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Volumn 26, Issue 34, 1985, Pages 4141-4144

3-(4-iodomethyl-2-oxo-1-azetidinyl)propynoic acidt-butyl ester: a new β-lactam derivative, synthesis of an ynamide by reaction of 4-iodomethylazetidin-2-one with the t-butyl ester of propiolic acid in the presence of copper(i)

Author keywords

[No Author keywords available]

Indexed keywords

3 (4 IODOMETHYL 2 OXO 1 AZETIDINYL)PROPYNOIC ACID; UNCLASSIFIED DRUG;

EID: 0021875366     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(00)89314-4     Document Type: Article
Times cited : (28)

References (22)
  • 3
  • 6
    • 84918393527 scopus 로고    scopus 로고
    • −1 (ester C=O).
  • 7
    • 84918393526 scopus 로고    scopus 로고
    • −1 (β-lactam C=O).
  • 8
    • 84918393525 scopus 로고    scopus 로고
    • 3). Refining of the spectral parameters of the ABCDM portion of 5, obtained at 80 mhz, was carried out by a LEQUOR computer program: δ 2.86 (1H, dd, J=3.32 and −16.30 Hz, 3-H), 3.22 (1H, dd, j=5.78 and −16.30 Hz, 3H), 3.32 (1H, dd, J=8.37 and −10.82 Hz, HCHI), 3.60 (1H, dd, J=3.53 and −10.82 Hz, HCHI), and 4.09 ppm (1H, m, j=8.37, 5.78, 3.53, and 3.32Hz, CHN).
  • 9
    • 84918393524 scopus 로고    scopus 로고
    • 2), 55.21 (CHN), 67.83 and 72.22 (CC), 152.60 and 164.20 ppm (two CO groups).
  • 10
    • 84918393523 scopus 로고    scopus 로고
    • 11
  • 14
    • 84918393522 scopus 로고    scopus 로고
    • 16 and one of the C-C distances of the t-butyl group is significantly longer than the other ones.Tables of fractional atomic coordinates, bond lengths and angles have been deposited with the Cambridge Crystallographic Data Centre.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.