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Volumn , Issue 17, 2006, Pages 2799-2803

Efficient stereodivergent synthesis of cis-(2R,4S)- and trans-(2R,4R)-4-phosphonomethyl-2-piperidinecarboxylic acids from the same chiral imine derived from (R)-glyceraldehyde

Author keywords

Amino acids; Asymmetric synthesis; Phosphonates; Piperidines; Stereoselective reductions

Indexed keywords

4 PHOSPHONOMETHYLPIPECOLIC ACID; EXOCYCLIC DOUBLE BOND; GLYCERALDEHYDE; IMINE; N [ 1 PHENYLETHYL] 2,3 DI O BENZYLGLYCERALDIMINE; PIPERIDONE DERIVATIVE; UNCLASSIFIED DRUG;

EID: 33750501367     PISSN: 09365214     EISSN: None     Source Type: Journal    
DOI: 10.1055/s-2006-950272     Document Type: Article
Times cited : (17)

References (28)
  • 12
    • 33750517523 scopus 로고    scopus 로고
    • note
    • In the absence of LiCl the HWE olefination reaction using DBU as base did not take place.
  • 13
    • 33750502218 scopus 로고    scopus 로고
    • note
    • 5P: 578.3030; found: 578.3034.
  • 14
    • 33750503398 scopus 로고    scopus 로고
    • note
    • 31P analyses of the crude reaction mixture.
  • 15
    • 33750525293 scopus 로고    scopus 로고
    • note
    • 5P: 580.3186; found: 580.3192.
  • 16
    • 33750528165 scopus 로고    scopus 로고
    • note
    • 7PNa: 418.1965; found: 418.1973.
  • 17
    • 33750503594 scopus 로고    scopus 로고
    • note
    • 2 for 48 h. After completion of the reaction, the mixture was filtered through Celite® 545 and concentrated in vacuo. The residue was purified by silica gel flash column chromatography.
  • 18
    • 33750499729 scopus 로고    scopus 로고
    • note
    • 4 and the solvent evaporated in vacuo. The residue was purified by flash chromatography on silica gel (eluent: EtOAc-EtOH, 4:1).
  • 19
    • 33750501990 scopus 로고    scopus 로고
    • note
    • 7PNa: 402.1652; found: 402.1647.
  • 20
    • 33750509621 scopus 로고    scopus 로고
    • note
    • 2O, 1:1) and lyophilized.
  • 21
    • 33750529739 scopus 로고    scopus 로고
    • note
    • 5P: C, 37.67; H, 6.32; N, 6.28. Found: C, 37.58; H, 6.37; N, 6.23.
  • 25
    • 33750512755 scopus 로고    scopus 로고
    • note
    • 5P: 580.3186; found: 580.3174.
  • 26
    • 33750497251 scopus 로고    scopus 로고
    • note
    • 7PNa: 418.1965; found: 418.1976.
  • 27
    • 33750500701 scopus 로고    scopus 로고
    • note
    • 7PNa: 402.1652; found: 402.1651.
  • 28
    • 33750525069 scopus 로고    scopus 로고
    • note
    • 5P: C, 37.67; H, 6.32; N, 6.28. Found: C, 37.56; H, 6.24; N, 6.33.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.