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Sodium Carbonate → 2-(3-Fluoro-4-methoxy-phenyl)-6-(4-methoxy-phenyl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene

HRID 532676
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HRID 532676 반응식
Br[C:2]1[S:3][C:4]2[CH2:5][C:6]3[C:12]([C:13]4[CH:18]=[CH:17][C:16]([O:19][CH3:20])=[CH:15][CH:14]=4)=[N:11][N:10]([CH2:21][O:22][CH2:23][CH2:24][Si:25]([CH3:28])([CH3:27])[CH3:26])[C:7]=3[C:8]=2[CH:9]=1.[F:29][C:30]1[CH:31]=[C:32](B2OC(C)(C)C(C)(C)O2)[CH:33]=[CH:34][C:35]=1[O:36][CH3:37].C([O-])([O-])=O.[Na+].[Na+]>C1(C)C=CC=CC=1.C(O)C.Cl[Pd](Cl)([P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1)[P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1>[F:29][C:30]1[CH:31]=[C:32]([C:2]2[S:3][C:4]3[CH2:5][C:6]4[C:12]([C:13]5[CH:14]=[CH:15][C:16]([O:19][CH3:20])=[CH:17][CH:18]=5)=[N:11][N:10]([CH2:21][O:22][CH2:23][CH2:24][Si:25]([CH3:27])([CH3:26])[CH3:28])[C:7]=4[C:8]=3[CH:9]=2)[CH:33]=[CH:34][C:35]=1[O:36][CH3:37]
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참가 물질

6

반응물 3

HCID 10340Sodium CarbonateHCID 27590052-(3-Fluoro-4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolaneHCID 866992302-Bromo-6-(4-methoxy-phenyl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene

생성물 1

HCID 866992472-(3-Fluoro-4-methoxy-phenyl)-6-(4-methoxy-phenyl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene수율 60%

시약·촉매·용매

2
HCID 178418476HCID 178418476, 화합물촉매HCID 21863594Toluene ethanol용매

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온도
100 °C

실험 절차

A mixture of the corresponding 2-Bromo-6-(4-methoxy-phenyl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene (1.1 g, 2.3 mmol), 2-(3-Fluoro-4-methoxy-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane (0.59 g, 3.4 mmol), Na2CO3 (2 M, 5.4 mL), and Pd(PPh3)2Cl2 (260 mg, 0.23 mmol) in toluene/ethanol (1:1, 15 mL) was heated at 100° C. for 8 hr. The solution was cooled to room temperature and extracted with ethyl acetate. The target product was purified by gravity column chromatography (30% EtOAc in hexane) to give 2-(3-Fluoro-4-methoxy-phenyl)-6-(4-methoxy-phenyl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene as brown solid in 60% yield.

후처리

  1. temperatureThe solution was cooled to room temperature
  2. extractionextracted with ethyl acetate
  3. customThe target product was purified by gravity column chromatography (30% EtOAc in hexane)

출처 및 근거

ORD 기록
ord-8c4c1653592347b48afc4fe075c698ae
출처 데이터셋
uspto-grants-2014_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08853207B2

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