메뉴 건너뛰기




Volumn 11, Issue 6, 2000, Pages 1273-1278

New chiral organophosphorus derivatizing agent for the determination of enantiomeric composition of chloro- and bromohydrins by 31P NMR spectroscopy

Author keywords

[No Author keywords available]

Indexed keywords

BROMINE DERIVATIVE; CHLORINE DERIVATIVE; ORGANOPHOSPHORUS COMPOUND; PYRROLIDINE DERIVATIVE;

EID: 0034615864     PISSN: 09574166     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0957-4166(00)00062-8     Document Type: Article
Times cited : (28)

References (27)
  • 1
    • 0000623451 scopus 로고
    • For example: (a) Springer-Verlag: Berlin
    • For example: (a) Martens, J. In Topics in Current Chemistry; Springer-Verlag: Berlin, 1984; Vol. 125, p. 165. (b) Seebach, D.; Inwinkelried, R.; Weber, T. In Enantiomerically Pure Compound Syntheses with C-Bond Formation via Acetals and Enamines, Modern Synthetic Methods; Springer-Verlag: Berlin, 1986; pp. 125-129. © Decker, M. Handbook of Chiral Chemicals; Ager, D. J., Ed.; Marcel Dekker: New York, 1999.
    • (1984) In Topics in Current Chemistry; , vol.125 , pp. 165
    • Martens, J.1
  • 3
    • 0004232165 scopus 로고    scopus 로고
    • (c) Ager, D. J., Ed.; Marcel Dekker: New York
    • For example: (a) Martens, J. In Topics in Current Chemistry; Springer-Verlag: Berlin, 1984; Vol. 125, p. 165. (b) Seebach, D.; Inwinkelried, R.; Weber, T. In Enantiomerically Pure Compound Syntheses with C-Bond Formation via Acetals and Enamines, Modern Synthetic Methods; Springer-Verlag: Berlin, 1986; pp. 125-129. © Decker, M. Handbook of Chiral Chemicals; Ager, D. J., Ed.; Marcel Dekker: New York, 1999.
    • (1999) Handbook of Chiral Chemicals;
    • Decker, M.1
  • 6
    • 0000237404 scopus 로고
    • For a review of NMR methods, see
    • For a review of NMR methods, see: Parker, D. Chem. Rev. 1991, 91, 1441.
    • (1991) Chem. Rev. , vol.91 , pp. 1441
    • Parker, D.1
  • 24
    • 84992593728 scopus 로고    scopus 로고
    • note
    • 1 from the systemic absences. A total of 1503 reflections were collected at T=298 K. The standards were measured after every 158 reflections. Selected bond distances (Å): P1-N3, 1.648(1); P1-N4, 1.691(1); P1-N20, 1.632(1); P1-B19, 1.912(1); N3-C7, 1.479(2); N3-C13, 1.471(2); N4-C6, 1.418(2). Selected bond angles (°): N3-P1-N4, 92.5(1); N3-P1-N20, 109.4(1); N4-P1-N20, 108.1(1); P1-N3-C7, 114.7(1); P1-N3-C13, 125.5(1); C7-N3-C13, 111.6(1); P1-N4-C12, 111.9(1); P1-N4-C6, 123.9(1); C6-N4-C12, 119.8(1); P1-N20-C22, 124.5(1); P1-N20-C21, 121.2(1). CCDC 139376.
  • 25
    • 84992653547 scopus 로고    scopus 로고
    • It is noteworthy that when the reaction time is not long enough, traces of syn-4a and syn-4b diastereomers can be characterized. In this case, integration of the signals can still be correlated to the enantiomeric purity of the considered halohydrin
    • It is noteworthy that when the reaction time is not long enough, traces of syn-4a and syn-4b diastereomers can be characterized. In this case, integration of the signals can still be correlated to the enantiomeric purity of the considered halohydrin.
  • 26
    • 84992653541 scopus 로고    scopus 로고
    • S: 14.53 min (major)
    • S: 14.53 min (major).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.