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Cesium carbonate → 3-(Hydroxymethyl)-4-phenyl-1H-isochromen-1-one

HRID 634351
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HRID 634351 반응식
Br[C:2]1[C:11]2[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=2)[C:5](=[O:12])[O:4][C:3]=1[CH2:13][OH:14].[C:15]1(B(O)O)[CH:20]=[CH:19][CH:18]=[CH:17][CH:16]=1.C([O-])([O-])=O.[Cs+].[Cs+]>C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[OH:14][CH2:13][C:3]1[O:4][C:5](=[O:12])[C:6]2[C:11]([C:2]=1[C:15]1[CH:20]=[CH:19][CH:18]=[CH:17][CH:16]=1)=[CH:10][CH:9]=[CH:8][CH:7]=2
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참가 물질

5

반응물 3

HCID 10796Cesium carbonateHCID 66827Phenylboronic AcidHCID 160500224-bromo-3-(hydroxymethyl)-1H-isochromen-1-one2회

생성물 1

HCID 214632763-(Hydroxymethyl)-4-phenyl-1H-isochromen-1-one수율 36%

시약·촉매·용매 1

HCID 178418397HCID 178418397, 화합물촉매

실험 절차

The title compound was made in a similar way as that of the intermediate B1, starting from 4-bromo-3-(hydroxymethyl)-1H-isochromen-1-one (Intermediate A1, 0.8 g, 3.14 mmol), phenylboronic acid (0.467 g, 3.83 mmol), Pd(PPh3)4 (0.181 g, 0.379 mmol) and Cs2CO3 (3.29 g, 10.11 mmol) to afford the title compound (210 mg, 36%).

출처 및 근거

ORD 기록
ord-1414882b74254135b639688dbb015d93
출처 데이터셋
uspto-grants-2016_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09321776B2

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