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Amino-6-ethoxybenzothiazole, 2- → N1-(6-ethoxy-1,3-benzothiazol-2-yl)-2-{2-methoxy-5-[(E)-3-oxo-3-(3,4,5-trimethoxy phenyl)-1-propenyl]phenoxy}acetamide

HRID 512567
ノート
印刷プレビュー

反応式

HRID 512567 の反応式
[CH2:1]([O:3][C:4]1[CH:13]=[CH:12][C:7]2[N:8]=[C:9]([NH2:11])[S:10][C:6]=2[CH:5]=1)[CH3:2].C(N=C=NCCCN(C)C)C.ON1C2C=CC=CC=2N=N1.[CH3:35][O:36][C:37]1[CH:47]=[CH:46][C:45](/[CH:48]=[CH:49]/[C:50](=[O:63])[C:51]2[CH:56]=[C:55]([O:57][CH3:58])[C:54]([O:59][CH3:60])=[C:53]([O:61][CH3:62])[CH:52]=2)=[CH:44][C:38]=1[O:39][CH2:40][C:41](O)=[O:42]>ClCCl.O>[CH2:1]([O:3][C:4]1[CH:13]=[CH:12][C:7]2[N:8]=[C:9]([NH:11][C:41](=[O:42])[CH2:40][O:39][C:38]3[CH:44]=[C:45](/[CH:48]=[CH:49]/[C:50](=[O:63])[C:51]4[CH:52]=[C:53]([O:61][CH3:62])[C:54]([O:59][CH3:60])=[C:55]([O:57][CH3:58])[CH:56]=4)[CH:46]=[CH:47][C:37]=3[O:36][CH3:35])[S:10][C:6]=2[CH:5]=1)[CH3:2]
参加物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 7192Amino-6-ethoxybenzothiazole, 2-HCID 159081-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 757711-HydroxybenzotriazoleHCID 569681902-{2-methoxy-5-[(E)-3-oxo-3-(3,4,5-trimethoxy phenyl)-1-propenyl]phenoxy}acetic acid

生成物 1

HCID 60151528N1-(6-ethoxy-1,3-benzothiazol-2-yl)-2-{2-methoxy-5-[(E)-3-oxo-3-(3,4,5-trimethoxy phenyl)-1-propenyl]phenoxy}acetamide
収率 781.2%

試薬・触媒・溶媒 2

HCID 962Water溶媒HCID 6344Dichloromethane溶媒

実験手順

To a solution of 6-ethoxy-2-aminobenzothiazole (194 mg, 1.0 mmol) in dichloromethane (20 mL) was added 1-Ethyl-3-(3-Dimethylaminopropyl)carbodiimide (EDC) (191 mg, 1.0 mmol) and 1-hydroxy-1,2,3-benzotriazole (HOBt) (13.5 mg, 0.1 mmol). Then added 2-{2-methoxy-5-[(E)-3-oxo-3-(3,4,5-trimethoxy phenyl)-1-propenyl]phenoxy}acetic acid (2) (402 mg, 0.1 mmol) and the reaction mixture was stirred at a temperature of 25° C. for 24 h and the reaction was monitored by TLC. Then to this water is added and extracted with dichloromethane. The solvent was evaporated under vacuum to afford the crude product. This was further purified by column chromatography using ethyl acetate and hexane as solvent system to obtain the pure product (9h) (452 mg, 80% yield).

後処理

  1. extractionextracted with dichloromethane
  2. customThe solvent was evaporated under vacuum
  3. customto afford the crude product
  4. customThis was further purified by column chromatography

出典と根拠

ORDレコード
ord-bb73fcd2d0154c4ab16d1a6f074696f8
出典データセット
uspto-grants-2015_08
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09102638B2

反応ノート

読み込み中…

このページの内容参加物実験手順後処理出典と根拠反応ノート