Toluene → Ethyl 6-(4-isopropylthiazol-2-ylamino)-4-phenoxynicotinate

HRID 910967

반응식

HRID 910967 반응식
Cl[C:2]1[CH:12]=[C:11]([O:13][C:14]2[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=2)[C:5]([C:6]([O:8][CH2:9][CH3:10])=[O:7])=[CH:4][N:3]=1.[CH:20]([C:23]1[N:24]=[C:25]([NH2:28])[S:26][CH:27]=1)([CH3:22])[CH3:21].P([O-])([O-])([O-])=O.[K+].[K+].[K+].C1(C)C=CC=CC=1>O.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.[Pd].[Pd].C1(P(C2C=CC=CC=2)C2C3OC4C(=CC=CC=4P(C4C=CC=CC=4)C4C=CC=CC=4)C(C)(C)C=3C=CC=2)C=CC=CC=1>[CH:20]([C:23]1[N:24]=[C:25]([NH:28][C:2]2[CH:12]=[C:11]([O:13][C:14]3[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=3)[C:5]([C:6]([O:8][CH2:9][CH3:10])=[O:7])=[CH:4][N:3]=2)[S:26][CH:27]=1)([CH3:22])[CH3:21]

참가 물질

8

반응물 4

HCID 1140TolueneHCID 62657Potassium Phosphate, TribasicHCID 70640774-(Propan-2-yl)-1,3-thiazol-2-amineHCID 54487232Ethyl 6-chloro-4-phenoxynicotinate

생성물 1

HCID 24826427Ethyl 6-(4-isopropylthiazol-2-ylamino)-4-phenoxynicotinate수율 82.5%

시약·촉매·용매 3

HCID 6360441,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)촉매HCID 9811564Bis(dibenzylideneacetone)palladium촉매HCID 962Water용매

실험 절차

Using the method of Example 3, Step B, ethyl 6-chloro-4-phenoxynicotinate (4.296 g, 15.47 mmol), 4-isopropylthiazol-2-amine (2 g, 14.06 mmol), potassium phosphate (3.283 g, 15.47 mmol), tris(dibenzylideneacetone)dipalladium (0) (0.3219 g, 0.3516 mmol) and 4,5-bis(diphenylphosphino)-9,9-dimethyl-9H-xanthene (0.2238 g, 0.3867 mmol) were reacted in water (15 mL) and toluene (40 mL) to afford the desired product (4.447 g, 74.22% yield) as a yellow solid. 1H NMR (DMSO), 11.36 (s, 1H), 8.72 (s, 1H), 7.49 (m, 2H), 7.30 (m, 1H), 7.17 (m, 1H), 7.15 (m, 1H), 6.59 (m, 2H), 4.24 (q, 2H), 2.81 (m, 1H), 1.25 (t 3H), 1.15 (d, 6H); Mass spectrum (apci) m/z=384 (100) (M+H).

출처 및 근거

ORD 기록
ord-f3f5208676ac4c7992cd47bf801ad103
출처 데이터셋
uspto-grants-2011_09
특허 번호
US08022222B2

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