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Volumn 63, Issue 41, 2007, Pages 10345-10353

Facile stereoselective synthesis of (E)- and (Z)-α-substituted cinnamates: stereospecific dehydration reaction with 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide (EDC) and copper(II) chloride

Author keywords

Alkylidene butyrolactones; Substituted cinnamates; Carbodiimide; Stereospecific dehydration; syn Elimination

Indexed keywords

1 (3 DIMETHYLAMINOPROPYL) 3 ETHYLCARBODIIMIDE; 2 [2 (TERT BUTYLDIMETHYLSILANYLOXY)ETHYL] 3 PHENYLBUT 2 ENOIC ACID METHYL ESTER; 2 BENZYLIDENE 4 (TERT BUTYLDIMETHYLSILANYLOXY)BUTYRIC ACID METHYL ESTER; 3 (1 HYDROXY 2 METHYLPROPYL)DIHYDROFURAN 2 ONE; 3 (1 HYDROXYBUT 2 ENYL)DIHYDROFURAN 2 ONE; 3 (3,4 DICHLOROPHENYL) 2 METHYLACRYLIC ACID METHYL ESTER; 3 (3,4 DIMETHOXY ALPHA HYDROXYBENZYL)DIHYDROFURAN 2 ONE; 3 (3,4 DIMETHOXYBENZYLIDENE) 4 (3,4,5 TRIMETHOXYBENZYL)DIHYDROFURAN 2 ONE; 3 (3,4 DIMETHOXYBENZYLIDENE)DIHYDROFURAN 2 ONE; 3 (3,4 DIMETHOXYPHENYL) 2 METHYLACRYLIC ACID METHYL ESTER; 3 [(3,4 DIMETHOXYPHENYL)HYDROXYMETHYL] 4 (3,4,5 TRIMETHOXYBENZYL)DIHYDROFURAN 2 ONE; 3 BUT 2 ENYLIDENEDIHYDROFURAN 2 ONE; 3 ISOBUTYLIDENEDIHYDROFURAN 2 ONE; 4 (TERT BUTYLDIMETHYLSILANYLOXY) 2 (3,4 DIMETHOXYBENZYLIDENE)BUTYRIC ACID METHYL ESTER; CINNAMIC ACID; CINNAMIC ACID DERIVATIVE; COPPER CHLORIDE; DIMETHYLAMINE; GAMMA BUTYROLACTONE; METHYL 3 (3,4 DICHLOROPHENYL) 3 HYDROXY 2 METHYLPROPIONATE; METHYL 3 (3,4 DIMETHOXYPHENYL) 3 HYDROXY 2 [2 (TERT BUTYLDIMETHYLSILYLOXY)ETHYL]PROPIONATE; METHYL 3 (3,4 DIMETHOXYPHENYL) 3 HYDROXY 2 METHYLPROPIONATE; METHYL 3 HYDROXY 3 PHENYL 2 [2 (TERT BUTYLDIMETHYLSILYLOXY)ETHYL]BUTYRATE; METHYL 3 HYDROXY 3 PHENYL 2 [2 (TERT BUTYLDIMETHYLSILYLOXY)ETHYL]PROPIONATE; UNCLASSIFIED DRUG;

EID: 34548210461     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tet.2007.07.069     Document Type: Article
Times cited : (15)

References (22)
  • 2
    • 0000154864 scopus 로고
    • Trost B.M., and Fleming I. (Eds), Pergamon, Oxford, UK
    • Kelly S.E. In: Trost B.M., and Fleming I. (Eds). Comprehensive Organic Synthesis Vol. 1 (1991), Pergamon, Oxford, UK 730-817
    • (1991) Comprehensive Organic Synthesis , vol.1 , pp. 730-817
    • Kelly, S.E.1
  • 3
    • 34548262646 scopus 로고    scopus 로고
    • note
    • For instance, the methanesulfonate of the syn-α-substituted-β-hydroxyphenylpropionate syn-1 was treated with DBU to afford the (E)-α-substituted cinnamate E-2 stereoselectively in 97% yield as the sole product. However, the corresponding anti-methanesulfonate anti-1 afforded a mixture of (Z)- and (E)-α-substituted cinnamates Z-2 and E-2 (32:68) in 98% yields.
  • 4
    • 0000871832 scopus 로고
    • Trost B.M., and Fleming I. (Eds), Pergamon, Oxford, UK
    • Krebs A., and Swienty-Busxh J. In: Trost B.M., and Fleming I. (Eds). Comprehensive Organic Synthesis Vol. 5 (1991), Pergamon, Oxford, UK 950-958
    • (1991) Comprehensive Organic Synthesis , vol.5 , pp. 950-958
    • Krebs, A.1    Swienty-Busxh, J.2
  • 16
    • 34548264639 scopus 로고    scopus 로고
    • note
    • 2 in toluene at 80 °C, and E-isomer was not obtained at all.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.