5-Amino-4-cyanopyrazole → 6-Methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile

HRID 1681140

반응식

HRID 1681140 반응식
[NH2:1][C:2]1[NH:6][N:5]=[CH:4][C:3]=1[C:7]#[N:8].C(O[CH:12]=[C:13]([CH3:16])[CH:14]=O)C>>[CH3:16][C:13]1[CH:12]=[N:1][C:2]2[N:6]([N:5]=[CH:4][C:3]=2[C:7]#[N:8])[CH:14]=1

참가 물질

3

반응물 2

HCID 855155-Amino-4-cyanopyrazoleHCID 5591983-Ethoxy-2-methyl-2-propenal

생성물 1

HCID 150420806-Methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile

실험 절차

By the procedure described in Example 2, 5.40 g of 5-amino-4-pyrazolecarbonitrile is reacted with 5.70 g of 3-ethoxy-2-methylacrolein in 25 ml of glacial acid to give the desired product as colorless prisms, mp 193°-194° C.

출처 및 근거

ORD 기록
ord-3dcab277b08746e6b5e669bdc41f3ece
출처 데이터셋
uspto-grants-1992_12
특허 번호
US05169850

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