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REVERSAL OF REGIOSPECIFICITY IN GROUND-STATE VS. EXCITED-STATE CYCLOADDITIONSCANTRELL TS.1975; TETRAHEDRON LETTERS; G.B.; DA. 1975; NO 11; PP. 907-908; BIBL. 5 REF.Article

Photoreactions of biacetyl with tetramethyl-1,3-dioxole and 1,1-diethoxyethene: solvent dependence of the product quantum yield as an indication of the competition between product formation and ionic photodissociationMATTAY, J; GERSDORF, J; SANTANA, I. J et al.Journal of photochemistry. 1983, Vol 23, Num 4, pp 319-327, issn 0047-2670Article

Identification of the reactive electronic excited state in the photocycloaddition of alkenes to cyclic enomesSCHUSTER, D. I; GREENBERG, M. M; MUNEZ, I. M et al.Journal of organic chemistry. 1983, Vol 48, Num 15, pp 2615-2619, issn 0022-3263Article

SYNTHESIS OF ( +OU- )-ILLUDOLSEMMELHACK MF; TOMODA S; HURST KM et al.1980; J. AM. CHEM. SOC.; ISSN 0002-7863; USA; DA. 1980; VOL. 102; NO 25; PP. 7567-7568; BIBL. 18 REF.Article

HETEROCUMULENES FLUORES. XIII. INTERACTION DE LA N-PHENYL-BIS-(TRIFLUOROMETHYL) CETENIMINE AVEC DES ETHERS VINYLIQUES ET UN ACETAL DE CETENEDEL'TSOVA DP; GAMBARYAN NP.1976; IZVEST. AKAD. NAUK S.S.S.R., SER. KHIM.; S.S.S.R.; DA. 1976; NO 4; PP. 858-862; BIBL. 7 REF.Article

INTERMEDIATES IN THE 1,2-ADDITION OF 1,1-DIETHOXYETHENE TO QUINONES: SYNTHESIS OF DEOXYERYTHROLACCIN.CAMERON DW; CROSSLEY MJ; FEUTRILL GI et al.1977; J. CHEM. SOC., CHEM. COMMUNIC.; G.B.; DA. 1977; NO 9; PP. 297-298; BIBL. 9 REF.Article

THE RELATIVE RATES OF ELECTRON-RICH AND ELECTRON-DEFICIENT ALKENE CYCLOADDITIONS TO BENZYNE: ENHANCED ELECTROPHILICITY AS A CONSEQUENCE OF ALKYNE BENDING DISTORTIONSRONDAN NG; DOMELSMITH LN; HOUK KN et al.1979; TETRAHEDRON LETTERS; GBR; DA. 1979; NO 35; PP. 3237-3240; BIBL. 17 REF.Article

Reactions of ketenes. XIX: A general method for the synthesis of 4,4,4-trialkoxybutanoic estersGRAZIANO, M. L; IESCE, M. R.Synthesis (Stuttgart). 1985, Num 8, pp 762-764, issn 0039-7881Article

A facile synthesis of γ,δ-unsaturated esters by the Pd(II) catalyzed Claisen rearrangementOHSHIMA, M; MURAKAMI, M; MUKAIYAMA, T et al.Chemistry Letters. 1984, Num 9, pp 1535-1536, issn 0366-7022Article

Preparation and cycloaddition of functionalized 4,6-dialkylpyrone-5-carboxylates. Synthesis of bicyclic lactones and substituted benzoatesJUNG, M. E; HAGENAH, J. A.Heterocycles (Sendai). 1987, Vol 25, pp 117-121, issn 0385-5414, no. spécArticle

Reaction of 1,2,3-triazine with dienophilesITOH, T; OHSAWA, A; OKADA, M et al.Chemical and pharmaceutical bulletin. 1985, Vol 33, Num 7, pp 3050-3052, issn 0009-2363Article

NUCLEOPHILIC ALKENES. III. ADDITION OF 1,1-DIALKOXYETHENES TO 1,4-NAPHTOQUINONES. THE 1:2-PROCESS.CAMERON DW; CROSSLEY MJ; FEUTRILL GI et al.1978; AUSTRAL. J. CHEM.; AUS; DA. 1978; VOL. 31; NO 6; PP. 1335-1352; BIBL. 30 REF.Article

POLYCYCLIC HYDROXYQUINONES. VII: SYNTHESIS OF 6-SUBSTITUTED 1,2,3,4-TETRAHYDROQUINIZARINS. A NOVEL ROUTE TO ANTHRACYCLINONES VIA VINYLKETEN ACETALSECHAVARREN A; FARINA F; PRADOS P et al.1981; J. CHEM. RES., SYNOP.; ISSN 0308-2342; GBR; DA. 1981; NO 10; PP. 316-317; BIBL. 8 REF.Article

A COMMON STRATEGY FOR CONSTRUCTION OF THE PANICULIDES (A-C): TOTAL SYNTHESIS OF PANICULIDE ASMITH AB III; RICHMOND RE.1981; J. ORG. CHEM.; ISSN 0022-3263; USA; DA. 1981; VOL. 46; NO 23; PP. 4814-4816; BIBL. DISSEM.Article

Investigation of chiral induction in photochemical oxetane formationKOCH, H; RUNSINK, J; SCHARF, H.-D et al.Tetrahedron letters. 1983, Vol 24, Num 31, pp 3217-3220, issn 0040-4039Article

Synthesis of SQ-33,054, a novel cyclobutane nucleoside with potent antiviral activitySLUSARCHYK, W. A; YOUNG, M. G; BISACCHI, G. S et al.Tetrahedron letters. 1989, Vol 30, Num 47, pp 6453-6456, issn 0040-4039Article

Thermal cycloaddition reaction of tropone to 1,1-diethoxyethene: structure revision of Cantrell's Diels-Alder adductTAKESHITA, H; NAKASHIMA, H; SUGIYAMA, S et al.Bulletin of the Chemical Society of Japan. 1988, Vol 61, Num 2, pp 573-574, issn 0009-2673Article

Ketenacetale als Dienophile: Reaktivität und Regiospezifität bei (4+2)-Cycloadditionen mit inversem Elektronenbedarf = Les acétals de cétène comme diénophiles: réactivité et régiospécificité au cours des cycloadditions (4+2) avec besoin inverse en électrons = Ketene acetals as dienophiles: reactivity and regiospecificity of (4+2) cycloadditions with inverse electron-demandMÜLLER, K; SAUER, J.Tetrahedron letters. 1984, Vol 25, Num 24, pp 2541-2544, issn 0040-4039Article

Chiral 2-methyl-2-phenyl-1,3-oxazine-4,6-diones. Novel building blocks for the synthesis of enantiomerically pure compoundsSATO, M; KITAZAWA, N; NAGASHIMA, S et al.Chemistry Letters. 1992, Num 3, pp 485-488, issn 0366-7022Article

Chiral induction in photochemical reactions. V: Regio- and diastereoselectivity in the photochemical [2+2] cycloaddition of chiral cyclenone-3-carboxylates with 1,1'-diethoxyetheneHERZOG, H; KOCH, H; SCHARF, H.-D et al.Tetrahedron (Oxford. Print). 1986, Vol 42, Num 13, pp 3547-3558, issn 0040-4020Article

Some [2+2] and [3+2] photocycloadditions of α,β-acetylenic ketonesBHASKAR RAO, V; SCHRODER, C; MARGARETHA, P et al.Journal of organic chemistry. 1985, Vol 50, Num 20, pp 3881-3884, issn 0022-3263Article

Additions of 1,1-diethoxyethene to 1,2-diketonesMATTAY, J; RUNSINK, J.Journal of organic chemistry. 1985, Vol 50, Num 16, pp 2815-2818, issn 0022-3263Article

THEORY OF TRANSLATIONALLY DRIVEN REACTIONSCHESNAVICH WJ; BOWERS MT.1979; J. PHYS. CHEM.; USA; DA. 1979; VOL. 83; NO 8; PP. 900-905; BIBL. 23 REF.Article