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Cesium carbonate → 4-(1-((2-(2-Methylbenzofuran-3-yl)-4-morpholinothieno[3,2-d]pyrimidin-6-yl)methyl)azetidin-3-yl)morpholine

HRID 1922972
ノート
印刷プレビュー

反応式

HRID 1922972 の反応式
Cl[C:2]1[N:3]=[C:4]([N:22]2[CH2:27][CH2:26][O:25][CH2:24][CH2:23]2)[C:5]2[S:10][C:9]([CH2:11][N:12]3[CH2:15][CH:14]([N:16]4[CH2:21][CH2:20][O:19][CH2:18][CH2:17]4)[CH2:13]3)=[CH:8][C:6]=2[N:7]=1.[CH3:28][C:29]1[O:30][C:31]2[CH:46]=[CH:45][CH:44]=[CH:43][C:32]=2[C:33]=1B1OC(C)(C)C(C)(C)O1.C([O-])([O-])=O.[Cs+].[Cs+]>O1CCOCC1.O.C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[CH3:28][C:29]1[O:30][C:31]2[CH:46]=[CH:45][CH:44]=[CH:43][C:32]=2[C:33]=1[C:2]1[N:3]=[C:4]([N:22]2[CH2:27][CH2:26][O:25][CH2:24][CH2:23]2)[C:5]2[S:10][C:9]([CH2:11][N:12]3[CH2:15][CH:14]([N:16]4[CH2:21][CH2:20][O:19][CH2:18][CH2:17]4)[CH2:13]3)=[CH:8][C:6]=2[N:7]=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 3

HCID 10796Cesium carbonateHCID 596053422-Chloro-4-morpholin-4-yl-6-(3-morpholin-4-ylazetidin-1-ylmethyl)thieno[3,2-d]pyrimidineHCID 673417654,4,5,5-Tetramethyl-2-(2-methylbenzofuran-3-yl)-1,3,2-dioxaborolane

生成物 1

HCID 498324354-(1-((2-(2-Methylbenzofuran-3-yl)-4-morpholinothieno[3,2-d]pyrimidin-6-yl)methyl)azetidin-3-yl)morpholine収率 81%

試薬・触媒・溶媒 3

HCID 178418397
HCID 178418397、化合物
触媒
HCID 962Water溶媒
HCID 312751,4-Dioxane溶媒

反応条件

温度
140 °C

実験手順

A mixture of 2-chloro-4-morpholin-4-yl-6-(3-morpholin-4-ylazetidin-1-ylmethyl)thieno[3,2-d]pyrimidine (100 mg, 0.24 mmol), 2-methyl-3-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)benzofuran (94 mg, 0.36 mmol), tetrakis(triphenylphosphine)palladium (28 mg, 0.02 mmol) and Cs2CO3 (160 mg, 0.48 mmol) in dioxane (6 mL) and H2O (3 mL) was purged with argon then heated at 140° C. for 30 min in a microwave reactor. The reaction mixture was loaded onto an Isolute® SCX-2 cartridge, washed with DCM/MeOH then eluted with 2M NH3/MeOH. The resulting residue was purified by column chromatography (Si—PCC, MeOH:DCM, 0-5%) to afford 213 as a white foam (98 mg, 81%). LCMS (Method G): RT 9.09 min, [M+H]− 506.3. 1H NMR (CDCl3, 400 MHz): δ 8.42-8.39 (m, 1 H); 7.46-7.42 (m, 1 H); 7.32-7.24 (m, 3 H); 4.02 (t, J=4.7 Hz, 4H); 3.97 (s, 2 H); 3.89 (t, J=4.7 Hz, 4 H); 3.73 (m, 4 H); 3.63 (s, 2 H); 3.06 (m, 3 H); 2.93 (s, 3 H) and 2.33 (m, 4 H)

後処理

  1. customwas purged with argon
  2. washwashed with DCM/MeOH
  3. washthen eluted with 2M NH3/MeOH
  4. customThe resulting residue was purified by column chromatography (Si—PCC, MeOH:DCM, 0-5%)

出典と根拠

ORDレコード
ord-43813dc9e45a4347b2b934213c07fd82
出典データセット
uspto-grants-2012_05
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08173650B2

反応ノート

読み込み中…

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