4,6-Dimethoxypyrimidine-5-carbaldehyde → 2,6-Diamino-4-(4,6-dimethoxypyrimid-5-yl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester

HRID 1076860

반응식

HRID 1076860 반응식
[CH3:1][O:2][C:3]1[C:8]([CH:9]=O)=[C:7]([O:11][CH3:12])[N:6]=[CH:5][N:4]=1.[CH2:13]([O:15][C:16](=[O:21])[CH2:17][C:18](=[NH:20])[NH2:19])[CH3:14]>C(O)C>[CH2:13]([O:15][C:16]([C:17]1[CH:9]([C:8]2[C:7]([O:11][CH3:12])=[N:6][CH:5]=[N:4][C:3]=2[O:2][CH3:1])[C:17]([C:16]([O:15][CH2:13][CH3:14])=[O:21])=[C:18]([NH2:19])[NH:20][C:18]=1[NH2:19])=[O:21])[CH3:14]

참가 물질

4

반응물 2

HCID 44366454,6-Dimethoxypyrimidine-5-carbaldehydeHCID 4599837Carbamimidoyl-acetic acid ethyl ester

생성물 1

HCID 706316852,6-Diamino-4-(4,6-dimethoxypyrimid-5-yl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester수율 56%

시약·촉매·용매 1

HCID 702Ethanol용매2회

실험 절차

Upon heating a solution of 8.4 g 4,6-dimethoxypyrimidine-5-aldehyde and 13.0 g amidinoacetic acid ethyl ester in 150 ml ethanol for 2 hours, 2,6-diamino-4-(4,6-dimethoxypyrimid-5-yl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester of m.p. 219°C (ethanol) is obtained. Yield: 56% of theory.

출처 및 근거

ORD 기록
ord-ba5fbac887b946e98c07d57fc066d96f
출처 데이터셋
uspto-grants-1976_05
특허 번호
US03957998

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