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Beilstein J. Org. Chem. 2011, 7, 518–524, doi:10.3762/bjoc.7.60
Graphical Abstract
Scheme 1: Three phthalimide/amino acid model reactions: Norrish II process of 1, PET decarboxylation of 3, PE...
Figure 1: Phthalimides from tyrosine 8, histidine 9 and tryptophan 10.
Scheme 2: PET decarboxylation/photocleavage of 8 and 9.
Figure 2: Structure of the tryptophan derivative 10 in the crystal.
Figure 3: UV–vis absorption spectra of compounds 8–10 (c = 2 × 10−4 in CH3OH).
Scheme 3: Direct, triplet-sensitized and ET-sensitized photochemistry of 10.
Figure 4: Fluorescence spectra of compounds 8–10 (c = 6 × 10−5 in CH3OH).
Scheme 4: Mechanistic scenario.
Beilstein J. Org. Chem. 2011, 7, 127–134, doi:10.3762/bjoc.7.18
Scheme 1: Synthetic routes to isoxazoles 7a–7e.
Scheme 2: Synthetic routes to isoxazoles 7f–7h.
Scheme 3: Benzaldehyde photocycloaddition to 7a–7e.
Scheme 4: Photochemical ring contraction of isoxazoles 7f–7h.
Scheme 5: Photocycloaddition of aromatic aldehydes to di- and trimethyl isoxazoles 7d and 7e.
Scheme 6: Preparative photocycloadditions of 7e with aromatic aldehydes.
Figure 1: Structures of the photoproducts 9a–9c in the crystal.
Scheme 7: T-type photochromism of isoxazole–aldehyde pairs.
Scheme 8: Reductive cleavage of the trimethylisoxazole adduct 9a.
Beilstein J. Org. Chem. 2006, 2, No. 7, doi:10.1186/1860-5397-2-7
Scheme 1: Pd-catalyzed allylic substitution with unsymmetrical substrates (Nu = dimethylmalonate, Nf = OAc).
Scheme 2: Bidentate P, N-ligands and a monodentate phosphoramidite for Pd-catalyzed allylic substitutions wit...
Scheme 3: Fenchole-based phosphorus ligands (i.e. FEENOPs and BIFOPs) for Pd-catalyzed allylic substitutions....
Scheme 4: Allylic alkylation of 1-phenyl-2-propenyl acetate by sodium dimethylmalonate (BSA-method) with Pd-F...
Figure 1: X-ray crystal structure of the cationic complex Pd-FENOP (CCDC 299944), the perchlorate counterion ...
Figure 2: X-ray crystal structure of the cationic complex Pd-FENOP-Me (CCDC 600369), the perchlorate counteri...
Figure 3: X-ray crystal structure of the cationic complex Pd-FENOP-NMe2 (CCDC 600370), the perchlorate counte...
Figure 4: The two most stable ONIOM(B3LYP/SDD(+ECP) (Pd) /6-31G* (C, H, O, N, P) : UFF) optimized transition ...
Figure 5: The two most stable ONIOM(B3LYP/SDD(+ECP) (Pd) /6-31G* (C, H, O, N, P) : UFF) optimized transition ...