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Benzoyl chloride → N-[2-(Benzo[1,3]dioxol-5-yl)-3-hydroxy-4-oxo-4H-chromen-6-yl]-benzamide

HRID 2301349
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HRID 2301349 반응식
[NH2:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[O:8][C:7]([C:12]1[CH:20]=[CH:19][C:15]3[O:16][CH2:17][O:18][C:14]=3[CH:13]=1)=[C:6]([OH:21])[C:5]2=[O:22].[C:23](Cl)(=[O:30])[C:24]1[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=1.C(=O)([O-])[O-].[K+].[K+]>C(Cl)Cl>[O:16]1[C:15]2[CH:19]=[CH:20][C:12]([C:7]3[O:8][C:9]4[C:4]([C:5](=[O:22])[C:6]=3[OH:21])=[CH:3][C:2]([NH:1][C:23](=[O:30])[C:24]3[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=3)=[CH:11][CH:10]=4)=[CH:13][C:14]=2[O:18][CH2:17]1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 7412Benzoyl chlorideHCID 11430Potassium CarbonateHCID 99262072-(benzo[1,3]dioxol-5-yl)-3-hydroxy-6-amino-4H-1-benzopyran-4-one

생성물 1

HCID 9887280N-[2-(Benzo[1,3]dioxol-5-yl)-3-hydroxy-4-oxo-4H-chromen-6-yl]-benzamide수율 79%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

30 mg (101 pmol) of 6-amino-2-(benzo[1,3]dioxol-5-yl)-3-hydroxy-4H-chromen-4-one obtained in Example 24 was dissolved in 2 ml of methylenechloride, and the mixture was reacted with 10 molar equivalents of benzoylchloride and excess amount of potassium carbonate at room temperature for 10 hours. The resulting product was filtered, washed with methylenechloride and water, and dried to give 32 mg of the title compound in a yield of 79%.

후처리

  1. filtrationThe resulting product was filtered
  2. washwashed with methylenechloride and water
  3. customdried

출처 및 근거

ORD 기록
ord-ecde7cfc742c4aba851587604ae0b00f
출처 데이터셋
uspto-grants-2002_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06500846B1

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