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Isobutyric anhydride → HCID 20322014, 화합물

HRID 839794
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HRID 839794 반응식
CC1C=C2C=CC=CN2N=1.C(OC(=O)C(C)C)(=O)C(C)C.[C:22]([C:27]1[C:28]([CH3:36])=[N:29][N:30]2[CH:35]=[CH:34][CH:33]=[CH:32][C:31]=12)(=O)[CH:23]([CH3:25])[CH3:24]>S(=O)(=O)(O)O>[CH2:22]([C:27]1[C:28]([CH3:36])=[N:29][N:30]2[CH:35]=[CH:34][CH:33]=[CH:32][C:31]=12)[CH:23]([CH3:25])[CH3:24]
참가 물질실험 절차출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 7346Isobutyric anhydrideHCID 15620341HCID 15620341, 화합물HCID 200716243-Isobutyryl-2-methylpyrazolo[1,5-a]pyridine

생성물 1

HCID 20322014HCID 20322014, 화합물수율 40%

시약·촉매·용매 1

HCID 1118Sulfuric Acid촉매

실험 절차

2-Methylpyrazolo[1,5-a]pyridine was worked up according to the same process as shown in example 1, with an excess isobutyric anhydride in the presence of 2-3 drops of concentrated sulfuric acid to prepare 3-isobutyryl-2-methylpyrazolo[1,5-a]pyridine (139-140°/5 mmHg). Yield 40%.

출처 및 근거

ORD 기록
ord-63f70b4ee1244ea0ace67cf5731b45cc
출처 데이터셋
uspto-grants-1978_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04097483

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