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Potassium Carbonate → Methyl 2-[2-[4-(3-chloro-4,5,6,7-tetrahydroindazol-2-yl)-3-fluorophenoxymethyl]-5-chlorophenoxy]propionate

HRID 1488411
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HRID 1488411 반응식
[Cl:1][C:2]1[N:3]([C:11]2[CH:16]=[CH:15][C:14]([OH:17])=[CH:13][C:12]=2[F:18])[N:4]=[C:5]2[C:10]=1[CH2:9][CH2:8][CH2:7][CH2:6]2.Cl[CH2:20][C:21]1[CH:33]=[CH:32][C:31]([Cl:34])=[CH:30][C:22]=1[O:23][CH:24]([CH3:29])[C:25]([O:27][CH3:28])=[O:26].C(=O)([O-])[O-].[K+].[K+]>CN(C)C=O>[Cl:1][C:2]1[N:3]([C:11]2[CH:16]=[CH:15][C:14]([O:17][CH2:20][C:21]3[CH:33]=[CH:32][C:31]([Cl:34])=[CH:30][C:22]=3[O:23][CH:24]([CH3:29])[C:25]([O:27][CH3:28])=[O:26])=[CH:13][C:12]=2[F:18])[N:4]=[C:5]2[C:10]=1[CH2:9][CH2:8][CH2:7][CH2:6]2
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참가 물질

5

반응물 3

HCID 11430Potassium CarbonateHCID 189810483-Chloro-2-(2-fluoro-4-hydroxyphenyl)-4,5,6,7-tetrahydroindazoleHCID 53768369Methyl 2-(2-chloromethyl-5-chlorophenoxy)propionate

생성물 1

HCID 18981019Methyl 2-[2-[4-(3-chloro-4,5,6,7-tetrahydroindazol-2-yl)-3-fluorophenoxymethyl]-5-chlorophenoxy]propionate수율 81.1%

시약·촉매·용매 1

HCID 6228
Dimethylformamide
용매

실험 절차

By the method of Example 1, Step I, 0.49 g (0.0016 mole) of 3-chloro-2-(2-fluoro-4-hydroxyphenyl)-4,5,6,7-tetrahydroindazole and 0.52 g (0.002 mole) of methyl 2-(2-chloromethyl-5-chlorophenoxy)propionate (Example 2, Step E) were reacted in the presence of 0.41 g (0.003 mole) of anhydrous potassium carbonate in 30 mL of N,N-dimethylformamide, yielding 0.64 g of methyl 2-[2-[4-(3-chloro-4,5,6,7-tetrahydroindazol-2-yl)-3-fluorophenoxymethyl]-5-chlorophenoxy]propionate as a syrup. The NMR and IR spectra were consistent with the proposed structure. NMR: 1.64 (d, 3H, JHH =8.0 Hz); 1.82 (m, 4H); 2.50 (t, 2H, JHH =4.0 Hz); 2.68 (t, 2H, JHH =4.0 Hz); 3.76 (s, 3H); 4.82 (q, 1H, JHH =8 Hz); 5.18 (s, 2H,); 6.7.8-7.40 (m, 6H).

출처 및 근거

ORD 기록
ord-b56d81c82d8a40bd91c34e40b8523c37
출처 데이터셋
uspto-grants-1997_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05674810

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