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Volumn 17, Issue 12, 2007, Pages 3508-3510

One-pot synthesis of 3,4-dihydropyrimidin-2(1H)-ones using chloroacetic acid as catalyst

Author keywords

Biginelli reaction; Chloroacetic acid; Dihydropyrimidinones; One pot; Solvent free; Synthesis

Indexed keywords

1,3 DICARBONYL DERIVATIVE; 3,4 DIHYDROPYRIMIDIN 2(1H) ONE DERIVATIVE; 5 ETHOXYCARBONYL 6 METHYL 4 PHENYL 3,4 DIHYDROPYRIMIDIN 2(1H) ONE; ACETIC ACID; ALDEHYDE; CARBONYL DERIVATIVE; CHLOROACETIC ACID; PHOSPHOMOLYBDIC ACID; PHOSPHOTUNGSTIC ACID; POTASSIUM ACID SULFATE; PYRIMIDINE DERIVATIVE; TOLUENESULFONIC ACID; TOLUENESULFONIC ACID DERIVATIVE; TRIFLUOROACETIC ACID; UNCLASSIFIED DRUG;

EID: 34249284144     PISSN: 0960894X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.bmcl.2006.12.068     Document Type: Article
Times cited : (136)

References (35)
  • 24
    • 34249310551 scopus 로고    scopus 로고
    • note
    • A mixture of aldehyde (25 mmol), 1,3-dicarbonyl compounds (27.5 mmol), urea or thiourea (37.5 mmol) and chloroacetic acid (2.5 mmol) under solvent-free conditions was heated to 90 °C for the required time in a 100 mL conical flask in water bath. After cooling, the reaction mixture was poured into crushed ice and stirred for 5-10 min. The solid was filtered under suction, washed with ice-cold water and then recrystallized from ethanol to afford pure product.
  • 25
    • 34249275985 scopus 로고    scopus 로고
    • note
    • 3).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.