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Synthesis and x-ray structural investigation of 1-(4-Methoxyphenyl)-3-phenoxy-4-methylthio-4- methoxyimino-2-azetidinones
The trans- ( 3) and cis- ( 4) isomers of 1- (4-methoxyphenyl)-3-phenoxy-4-methylthio-4- methoxyimino-2-azetidinone have been synthesized. The structure of 3 has been investigated by X-ray diffraction. The compound crystallizes in a monoclinic system, space group P2 1/ a, Z= 4, a=7.377(2), b=23.790(3...
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Published in: | Journal of molecular structure 1991-04, Vol.244, p.249-257 |
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Main Authors: | , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | The
trans- (
3) and
cis- (
4) isomers of 1- (4-methoxyphenyl)-3-phenoxy-4-methylthio-4- methoxyimino-2-azetidinone have been synthesized. The structure of
3 has been investigated by X-ray diffraction. The compound crystallizes in a monoclinic system, space group
P2
1/
a,
Z= 4,
a=7.377(2),
b=23.790(3),
c=10.724(2) Å, β=95.01(2)°. The structure was solved by direct methods and refined by a full-matrix, least-squares procedure to
R = 0.0435,
R
w = 0.0597,
w = 1.92/ (σ
2
F + 0.002
F
2). The solid-state structure was compared with the structure found from NMR studies in solution. |
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ISSN: | 0022-2860 1872-8014 |
DOI: | 10.1016/0022-2860(91)80160-6 |