRID 2176487
ノート
印刷プレビュー

反応式

HRID 2176487 の反応式
CN(C(O[N:9]1N=N[C:11]2C=CC=[N:15][C:10]1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.[Cl:25][C:26]1[CH:34]=[C:33]([C:35]2[CH:36]=[CH:37][C:38]3[N:39]([C:41]([CH2:44][O:45][C:46]4[C:55]5[C:50](=[CH:51][C:52]([O:56][CH3:57])=[CH:53][CH:54]=5)[N:49]=[CH:48][CH:47]=4)=[N:42][N:43]=3)[N:40]=2)[CH:32]=[CH:31][C:27]=1[C:28](O)=[O:29].CCN(C(C)C)C(C)C.O/N=C(\N)/C>CN(C=O)C.O>[Cl:25][C:26]1[CH:34]=[C:33]([C:35]2[CH:36]=[CH:37][C:38]3[N:39]([C:41]([CH2:44][O:45][C:46]4[C:55]5[C:50](=[CH:51][C:52]([O:56][CH3:57])=[CH:53][CH:54]=5)[N:49]=[CH:48][CH:47]=4)=[N:42][N:43]=3)[N:40]=2)[CH:32]=[CH:31][C:27]=1[C:28]1[O:29][N:15]=[C:10]([CH3:11])[N:9]=1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

7

反応物 4

HCID 81531DiisopropylethylamineHCID 5487681(E)-N'-HydroxyacetimidamideHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 250657522-Chloro-4-(3-((7-methoxyquinolin-4-yloxy)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)benzoic acid

生成物 1

HCID 25065972
4-((6-(3-Chloro-4-(3-methyl-1,2,4-oxadiazol-5-yl)phenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methoxy)-7-methoxyquinoline

試薬・触媒・溶媒 2

HCID 962Water溶媒HCID 6228Dimethylformamide溶媒2 回

反応条件

温度
150 °C

実験手順

HATU (0.370 g, 0.974 mmol) and 2-chloro-4-(3-((7-methoxyquinolin-4-yloxy)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)benzoic acid (0.300 g, 0.650 mmol) were taken up in DMF (5 mL). Added Hunig's Base (0.339 ml, 1.95 mmol). Stirred for 10 min. Added (Z)—N′-hydroxyacetamidine (0.289 g, 3.90 mmol). Stirred for an additional 30 min. Removed DMF in vacuo. Suspended in water. Isolated product by filtration. The resulting solid was allowed to try under vacuum. Split into 3 portions and separately took up in dioxane (4 mL) in a microwave tube and heated for 12 min at 150° C. Combined all 3 reactions. Concentrated. Purified on RPHPLC. Took fractions containing product and made basic with 9% sodium carbonate. Removed volatiles in vacuo. Product crashed out and was isolated by filtration. MS m/z=500.0 [M+1]+. Calc'd for C25H18ClN7O3: 499.1.

後処理

  1. stirringStirred for an additional 30 min
  2. filtrationIsolated product by filtration
  3. customSplit into 3 portions
  4. customseparately took up in dioxane (4 mL) in a microwave tube
  5. concentrationConcentrated
  6. customPurified on RPHPLC
  7. additionTook fractions containing product
  8. customwas isolated by filtration

出典と根拠

ORDレコード
ord-7b93c6bf9025447d94b3ed65960da834
出典データセット
uspto-grants-2015_06
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09066954B2

反応ノート

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