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29
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1842746606
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Tokyo, 4H6-06
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Ort, O.1
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33
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1842797115
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note
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25NO: C, 78.72; H, 9.71; N, 5.40. Found: C, 79.00; H, 9.79; N, 5.43.
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34
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1842645872
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note
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25N: C, 83.06; H, 10.89; N, 6.05. Found: C, 82.89; H, 10.87; N, 6.09.
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35
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1842797117
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note
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26ClNO: C, 70.22; H, 8.51; N, 4.55. Found: C, 70.31; H, 8.74; N, 4.45; mp 126-131°C.
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36
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1842696229
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note
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Crystallographic data for X-ray structures have been deposited with the Cambridge Crystallographic Data Centre as CCDC-231391 ( 8 -ax), 231392 ( 5a -minor), 231393 ( 5b -major), and 231394 ( 5i -minor). Copies of the data can be obtained free of charge on application to CCDC, 12 Union Road, Cambridge CB12 1EZ, UK (fax: +44-(0)1223-336033 or email: deposit@ccdc.cam.ac.uk ).
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37
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1842645875
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note
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2O: C, 68.21; H, 8.21; N, 6.92. Found: C, 68.46; H, 8.17; N, 6.81; mp 219-222°C.
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38
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1842696226
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note
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f=0.43 (hexane/EtOAc = 3:1)] gave a mixture of 5b (25.5 mg, 59%, dr = 2:98).
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