Lithium Hydroxide → 2-(6-chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzimidazole-5-carboxylic acid

HRID 410748

反応式

HRID 410748 の反応式
C[O:2][C:3]([C:5]1[CH:25]=[CH:24][C:8]2[N:9]([CH3:23])[C:10]([NH:12][C:13]3[S:14][C:15]4[CH:21]=[C:20]([Cl:22])[CH:19]=[CH:18][C:16]=4[N:17]=3)=[N:11][C:7]=2[CH:6]=1)=[O:4].[OH-].[Li+]>>[Cl:22][C:20]1[CH:19]=[CH:18][C:16]2[N:17]=[C:13]([NH:12][C:10]3[N:9]([CH3:23])[C:8]4[CH:24]=[CH:25][C:5]([C:3]([OH:4])=[O:2])=[CH:6][C:7]=4[N:11]=3)[S:14][C:15]=2[CH:21]=1

参加物

3

実験手順

2-(6-Chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzoimidazole-5-carboxylic acid (250 mg) was prepared by following General Procedure E starting from 2-(6-chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzoimidazole-5-carboxylic acid methyl ester (842 mg) and lithium hydroxide (379 mg). LC/MS: m/z 359.9. 1H NMR (DMSO-d6, 400 MHz): δ 8.12 (s, 1H), 7.92 (d, 1H), 7.83 (d, 1H), 7.55 (s, 1H), 7.48 (d, 1H), 7.38 (dd, 1H), 3.65 (s, 3H), —COOH and —NH proton signal was not observed.

出典と根拠

ORDレコード
ord-0389fe53502d42f89e8a327ca9133415
出典データセット
uspto-grants-2014_06
特許番号
US08759535B2

関連ノート

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