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Trifluoroacetic acid → 6-(3-aminopyrrolidin-1-yl)-N-(5,6-dimethoxypyridin-2-yl)imidazo[1,2-b]pyridazin-8-amine

HRID 1755407
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HRID 1755407 반응식
[CH3:1][O:2][C:3]1[CH:4]=[CH:5][C:6]([NH:11][C:12]2[C:13]3[N:14]([CH:31]=[CH:32][N:33]=3)[N:15]=[C:16]([N:18]3[CH2:22][CH2:21][CH:20]([NH:23]C(=O)OC(C)(C)C)[CH2:19]3)[CH:17]=2)=[N:7][C:8]=1[O:9][CH3:10].C(O)(C(F)(F)F)=O>ClCCl>[NH2:23][CH:20]1[CH2:21][CH2:22][N:18]([C:16]2[CH:17]=[C:12]([NH:11][C:6]3[CH:5]=[CH:4][C:3]([O:2][CH3:1])=[C:8]([O:9][CH3:10])[N:7]=3)[C:13]3[N:14]([CH:31]=[CH:32][N:33]=3)[N:15]=2)[CH2:19]1
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참가 물질

4

반응물 2

HCID 6422Trifluoroacetic acidHCID 86682748Tert-butyl 1-(8-(5,6-dimethoxypyridin-2-ylamino)imidazo[1,2-b]pyridazin-6-yl)pyrrolidin-3-ylcarbamate

생성물 1

HCID 866827496-(3-aminopyrrolidin-1-yl)-N-(5,6-dimethoxypyridin-2-yl)imidazo[1,2-b]pyridazin-8-amine수율 126.6%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

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온도
25 °C

실험 절차

A suspension of tert-butyl 1-(8-(5,6-dimethoxypyridin-2-ylamino)imidazo[1,2-b]pyridazin-6-yl)pyrrolidin-3-ylcarbamate (180 mg, 0.40 mmol) and TFA (2 mL) in dichloromethane (5 mL) was stirred at 25° C. for 6 h. The residue was concentrated to give 6-(3-aminopyrrolidin-1-yl)-N-(5,6-dimethoxypyridin-2-yl)imidazo[1,2-b]pyridazin-8-amine (180 mg, crude) as a red liquid. This was used directly without purification. LC-MS: 356 [M+1]+, tR=1.187 min.

후처리

  1. concentrationThe residue was concentrated

출처 및 근거

ORD 기록
ord-6ceaa35d505a4ac2824b9a94814b15b6
출처 데이터셋
uspto-grants-2015_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09169259B2

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