(4-Methoxy-2-methylphenyl)boronic acid → benzyl (3R,4S)-3-{[3,6-diethyl-5-(4-methoxy-2-methylphenyl)pyrazin-2-yl]amino}-4-ethoxypyrrolidine-1-carboxylate

反応式

CN(C)C1N=CC([C:9]2[N:10]=[C:11]([CH2:36][CH3:37])[C:12]([NH:17][C@H:18]3[C@@H:22]([O:23][CH2:24][CH3:25])[CH2:21][N:20]([C:26]([O:28][CH2:29][C:30]4[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=4)=[O:27])[CH2:19]3)=[N:13][C:14]=2[CH2:15][CH3:16])=C(C)C=1.[CH3:40][C:41]1[CH:46]=[C:45]([O:47][CH3:48])[CH:44]=[CH:43][C:42]=1B(O)O>>[CH2:36]([C:11]1[C:12]([NH:17][C@H:18]2[C@@H:22]([O:23][CH2:24][CH3:25])[CH2:21][N:20]([C:26]([O:28][CH2:29][C:30]3[CH:31]=[CH:32][CH:33]=[CH:34][CH:35]=3)=[O:27])[CH2:19]2)=[N:13][C:14]([CH2:15][CH3:16])=[C:9]([C:42]2[CH:43]=[CH:44][C:45]([O:47][CH3:48])=[CH:46][C:41]=2[CH3:40])[N:10]=1)[CH3:37]

参加物

反応物 2

HCID 2773486(4-Methoxy-2-methylphenyl)boronic acid

HCID 58914572HCID 58914572、化合物

生成物 1

HCID 58914570benzyl (3R,4S)-3-{[3,6-diethyl-5-(4-methoxy-2-methylphenyl)pyrazin-2-yl]amino}-4-ethoxypyrrolidine-1-carboxylate

実験手順

Following the procedure for the preparation of benzyl (3R,4S)-3-({5-[6-(dimethylamino)-4-methylpyridin-3-yl]-3,6-diethylpyrazin-2-yl}amino)-4-ethoxypyrrolidine-1-carboxylate and but substituting 2-methyl-4-methoxy-phenyl boronic acid provided the title compound as an amorphous solid. 1H NMR (CDCl3) δ 1.04, 1.21, 2.04, 2.40, 2.65, 3.22˜3.26, 3.41, 3.52˜3.68, 3.75, 3.94, 4.03, 4.68, 5.08, 6.70, 6.74, 7.02, 7.28˜7.32; IR (liq.) 2971 (s), 2339 (w), 2166 (w), 2082 (w), 1957 (w), 1708 (s), 1564 (s), 1482 (s), 1420 (s), 1395 (s), 1349 (s), 1242 (s), 1169 (s), 1125 (s), 1096 (s) cm−1 HRMS (ESI) calcd for C30H38N4O4+H1 519.2971. found 519.2974.

出典と根拠

ORDレコード: ord-596bcdbb173c461aa7b308ea79c18323
出典データセット: uspto-grants-2007_07
DOI: 10.6084/m9.figshare.5104873.v1
特許番号: US07250418B2

反応ノート

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