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Volumn 61, Issue 22, 1996, Pages 7650-7651

4-Aminopiperidine-4-carboxylic acid: A cyclic α,α-disubstituted amino acid for preparation of water-soluble highly helical peptides

Author keywords

[No Author keywords available]

Indexed keywords

4 AMINOPIPERIDINE 4 CARBOXYLIC ACID; AMINO ACID DERIVATIVE; PIPERIDINE DERIVATIVE; UNCLASSIFIED DRUG;

EID: 0029838279     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo961594k     Document Type: Article
Times cited : (67)

References (39)
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    • and references cited therein
    • (d) Karle, I. L. Biopolymers (Peptide Sci.) 1996, 40, 157-180 and references cited therein.
    • (1996) Biopolymers (Peptide Sci.) , vol.40 , pp. 157-180
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  • 8
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    • For a review of structural aspects of peptides containing other ααAAs including cyclic and chiratopic derivatives see refs 5a-c. Others have made aromatic ααAAs and incorporated them into peptides for NMR studies: Bindra, V. A.; Kuki, A. Int. J. Peptide Protein Res. 1994, 44, 539-548.
    • (1994) Int. J. Peptide Protein Res. , vol.44 , pp. 539-548
    • Bindra, V.A.1    Kuki, A.2
  • 19
    • 85033805866 scopus 로고    scopus 로고
    • note
    • Compound 2 was previously prepared via Strecker syntheses from 1-(toluenesulfonyl)-4-piperidone or 1-acetyl-4-piperidone (ref 9a) and from 1-(methyloxycarbonyl)-4-piperidone (ref 9b).
  • 20
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    • German patent 566,094 (May 26, 1929)
    • (a) Bergs, H. German patent 566,094 (May 26, 1929); Chem. Abstr. 1933, 27, 1001.
    • (1933) Chem. Abstr. , vol.27 , pp. 1001
    • Bergs, H.1
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    • (d) Ware, E. Chem. Rev. 1950, 46, 403-470.
    • (1950) Chem. Rev. , vol.46 , pp. 403-470
    • Ware, E.1
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    • Falbe, J., Ed.; Thieme: Stuttgart
    • (f) Krüger, G. In Methoden der Organischen Chemie; Falbe, J., Ed.; Thieme: Stuttgart, 1986; Band E5, p 536.
    • (1986) Methoden der Organischen Chemie , vol.E5 , pp. 536
    • Krüger, G.1
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    • Kubik, S.; Meissner, R. S.; Rebek, J. Tetrahedron Lett. 1994, 35, 6635-6638. This method developed by Rebek builds on the work of Grieco and Ragnarsson, who have noted that mono- and/or bis-carbamoylation of an amide, usually with a Boc group, activates the amide carbonyl for nucleophilic attack. See: Flynn, D. L.; Zelle, R. E.; Grieco, P. A. J. Org. Chem. 1983, 48, 2424-2426. Grehn, L.; Gunnarsson, K.; Ragnarsson, U. Acta Chem. Scand. Ser. B 1986, 40, 745-750.
    • (1994) Tetrahedron Lett. , vol.35 , pp. 6635-6638
    • Kubik, S.1    Meissner, R.S.2    Rebek, J.3
  • 27
    • 33845551642 scopus 로고
    • Kubik, S.; Meissner, R. S.; Rebek, J. Tetrahedron Lett. 1994, 35, 6635-6638. This method developed by Rebek builds on the work of Grieco and Ragnarsson, who have noted that mono- and/or bis-carbamoylation of an amide, usually with a Boc group, activates the amide carbonyl for nucleophilic attack. See: Flynn, D. L.; Zelle, R. E.; Grieco, P. A. J. Org. Chem. 1983, 48, 2424-2426. Grehn, L.; Gunnarsson, K.; Ragnarsson, U. Acta Chem. Scand. Ser. B 1986, 40, 745-750.
    • (1983) J. Org. Chem. , vol.48 , pp. 2424-2426
    • Flynn, D.L.1    Zelle, R.E.2    Grieco, P.A.3
  • 28
    • 0001091548 scopus 로고
    • Kubik, S.; Meissner, R. S.; Rebek, J. Tetrahedron Lett. 1994, 35, 6635-6638. This method developed by Rebek builds on the work of Grieco and Ragnarsson, who have noted that mono- and/or bis-carbamoylation of an amide, usually with a Boc group, activates the amide carbonyl for nucleophilic attack. See: Flynn, D. L.; Zelle, R. E.; Grieco, P. A. J. Org. Chem. 1983, 48, 2424-2426. Grehn, L.; Gunnarsson, K.; Ragnarsson, U. Acta Chem. Scand. Ser. B 1986, 40, 745-750.
    • (1986) Acta Chem. Scand. Ser. B , vol.40 , pp. 745-750
    • Grehn, L.1    Gunnarsson, K.2    Ragnarsson, U.3
  • 30
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    • note
    • 2), has profound implications for this highly useful reaction.
  • 31
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    • note
    • Compound 3 was prepared from isolated 8 by several different methods in 70-80% yield (for example, see ref 8), but the one-pot procedure conversion of 5 to 8 to 3 was faster and gave analytically pure product directly (no chromatographic purifications required).
  • 32
    • 85033824409 scopus 로고    scopus 로고
    • note
    • 3) δ 8.30 (s, 1H), 7.85-7.96 (d, 2H), 7.70-7.80 (d, 2H), 7.22-7.54 (m, 4H), 4.19-4.32 (m, 3H), 3.55-3.76 (m, 2H), 2.90-3.09 (m, 2H), 1.91-2.15 (m, 2H), 1.65-1.89 (m, 2H), d 1.39 (s, 9H).
  • 33
    • 85033825004 scopus 로고    scopus 로고
    • note
    • 2 (5 × 30 s) and coupled to the next acid fluoride using the same method. After the third coupling, the resin was placed on the instrument and couplings, cleavage, and purification were accomplished by the standard methods.


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