Works matching IS 0018019X AND DT 1994 AND VI 77 AND IP 5

Results: 25

Total Synthesis of Racemic and Optically Active Compounds Related to Physostigmine and Ring-C Heteroanalogues from 3-[2′-(dimethylamino)ethyl]2,3-dihydro-5-methoxy-1,3-dimethyl-1 H-indo l-2-ol.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1412, doi. 10.1002/hlca.19940770519

By:

Pei, Xue-Feng;
Greig, Nigel H.;
Flippen-Anderson, Judith L.;
Bi, Sheng;
Brossi, Arnold

Publication type:

Article

Synthetic Routes to the Cyclo[ n]carbons.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1441, doi. 10.1002/hlca.19940770522

By:

Diederich, François;
Rubin, Yves;
Chapman, Orville L.;
Goroff, Nancy S.

Publication type:

Article

[M(bpy)3] (M = Fe, Ru, Os): New Crystalline Materials from the reductive electrocrystallization of [M(bpy)3](PF6)2.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1222, doi. 10.1002/hlca.19940770504

By:

Pérez-Cordero, Eduardo;
Buigas, Rosanna;
Brady, Nancy;
Echegoyen, Luis;
Arana, Claudia;
Lehn, Jean-Marie

Publication type:

Article

Oxidative Coupling of αω,-Di(cyclopentadienyl)alkane-diides.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1346, doi. 10.1002/hlca.19940770515

By:

You, Shaochun;
Gubler, Matthias;
Neuenschwander, Markus

Publication type:

Article

Synthesis of the Thiazolone Analogue of the Acetylcholinesterase Inhibitor, Huperzine A.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1256, doi. 10.1002/hlca.19940770508

By:

Kozikowski, Alan P.;
Tückmantel, Werner;
Saxena, Ashima;
Doctor, Bhupendra P.

Publication type:

Article

Synthesis, Crystal Structure, and Thermal Behaviour of Some New Copper Complexes with tridentate β-iminoketone ligands.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1288, doi. 10.1002/hlca.19940770511

By:

Becht, Michael;
Gerfin, Tobias;
Dahmen, Klaus-Hermann

Publication type:

Article

α,α-Disubstituted Allyl Sulfones: An approach to the synthesis of vinyl-branched pheromone analogues.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1281, doi. 10.1002/hlca.19940770510

By:

Hoskovec, Michal;
Koutek, Bohumír;
Lazar, Josef;
Streinz, Ludvík;
Brožová, Eva;
Kalinová, Blanka;
Vrkoč, Jan

Publication type:

Article

Glycosylidene Carbenes. Part 18. Insertion of glycosylidene carbenes into the SnH bond of tributyl- and triphenylstannane: A synthesis of stannoglycosides.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1430, doi. 10.1002/hlca.19940770521

By:

Uhlmann, Peter;
Nanz, Daniel;
Bozó, Eva;
Vasella, Andrea

Publication type:

Article

Xenicane Diterpenes Revisited: Thermal ( E)→( Z) isomerization and conformational motions. A unifying picture.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1203, doi. 10.1002/hlca.19940770503

By:

Guella, Graziano;
Chiasera, Giuseppe;
N'Diaye, Ibrahima;
Pietra, Francesco

Publication type:

Article

A Reinvestigation of the Oxidative Rearrangement of Yohimbane-Type Alkaloids. Part A. Formation of pseudoindoxyl ( = 1,2-dihydro-3 H-indol-3-one) derivatives.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1331, doi. 10.1002/hlca.19940770514

By:

Stahl, Reto;
Borschberg, Hans-Jürg

Publication type:

Article

Mitteilungen - Communications.

Published in:: Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1475, doi. 10.1002/hlca.19940770525
Publication type:: Article

Synthesis and Structure-Activity Relationships of Juvenoids Derived from 2-(4-hydroxybenzyl)cycloalkan-1-ones.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1241, doi. 10.1002/hlca.19940770507

By:

Rejzek, Martin;
Wimmer, ZdenêK;
Šaman, David;
Říčánková, Michaela;
Nêmec, Václav

Publication type:

Article

Synthesis of Enantiomerically Pure D- and L-(Heteroaryl)alanines by asymmetric hydrogenation of ( Z)-α-amino-αβ-didehydro esters.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1395, doi. 10.1002/hlca.19940770518

By:

Masquelin, Thierry;
Broger, Emil;
Müller, Klaus;
Schmid, Rudolf;
Obrecht, Daniel

Publication type:

Article

A Reinvestigation of the α-Alkylation of 4-Monosubstituted 2-phenyloxazol-5(4 H)-ones ('azlactones'): A general entry into highly functionalized α,α-disubstituted α-amino acids.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1423, doi. 10.1002/hlca.19940770520

By:

Obrecht, Daniel;
Bohdal, Udo;
Ruffieux, Ruth;
Müller, Klaus

Publication type:

Article

Asymmetric Catalysis by Vitamin B12: The isomerization of achiral cyclopropanes to optically active olefins.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1193, doi. 10.1002/hlca.19940770502

By:

Troxler, Thomas;
Scheffold, Rolf

Publication type:

Article

Radical Anions of Polyalkylazulenes: An ESR and ENDOR Study.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1458, doi. 10.1002/hlca.19940770523

By:

Bachmann, Rainer;
Burda, Clemens;
Gerson, Fabian;
Scholz, Markus;
Hansen, Hans-Jürgen

Publication type:

Article

Preparation of Oxazolidine-Containing Peptides: Unusual effects in RhIII-catalyzed acetalizations of aldehydes with urethane-protected serine and threonine esters and with dipeptides containing serine or threonine residues at the N-terminus.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1313, doi. 10.1002/hlca.19940770513

By:

Seebach, Dieter;
Sommerfeld, Thimo L.;
Jiang, Qiongzhong;
Venanzi, Luigi M.

Publication type:

Article

A Short Synthesis of (−)-Carbovir.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1236, doi. 10.1002/hlca.19940770506

By:

Hildbrand, Stefan;
Troxler, Thomas;
Scheffold, Rolf

Publication type:

Article

Masthead.

Published in:: Helvetica Chimica Acta, 1994, v. 77, n. 5, p. fmi, doi. 10.1002/hlca.19940770501
Publication type:: Article

Solution Structure of One-Electron Reduced and Oxidized Molecules with Twisted Donor and Acceptor Moieties.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1466, doi. 10.1002/hlca.19940770524

By:

Hopf, Henning;
Kreutzer, Martin;
Mlynek, Cornelia;
Scholz, Markus;
Gescheidt, Georg

Publication type:

Article

Synthetic Attempts towards 'Aromatic' Nonafulvenes.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1377, doi. 10.1002/hlca.19940770517

By:

Chai, Shengyong;
Neuenschwander, Markus

Publication type:

Article

N4-Benzoylspermidine from Oncinotis tenuiloba: Analytical differentiation of the three isomeric N-benzoylspermidines.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1229, doi. 10.1002/hlca.19940770505

By:

Doll, Martin K.-H.;
Guggisberg, Armin;
Hesse, Manfred

Publication type:

Article

Umsetzung von Diazoessigsäure-ethylester mit 1,3-Thiazol-5(4 H)-thionen.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1299, doi. 10.1002/hlca.19940770512

By:

Kägi, Martin;
Mlostoń, Grzegorz;
Linden, Anthony;
Heimgartner, Heinz

Publication type:

Article

Synthese einer Calicen-Vorstufe für Retro-Diels-Alder-Reaktionen.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1363, doi. 10.1002/hlca.19940770516

By:

Mühlebach, Michel;
Neuenschwander, Markus

Publication type:

Article

Nucleosides. Part LVI. Aminolysis of carbamates of adenosine and cytidine.

Published in:

Helvetica Chimica Acta, 1994, v. 77, n. 5, p. 1267, doi. 10.1002/hlca.19940770509

By:

Sigmund, Harald;
Pfleiderer, Wolfgang

Publication type:

Article

Works matching IS 0018019X AND DT 1994 AND VI 77 AND IP 5

Total Synthesis of Racemic and Optically Active Compounds Related to Physostigmine and Ring-C Heteroanalogues from 3-[2′-(dimethylamino)ethyl]2,3-dihydro-5-methoxy-1,3-dimethyl-1 H-indo l-2-ol.

Synthetic Routes to the Cyclo[ n]carbons.

[M(bpy)<sub>3</sub>] (M = Fe, Ru, Os): New Crystalline Materials from the reductive electrocrystallization of [M(bpy)<sub>3</sub>](PF<sub>6</sub>)<sub>2</sub>.

Oxidative Coupling of αω,-Di(cyclopentadienyl)alkane-diides.

Synthesis of the Thiazolone Analogue of the Acetylcholinesterase Inhibitor, Huperzine A.

Synthesis, Crystal Structure, and Thermal Behaviour of Some New Copper Complexes with tridentate β-iminoketone ligands.

α,α-Disubstituted Allyl Sulfones: An approach to the synthesis of vinyl-branched pheromone analogues.

Glycosylidene Carbenes. Part 18. Insertion of glycosylidene carbenes into the SnH bond of tributyl- and triphenylstannane: A synthesis of stannoglycosides.

Xenicane Diterpenes Revisited: Thermal ( E)→( Z) isomerization and conformational motions. A unifying picture.

A Reinvestigation of the Oxidative Rearrangement of Yohimbane-Type Alkaloids. Part A. Formation of pseudoindoxyl ( = 1,2-dihydro-3 H-indol-3-one) derivatives.

Mitteilungen - Communications.

Synthesis and Structure-Activity Relationships of Juvenoids Derived from 2-(4-hydroxybenzyl)cycloalkan-1-ones.

Synthesis of Enantiomerically Pure D- and L-(Heteroaryl)alanines by asymmetric hydrogenation of ( Z)-α-amino-αβ-didehydro esters.

A Reinvestigation of the α-Alkylation of 4-Monosubstituted 2-phenyloxazol-5(4 H)-ones ('azlactones'): A general entry into highly functionalized α,α-disubstituted α-amino acids.

Asymmetric Catalysis by Vitamin B<sub>12</sub>: The isomerization of achiral cyclopropanes to optically active olefins.

Radical Anions of Polyalkylazulenes: An ESR and ENDOR Study.

Preparation of Oxazolidine-Containing Peptides: Unusual effects in Rh<sup>III</sup>-catalyzed acetalizations of aldehydes with urethane-protected serine and threonine esters and with dipeptides containing serine or threonine residues at the N-terminus.

A Short Synthesis of (−)-Carbovir.

Masthead.

Solution Structure of One-Electron Reduced and Oxidized Molecules with Twisted Donor and Acceptor Moieties.

Synthetic Attempts towards 'Aromatic' Nonafulvenes.

N<sup>4</sup>-Benzoylspermidine from Oncinotis tenuiloba: Analytical differentiation of the three isomeric N-benzoylspermidines.

Umsetzung von Diazoessigsäure-ethylester mit 1,3-Thiazol-5(4 H)-thionen.

Synthese einer Calicen-Vorstufe für Retro-Diels-Alder-Reaktionen.

Nucleosides. Part LVI. Aminolysis of carbamates of adenosine and cytidine.