Sodium ethoxide → 2-{(E)-2-[(2-Ethoxyethoxy)-3-methoxyphenyl]-1-ethenyl}-3-(4-trifluoromethyl-phenyl)-4H-benzo[4,5][1,3]thiazolo-[3,2-a]pyrimidin-4-one

HRID 1642462ノート

反応式

HRID 1642462 の反応式
[CH3:1][C:2]1[N:3]=[C:4]2[N:8]([C:9](=[O:21])[C:10]=1[C:11]1[CH:16]=[CH:15][C:14]([C:17]([F:20])([F:19])[F:18])=[CH:13][CH:12]=1)[C:7]1[CH:22]=[CH:23][CH:24]=[CH:25][C:6]=1[S:5]2.[CH2:26]([O:28][CH2:29][CH2:30][O:31][C:32]1[C:39]([O:40][CH3:41])=[CH:38][CH:37]=[CH:36][C:33]=1[CH:34]=O)[CH3:27].[O-]CC.[Na+]>C(O)C>[CH2:26]([O:28][CH2:29][CH2:30][O:31][C:32]1[C:39]([O:40][CH3:41])=[CH:38][CH:37]=[CH:36][C:33]=1/[CH:34]=[CH:1]/[C:2]1[N:3]=[C:4]2[S:5][C:6]3[CH:25]=[CH:24][CH:23]=[CH:22][C:7]=3[N:8]2[C:9](=[O:21])[C:10]=1[C:11]1[CH:12]=[CH:13][C:14]([C:17]([F:18])([F:19])[F:20])=[CH:15][CH:16]=1)[CH3:27]

参加物

5

反応物 3

HCID 2723922Sodium ethoxideHCID 230098872-(2-Ethoxyethoxy)-3-methoxybenzaldehydeHCID 66753266HCID 66753266、化合物

生成物 1

HCID 444680842-{(E)-2-[(2-Ethoxyethoxy)-3-methoxyphenyl]-1-ethenyl}-3-(4-trifluoromethyl-phenyl)-4H-benzo[4,5][1,3]thiazolo-[3,2-a]pyrimidin-4-one収率 45.5%

試薬・触媒・溶媒 1

HCID 702Ethanol溶媒

実験手順

The title compound was synthesized by condensation of Intermediate 23 (250 mg, 0.690 mmol) with 2-(2-ethoxyethoxy)-3-methoxybenzaldehyde (204 mg, 0.970 mmol) in presence of sodium ethoxide (94 mg, 1.380 mmol) in ethanol (15 ml) according to the procedure outlined in Example 24 to give 178 mg of the desired product as a pale yellow solid; 1H NMR (300 MHz, DMSO-d6) δ 1.91 (t, J=6.9 Hz, 3H), 3.48-3.55 (m, 4H), 3.78 (s, 3H), 4.06 (br s, 2H), 6.81 (d, J=15.6 Hz, 1H), 6.92-6.94 (m, 1H), 7.00-7.02 (m, 1H), 7.55-7.57 (m, 2H), 7.61-7.64 (m, 2H), 7.84-7.87 (m, 2H), 8.07-8.09 (m, 1H), 8.23 (d, J=15.6 Hz, 1H), 8.84-8.87 (m, 1H); ESI-MS (m/z) 567.21 (M+H)+.

出典と根拠

ORDレコード
ord-bf8fe468fa5044f98fc2c775c9f1def2
出典データセット
uspto-grants-2012_02
特許番号
US08119647B2

反応ノート

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