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Sodium Carbonate → (4s)-2'-(3,6-Dihydro-2h-Pyran-4-Yl)-4'-Fluoro-7'-(2-Fluoropyridin-3-Yl)spiro[1,3-Oxazole-4,9'-Xanthen]-2-Amine

HRID 1970326
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HRID 1970326 반응식
[O:1]1[CH2:6][CH:5]=[C:4](B2OC(C)(C)C(C)(C)O2)[CH2:3][CH2:2]1.FC(F)(F)S(O[C:22]1[CH:35]=[C:34]2[C:25]([O:26][C:27]3[CH:28]=[CH:29][C:30]([C:41]4[C:42]([F:47])=[N:43][CH:44]=[CH:45][CH:46]=4)=[CH:31][C:32]=3[C@:33]32[CH2:39][O:38][C:37]([NH2:40])=[N:36]3)=[C:24]([F:48])[CH:23]=1)(=O)=O.C(=O)([O-])[O-].[Na+].[Na+]>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.CN(C=O)C>[O:1]1[CH2:2][CH:3]=[C:4]([C:22]2[CH:23]=[C:24]([F:48])[C:25]3[O:26][C:27]4[C:32](=[CH:31][C:30]([C:41]5[C:42]([F:47])=[N:43][CH:44]=[CH:45][CH:46]=5)=[CH:29][CH:28]=4)[C@@:33]4([CH2:39][O:38][C:37]([NH2:40])=[N:36]4)[C:34]=3[CH:35]=2)[CH2:5][CH2:6]1
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참가 물질

6

반응물 3

HCID 10340Sodium CarbonateHCID 112180533,6-Dihydro-2H-pyran-4-boronic acid pinacol esterHCID 86640722(S)-2-amino-5'-fluoro-2'-(2-fluoropyridin-3-yl)-5H-spiro[oxazole-4,9'-xanthene]-7'-yl trifluoromethanesulfonate

생성물 1

HCID 45254900(4s)-2'-(3,6-Dihydro-2h-Pyran-4-Yl)-4'-Fluoro-7'-(2-Fluoropyridin-3-Yl)spiro[1,3-Oxazole-4,9'-Xanthen]-2-Amine

시약·촉매·용매 2

HCID 178418397
HCID 178418397, 화합물
촉매
HCID 6228Dimethylformamide용매

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온도
85 °C

실험 절차

A flask was charged with tetrakis(triphenylphosphine)palladium (29.3 mg, 0.025 mmol), 2-(3,6-dihydro-2H-pyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (106 mg, 0.506 mmol), (S)-2-amino-5′-fluoro-2′-(2-fluoropyridin-3-yl)-5H-spiro[oxazole-4,9′-xanthene]-7′-yl trifluoromethanesulfonate (130 mg, 0.253 mmol), sodium carbonate (saturated) (0.253 mL, 1.266 mmol) and DMF (2 ml). The solution was heated at 85° C. for 18 hours. The product was purified via Gilson HPLC (gradient elution 20-90% MeCN/H2O, 0.1% TFA) to afford (S)-2′-(3,6-dihydro-2H-pyran-4-yl)-4′-fluoro-7′-(2-fluoropyridin-3-yl)-5H-spiro[oxazole-4,9′-xanthen]-2-amine.

후처리

  1. customThe product was purified via Gilson HPLC (gradient elution 20-90% MeCN/H2O, 0.1% TFA)

출처 및 근거

ORD 기록
ord-fdf720c7c6cc4f7492d925e74fcb0e0d
출처 데이터셋
uspto-grants-2013_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08426447B2

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