Works matching IS 0018019X AND DT 1974 AND VI 57 AND IP 8
Results: 50
Zur Reaktionsweise von Enaminen mit Cyclopropenonen V. Einsatz von β-Carbonyl-enaminen.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2525, doi. 10.1002/hlca.19740570827
- By:
- Publication type:
- Article
Synthesis of New Xanthones, I.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2613, doi. 10.1002/hlca.19740570838
- By:
- Publication type:
- Article
Recherches sur la biochimie des champignons inférieurs VIII. Synthèse chimique de pigments diquinoniques.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2368, doi. 10.1002/hlca.19740570809
- By:
- Publication type:
- Article
Erratum.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2707, doi. 10.1002/hlca.19740570849
- Publication type:
- Article
Modifizierte Streptozotocine.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2622, doi. 10.1002/hlca.19740570840
- By:
- Publication type:
- Article
The Dianion of Heptalene.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2387, doi. 10.1002/hlca.19740570811
- By:
- Publication type:
- Article
Deux types de participation π lors de l'hydrolyse des diazocétones γ, δ-insaturées par des acides aqueux et des superacides. L'ion oxo-5-norbornyle-2.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2492, doi. 10.1002/hlca.19740570822
- By:
- Publication type:
- Article
Beckmann Fragmentation and Rearrangement. Part VII. Fragmentation and cyclization of α-methylthio-ketoximes. Fragmentation reactions no. 27.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2571, doi. 10.1002/hlca.19740570833
- By:
- Publication type:
- Article
Synthese und Basizität 4-substituierter Chinuclidine. Chinuclidinreihe 12. Mitteilung.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2332, doi. 10.1002/hlca.19740570804
- By:
- Publication type:
- Article
Über Pterinchemie. 50. Mitteilung [1]. <sup>13</sup>C-NMR.-Spektren von 7,8-Dihydro- und 5,6,7,8-Tetrahydrofolsäure.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2658, doi. 10.1002/hlca.19740570844
- By:
- Publication type:
- Article
Über die säurekatalysierte Umlagerung von β-Jonon-5,6-epoxid.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2439, doi. 10.1002/hlca.19740570815
- By:
- Publication type:
- Article
Selective Population of the n, π* and π, π* Triplet States of 1-Indanones.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2519, doi. 10.1002/hlca.19740570826
- By:
- Publication type:
- Article
The Thermal 2 + 2-Addition of N-(2-Phenylallyl), N-(3-phenylally)-toluenesulfonamide: Stereochemical and kinetic evidence for a diradical intermediate.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2610, doi. 10.1002/hlca.19740570837
- By:
- Publication type:
- Article
Beckmann Fragmentation and Rearrangement. Part VI thian-3-one oximes. Fragmentation reactions no. 26.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2562, doi. 10.1002/hlca.19740570832
- By:
- Publication type:
- Article
Die Kristallstruktur von 1,2,3,4-Tetrahydro-1-methyl-2-oxopyrimido[1,2- a]benzimidazol-4-carbonsäuremethylester.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2364, doi. 10.1002/hlca.19740570808
- By:
- Publication type:
- Article
Metabolites of Microorganisms. 144th communication. The Crystal and Molecular Structure of 3-Hydroxy-4-methylproline.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2477, doi. 10.1002/hlca.19740570819
- By:
- Publication type:
- Article
Recherches sur la biochimie des champignons inférieurs IX. Synthèse de précurseurs marqués et biosynthèse de la phoenicine et de l'oosporéine.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2377, doi. 10.1002/hlca.19740570810
- By:
- Publication type:
- Article
Mitteilungen - Communication.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2707, doi. 10.1002/hlca.19740570850
- Publication type:
- Article
Asymmetrische homogene Hydrierung am Beispiel der Hydrierung eines Thiophenderivates.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2487, doi. 10.1002/hlca.19740570821
- By:
- Publication type:
- Article
Photochemical Reactions. 80th Communication [1]. Preliminary report on the photolysis of ( E) - Dehydro-β-ionone-epoxide.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2704, doi. 10.1002/hlca.19740570848
- By:
- Publication type:
- Article
The Gas-Solid Interface the adsorption of nitrogen, argon, neopentane, sulfur dioxide, carbon dioxide and sulfur hexafluoride on rhombic sulfur.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2327, doi. 10.1002/hlca.19740570803
- By:
- Publication type:
- Article
Zur Kenntnis der Indolreaktion nach Fischer, I. Thermische und Säurekatalysierte Reaktionen von N, N′-Dimethyl-N-phenyl-N′-alkenylhydrazinen.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2643, doi. 10.1002/hlca.19740570843
- By:
- Publication type:
- Article
Synthesis of benzo-homotriasterenedione.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2420, doi. 10.1002/hlca.19740570814
- By:
- Publication type:
- Article
3-Oxawurtzitane (3-Oxatetracyclo[5.3.1.1<sup>2,6</sup>0<sup>4,9</sup>]dodecane).
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2517, doi. 10.1002/hlca.19740570825
- By:
- Publication type:
- Article
Intramolecular Thermal 2 + 2-Cycloadditions of Styrene-Derivatives.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2605, doi. 10.1002/hlca.19740570836
- By:
- Publication type:
- Article
Synthese von Pyrimido[1,2- a]benzimidazolen durch Umsetzung von 2-Aminobenzimidazol mit Acetylendicarbonsäure-dimethylester und ihre Überführung in Imidazo[1,2- a]benzimidazole.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2356, doi. 10.1002/hlca.19740570807
- By:
- Publication type:
- Article
Zur Photochemie des Iso-methyl-α, ( E)-jonons.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2679, doi. 10.1002/hlca.19740570847
- By:
- Publication type:
- Article
Stoffwechselprodukte von Mikroorganismen 143. Mitteilung. Echinocandin B, ein neuartiges Polypeptid-Antibioticum aus Aspergillus nidulans var. echinulatus: Isolierung und Bausteine.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2459, doi. 10.1002/hlca.19740570818
- By:
- Publication type:
- Article
Organic Phosphorus Compounds 67. The exchange Cleavage of dialkylaminomethylphosphines with aryl and diarylphosphines [1].
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2550, doi. 10.1002/hlca.19740570829
- By:
- Publication type:
- Article
Extraction liquide-liquide par des esters alkylphosphoriques. III. Séparation de la paire yttrium - gadolinium par l'acide di-(2-éthylhexyl)phosphorique.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2483, doi. 10.1002/hlca.19740570820
- By:
- Publication type:
- Article
Contribution à la phytochimie du genre Gentiana IX. Etude de composés flavoniques et xanthoniques dans les feuilles de gentiana Campestris L. 1ère communication.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2557, doi. 10.1002/hlca.19740570831
- By:
- Publication type:
- Article
Albert Wettstein 1907-1974.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2325, doi. 10.1002/hlca.19740570802
- By:
- Publication type:
- Article
Synthese von 2 H-Isoindol-4,7 -dionen durch photochemische Cycloaddition von 2,3-Diphenyl-2 H-azirin an 1,4-Chinone. 38. Mitteilung über Photoreaktionen.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2634, doi. 10.1002/hlca.19740570842
- By:
- Publication type:
- Article
Interaction of ophidian L-amino acid oxidase with its substrates and inhibitors: Role of molecular geometry and electron distribution. Communication 6 on ophidian L-amino acid oxidases.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2406, doi. 10.1002/hlca.19740570813
- By:
- Publication type:
- Article
Eine einfache Synthese von 2,2-Dimethyl-thietan.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2514, doi. 10.1002/hlca.19740570824
- By:
- Publication type:
- Article
Allenic and Acetylenic Spiropiperidine Alkaloids from the Neotropical Forg, Dendrobates histrionicus.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2597, doi. 10.1002/hlca.19740570835
- By:
- Publication type:
- Article
Electron Transfer Spectra of the Hexachloro- and Hexabromoniobate(V) and Tantalate(V) Anions.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2345, doi. 10.1002/hlca.19740570806
- By:
- Publication type:
- Article
Studies on Heterocyclic Colouring Matters Part II: Δ<sup>2,2′</sup> -Bi (2 H-1, 4-benzothiazines).
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2664, doi. 10.1002/hlca.19740570846
- By:
- Publication type:
- Article
Photochemische Umwandlung des Oxims von 3-Oxo-17β-acetoxy-Δ<sup>1,5</sup>-androstadien.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2454, doi. 10.1002/hlca.19740570817
- By:
- Publication type:
- Article
Selektive Synthesen mit Organometallen III. ( Z)-Crotylalkoholate mit metalltragenden olefinischen Kohlenstoffatomen.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2547, doi. 10.1002/hlca.19740570828
- By:
- Publication type:
- Article
Totalsynthese von Humaninsulin unter gezielter Bildung der Disulfidbindungen. Vorläufige Mitteilung.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2617, doi. 10.1002/hlca.19740570839
- By:
- Publication type:
- Article
Synthèse de sucres aminès ramifiés II. Synthèse et réactions de spiro-aziridines. Communication préliminaire.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2553, doi. 10.1002/hlca.19740570830
- By:
- Publication type:
- Article
Masthead.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. fmi, doi. 10.1002/hlca.19740570801
- Publication type:
- Article
Photoinduzierte Cycloadditionen von aliphatischen 2 H-Azirinen. 37. Mitteilung über Photoreaktionen.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2626, doi. 10.1002/hlca.19740570841
- By:
- Publication type:
- Article
The Radical Anions of Heptalene and 1, 7-Methano-[12]annulene.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2399, doi. 10.1002/hlca.19740570812
- By:
- Publication type:
- Article
The Use of Paraquat as an NMR.-and charge-transfer-probe for solvent-exposed aromatic amino-acid side-chains.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2503, doi. 10.1002/hlca.19740570823
- By:
- Publication type:
- Article
Reversible, thermische Isomerisierung zwischen α, β-γ, δ-ungesättigten Aldehyden und Alkenylketenen durch [1,5]-H-Verschiebung. Valenzisomerisierung von cis-Dienonen, V [1].
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2583, doi. 10.1002/hlca.19740570834
- By:
- Publication type:
- Article
Synthese und Basizität 4-heterosubstituierter. Chinuclidine Chinuclidinreihe, 13. Mitteilung.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2339, doi. 10.1002/hlca.19740570805
- By:
- Publication type:
- Article
Bildung von Estern und Lactonen durch Silberionen-Katalyse.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2661, doi. 10.1002/hlca.19740570845
- By:
- Publication type:
- Article
Synthese und pericyclische Reaktionen von 4, 4a-Dehydro-α-bicyclofarnesensäureester.
- Published in:
- Helvetica Chimica Acta, 1974, v. 57, n. 8, p. 2446, doi. 10.1002/hlca.19740570816
- By:
- Publication type:
- Article