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Volumn 74, Issue 19, 2009, Pages 7489-7495

Formation of chiral C(sp3)-C(sp) bond by allylic substitution of secondary allylic picolinates and alkynyl copper reagents

Author keywords

[No Author keywords available]

Indexed keywords

2 PYRIDINES; ALKYNYLS; ALLYLIC ALCOHOL; ALLYLIC SUBSTITUTION; CHEMICAL EQUATIONS; CHIRALITY TRANSFER; PICOLINATES; PYRAZINES;

EID: 70349473079     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo901728b     Document Type: Article
Times cited : (38)

References (66)
  • 18
    • 70349457450 scopus 로고    scopus 로고
    • Zh. Org. Khim. 2000, 36, 1619-1623.
    • (2000) Zh. Org. Khim. , vol.36 , pp. 1619-1623
  • 21
    • 28744444549 scopus 로고    scopus 로고
    • 3)-C(sp) bond by using substitution at propargylic carbon: (a)
    • 3)-C(sp) bond by using substitution at propargylic carbon: (a) Inada, Y.; Nishibayashi, Y.; Uemura, S. Angew. Chem., Int. Ed. 2005, 44, 7715-7717.
    • (2005) Angew. Chem., Int. Ed. , vol.44 , pp. 7715-7717
    • Inada, Y.1    Nishibayashi, Y.2    Uemura, S.3
  • 30
    • 70349444320 scopus 로고    scopus 로고
    • note
    • Attempted Lindlar reduction of the phosphate of rac-12 produced deoxygenated compound, while the carbonate and the acetate of rac-12 produced saturated compounds.
  • 44
    • 70349438098 scopus 로고    scopus 로고
    • note
    • (f) See ref 2e.
  • 45
    • 0141440704 scopus 로고    scopus 로고
    • o-Diphenylphosphinobenzoates: (a)
    • o-Diphenylphosphinobenzoates: (a) Breit, B.; Demel, P. Adv. Synth. Catal. 2001, 343, 429-432.
    • (2001) Adv. Synth. Catal. , vol.343 , pp. 429-432
    • Breit, B.1    Demel, P.2
  • 54
    • 70349468634 scopus 로고    scopus 로고
    • note
    • olefinic-H=15 Hz).
  • 55
    • 70349458602 scopus 로고    scopus 로고
    • note
    • CT, defined as (% ee of product/% ee of substrate) × 100, was determined by chiral HPLC.
  • 56
    • 70349465567 scopus 로고    scopus 로고
    • note
    • D values were compared to determine their absolute configurations. See the Experimental Section for the former and the Supporting Information for the latter. Other products were assigned by analogy.
  • 57
    • 70349447424 scopus 로고    scopus 로고
    • note
    • 2OPMB, 5.5-5.6 (m) for CH=CH).
  • 58
    • 70349455531 scopus 로고    scopus 로고
    • note
    • Prepared by the following method: (Chemical Equation Presented)
  • 59
    • 70349447426 scopus 로고    scopus 로고
    • note
    • N2′ product v in moderate yield.
  • 60
    • 70349477294 scopus 로고    scopus 로고
    • note
    • 4NF gave a mixture of products.
  • 63
    • 70349438097 scopus 로고    scopus 로고
    • note
    • A similar reaction of rac-42 with azide 50 in aqueous t-BuOH gave amide vi in 47% yield.
  • 64
    • 70349460556 scopus 로고    scopus 로고
    • note
    • olefinic-H=11 Hz) was determined. See Supporting Information.
  • 66
    • 70349457449 scopus 로고    scopus 로고
    • note
    • Hydrogenation of (S)-42 with 10% Pd/C in EtOAc resulted in partial racemization.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.