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3, 75 MHz) δ: 24.9, 154.0, 156.8.
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0037970408
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note
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13C-NMR (90.5 MHz) δ: 24.5, 32.5, 47.5, 115.2, 115.4, 116.0, 125.6, 127.4, 129.3, 129.4, 137.5, 145.9, 148.6, 155.8, 157.1, 157.2, 162.5. CI-MS (pos.) m/z (% base): 406 (42), 300 (100), 243 (40), 190 (26), 127 (65), 107 (28), 85 (47).
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38
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0038307644
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note
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+, 433.1746. Elementary analysis was not reported in ref. 3c.
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