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11
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0009665860
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note
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Cycloaddition procedures have been already described (see Ref. 12, 15, 16).
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12
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0030995739
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Desimoni, G.1
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13
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0009697582
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note
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R: 17.1 (major) and 19.5 min (minor).
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14
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0002402464
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Gothelf, K.V.1
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15
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0032575232
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Carbone, P.1
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Righetti, P.P.5
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16
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0033525650
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Desimoni, G.; Faita, G.; Mortoni, A.; Righetti, P.P. Tetrahedron Lett. 1999, 40, 2001.
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Desimoni, G.1
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17
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0009697583
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note
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4), 7.2-7.4 (5H, m, aromatic protons).
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-
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18
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0009712219
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note
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3, R=0.0500. Atomic coordinates have been deposited to the Cambridge Crystallographic Data Centre.
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19
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0033538592
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Desimoni, G.; Faita, G.; Mella, M.; Righetti, P.P.; Zema, M. Tetrahedron 1999, 55, 8509.
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Desimoni, G.1
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Righetti, P.P.4
Zema, M.5
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20
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0001271572
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Jensen, K.B.1
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Jørgensen, K.A.3
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