bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Intramolecular Amidoselenation of Olefinic Imidates to Afford Lactams.
Authors: TOSHIMITSU A. , TERAO K. , UEMURA S. 
Published: May 2016

AbstractDurch Umsetzung des Alkenyloxazolins (I) mit dem Se‐bromid (II) erhält man das Lactam (III).
ChemInform Abstract: A New Method for Synthesis of Five‐Membered Carbocycles: Use of the Ester Enolate Rearrangement in Conjunction with Radical Cyclization.
Authors: MOHAMMED A. Y. , CLIVE D. L. J. 
Published: May 2016

AbstractAus den Cycloalkenolen (I) und dem Phenylselenobutyrylchlorid (II) erhält man die Carbonsäureester (III), die über eine Umlagerung zu den Cycloalkenyl‐substituierten Silylestern (IV) führen.
ChemInform Abstract: Iminium Ion Route to Azomethine Ylides from Primary and Secondary Amines.
Authors: ARDILL H. , GRIGG R. , SRIDHARAN V. , SURENDRAKUMAR S. , THIANPATANAGUL S. , KANAJUN S. 
Published: May 2016

AbstractNinhydrin (I), Isatin (V) sowie die weiteren Dipol‐Vorstufen (XII), (XVI) und (XVIII) reagieren mit primären und sekundären Aminenund ggfs.
ChemInform Abstract: Photochemical Decomposition of 2,4‐Dinitro‐4‐dimethylaminoazobenzene in Aerated Solution.
Authors: ALBINI A. , FASANI E. , PIETRA S. 
Published: May 2016

AbstractIn the search for a suitable model for photofading induced by the substrate in which an azo‐dye is dispersed (or by some additives), some ketones such as " (III) are irradiated in the presence of the azo‐compound (I).
ChemInform Abstract: Photochemical Transformations. Part 67. The Benzo‐ and Azo(azoxy)‐chromophors as π6/π2‐Components in Photocycloaddition Reactions.
Authors: FISCHER G. , BECKMANN E. , PRINZBACH H. , RIHS G. , WIRZ J. 
Published: May 2016

AbstractDas aus β‐Naphthol und Maleinsäureanhydrid zugängliche exo‐Addukt (I) wird in den Diaza‐Polycyclus (III) übergeführt, aus dem mit Cyclopentadien (IV) die Azoverbindung (V) erhalten wird.
ChemInform Abstract: Photochemical Transformations. Part 68. [6 + 6]‐Benzo/Benzo‐Photocycloaddition Reactions.
Authors: SEDELMEIER G. , FESSNER W.‐D. , GRUND C. , SPURR P. R. , FRITZ H. , PRINZBACH H. 
Published: May 2016

AbstractDie photochemischen Interaktionen zwischen "face‐to‐face" orientierten Benzolkernen werden untersucht.
ChemInform Abstract: Chromium(VI) Based Oxidants. Part 2. Zinc Dichromate Trihydrate: A Versatile and Mild Reagent for the Oxidation of Organic Compounds.
Authors: FIROUZABADI H. , SARDARIAN A. R. , MOOSAVIPOUR H. , AFSHARI G. M. 
Published: May 2016

AbstractWie im Formelschema skizziert, werden Alkohole, Oxime, Anthracen, Phenanthren, Naphthalin, Tolan und Stilben durch Zinkdichromat zu Carbonyl‐ Verbindungen oxidiert; Phenylacetylen wird in Benzoesäure, Ether werden in Ester und THF wird in das entsprechende Lacton übergeführt.
ChemInform Abstract: Microbiological Transformations. Part 5. Microbiological Hydroxylation of Lactams, Amides and Monocyclic Imides by the Fungus Beauveria sulfurescens.
Authors: ARCHELAS A. , FURSTOSS R. , SRAIRI D. , MAURY G. 
Published: May 2016

AbstractPyrrolidines, piperidines and hexamethyleneimines are incubated following methods A) or B) to obtain hydroxylated products which in general are not optically active (yields are given predominantly in g).
ChemInform Abstract: The Preparation of Trimethylsulfonium Chloride from Methyl Chloroformate and Dimethyl Sulfide.
Authors: BYRNE B. , LAFLEUR LAWTER L. M. 
Published: May 2016

AbstractAus Dimethylsulfid (I) wird mit Chlorameisensäuremethylester (II) das Sulfoniumsalz (III) erhalten.
ChemInform Abstract: 1,4‐Addition of Triorganozincates and Silyldiorganozincates to α,β‐Unsaturated Ketones.
Authors: TUECKMANTEL W. + , OSHIMA K. , NOZAKI H. 
Published: May 2016

AbstractLi‐ and Mg‐triorganozincates (IV), prepared by combination of ZnCl2 (tetramethylenediamine) with 3 molar equiv. (m.e.) of (I) or (II), or from dialkylzinc 41 and l m.e.
ChemInform Abstract: Oxopropenylation of Alkylmagnesium Halides by 3‐(Trimethylsilyloxy)acroleins.
Authors: ULLRICH F.‐W. , ROTSCHEIDT K. , BREITMAIER E. 
Published: May 2016

AbstractOxopropenylation of the organomagnesium halides (I) by the respective acroleins (II) (known Compounds) selectively yields the unsaturated aldehydes (III) with the Econfiguration.
ChemInform Abstract: A Short and Efficient Synthesis of 4,5‐Disubstituted‐1‐pentenes.
Authors: DE CAMP SCHUDA A. , MAZZOCCHI P. H. , FRITZ G. , MORGAN T. 
Published: May 2016

AbstractEpibrom‐ und Epichlorhydrin (I) werden mit Vinylmagnesiumbromid (II) in 5‐Halogen‐4‐hydroxy‐1‐pentene (III) umgewandelt, aus denen weitere Derivate, wie im Formelschema skizziert, hergestellt werden.
ChemInform Abstract: Lithium Aluminium Hydride Reductions. A New Hydrolysis Method for Intractable Products.
Authors: POWELL J. , JAMES N. , SMITH S. J. 
Published: May 2016

AbstractLithiumaluminiumhydrid‐Reduktionsprodukte wie Aminoalkohole, die sich bei der Aufarbeitung nur schwer vom Aluminium abtrennen lassen, werden nach Hydrolyse mittels Triethanolamin gut isolierbar, wie an 4 Beispielen im Formelschema gezeigt wird.
ChemInform Abstract: A New Convenient Synthetic Method for 3‐Alkyl‐1,1,1‐trifluoroacetylacetone and Its Derivatives.
Authors: KAMITORI Y. , HOJO M. , MASUDA R. , FUJITANI T. , KOBUCHI T. , NISHIGAKI T. 
Published: May 2016

AbstractDer aus Aceton‐dimethylaeetal (I) und Trifluoracetanhydrid (II) gut zugängliche Methyl‐ß‐tri?uoracetylvinylether (III) wird durch Etheraustausch‐Reaktion in die Allyl‐vinylether (IV) übergeführt, die in einer Claisen‐Umlagerung die 3‐A1lyl‐trifluoracetylacetone (V) bilden.
ChemInform Abstract: A Study of the Reaction of the Ethyl Ester of 2‐(2,2,2‐Trichloroethylidene)‐3‐oxo‐butanoic Acid with Zinc and Acid Chlorides.
Authors: SHCHEPIN V. V. , EL'SHIN I. V. , LAPKIN I. I. 
Published: May 2016

AbstractThe title compound (I) reacts with Zn in EtzO/EtOAc to form the zinc complex (II) with the Z‐configuration as shown.
ChemInform Abstract: Organic Disulfides and Related Substances. Part 45. Synthesis and Properties of Some Disulfide Sulfinate Salts Containing No Nitrogen.
Authors: SRIVASTAVA P. K. , FIELD L. 
Published: May 2016

AbstractThe title salts (Ia)‐(Ih) (potential radioprotective agents) are prepared by reaction of the corresponding thiols (III) with dithiane dioxide (II) in the presence of sodium methoxide.
ChemInform Abstract: Synthetic Applications of the Carbanion Walk Mechanism: A Novel and Facile Method for the Preparation of 1,3‐Dimethylenecyclobutane and Conjugated Vinylallene Derivatives.
Authors: BRAVERMAN S. , FREUND M. , REISMAN D. , GOLDBERG I. 
Published: May 2016

AbstractDie Umsetzung des Allensulfons (Ia) mit 0.5 Äquivalenten Butyllithium (II) bei 0°C führt zum Vinylallen (III), das zu einem Gemisch aus (IVa) und (IVb) desulfoniert wird.
ChemInform Abstract: Preparation of Difunctional Ethylenic Compounds by Acetylation of Variously Substituted Cyclohexenes.
Authors: GRIGNON‐DUBOIS M. , CAZAUX M. 
Published: May 2016

AbstractAseries of cyclo‐ "hexene Compounds (ketones, nitriles and esters as well as tertiary, secondary and primary alcohols) are subjected to the acetylation method A) yielding the products shown in the scheme.
ChemInform Abstract: Effects of the Captodative Substitution. Part 33. Dienophilic Properties of Captodative Olefins: Influence of the Steric Dimensions of α‐Alkylthioacrylonitriles on the Stereoselectivity of Diels‐Alder Reactions.
Authors: BOUCHER J.‐L. , STELLA L. 
Published: May 2016

AbstractThe cycloaddition of cyclopentadiene (I) with the nitriles (II) occurs spontaneously to give mixtures of the adducts (III) and (IV).
ChemInform Abstract: Z‐Isomers of the Thiosemicarbazones from Pyruvic Acid Amides.
Authors: POPLAVSKAYA I. A. , KHALILOVA S. F. 
Published: May 2016

AbstractThe oximo‐thiosemicarbazones (I), on treatment with HNOZ, react at the oxime function only, leaving the thiosemicarbazone moiety intact.
ChemInform Abstract: A New Synthesis of 2‐Aminoalcohols from O‐Trimethylsilylated Cyanohydrins.
Authors: KREPSKI L. R. , JENSEN K. M. , HEILMANN S. M. , RASMUSSEN J. K. 
Published: May 2016

Abstract′ Die Umsetzung von O‐silylierten Cyanohydrinen (I) mit Grignard‐Verbindungen (II) und nachfolgende Reduktion führen zu 2‐Aminoalkoholen (III).
ChemInform Abstract: Reduction of 4,5‐Dihydro‐1,2‐oxazoles (Δ2‐Isoxazolines). A Cycloadditive Approach to 2‐Alkenyl Ketones.
Authors: CURRAN D. P. , KIM B. H. 
Published: May 2016

AbstractDie Cycloaddition von in situ aus (I) gebildeten Nitriloxiden an das Allylsilan (II) führt zu Isoxazolinen (III), die nach reduktiver Spaltung zu Hydroxyketonen (IV) durch nachfolgende Peterson‐Eliminierung in ß,y‐ungesättigte Ketone (V) umgewandelt werden.
ChemInform Abstract: Polycarbonylmethyl Derivatives: Reactions of 2‐(3‐Methyl‐5‐isoxazolyl)‐ 1‐phenylethanone.
Authors: EIDEN F. , PATZELT G. 
Published: May 2016

AbstractDie Hydrogenolyse des Isoxazols (I) liefert in Abhängigkeit vom Lösungsmittel das Dihydropyridinon (II) bzw. das Enamino‐hydroxy‐keto‐n (III), dessen Hydrolyse zum Endion (IV) führt.
ChemInform Abstract: Preparation of Some Choleretic Drugs by Modified Reformatsky Reaction.
Authors: PAVLOV S. , BOGAVAC M. , ARSENIJEVIC L. , KLAJN E. , ARSENIJEVIC V. 
Published: May 2016

AbstractReaction of the bromomagnesium salt of the α‐bromo acid (I) with the cyclohexanones (II) yields the β‐hydroxy acids (III).
ChemInform Abstract: Palindromic Dihydrazones from N‐Aminophthalimide.
Authors: HEARN M. J. , CAMPBELL M. L. , HOPPE M. , ROSENBERG J. , SINHA A. 
Published: May 2016

AbstractThe reaction of aminophthalimide (Ia) with dicggbonyl compounds‐(II) yields the dihydrazones (III) under mild conditions.
ChemInform Abstract: An Extraordinarily Rapid [1,5]Benzyl Shift in a Molecule with a Ring System Consisting Entirely of Fused Blocked Aromatic Rings.
Authors: MILLER B. , BAGHDADCHI J. 
Published: May 2016

AbstractDas tert.‐Butyl‐naphthol (I) ergibt nach Reduktion zum Dihydronaphthol (II) das Benzylketon (III), das bei der Bromierung mit Brom in Gegenwart von NBS das Dibromid (IV) ergibt.
ChemInform Abstract: A Convenient Synthesis of Bicyclo[4.2.0]octane‐2,5‐diones.
Authors: IYODA M. , KUSHIDA T. , FUJINAMI M. , KITAMI S. , ODA M. 
Published: May 2016

AbstractDurch Photoaddition von Ole?‐nen (II) an die Dihalogen‐cyclohexendione (I) und (IV) und nachfolgende Dehalogenierung mittels Zink sind die Bicyclo‐octandione (III) bzw. (V) gut zugänglich.
ChemInform Abstract: Selective Formation of Substituted Cyclopentane Derivatives from Hexa‐ 1,5‐dienes via Oxidative Cyclization in the Presence of Pd(OAc)2‐MnO2‐Benzoquinone as Catalyst.
Authors: ANTONSSON T. , HEUMANN A. , MOBERG C. 
Published: May 2016

AbstractDie Hexadiene (I), (VI), (X), (XII) und (XIV) werden oxidativ und unter Pd‐Katalyse zu den im Formelschema angegebenen Gemischen von 5‐Ring‐ Carbocyclen cyclisiert, wobei aus (XII) nur eine Verbindung (XIII) entsteht.
ChemInform Abstract: 2,2′‐Dicarbomethoxy‐9,9′‐bitriptycyl. Synthesis, Conformational Stability and Separation and Identification of the Conformers.
Authors: SCHWARTZ L. H. , KOUKOTAS C. , KUKKOLA P. , YU C. S. 
Published: May 2016

Abstract2‐Chlor‐anthron (I) wird über das Anthrapinacol (II) in den Di‐anthryl‐ diester (‐)‐(IIId) übergeführt.
ChemInform Abstract: Synthesis and Twisted Intramolecular Charge Transfer(TICT)‐Fluorescence of 8,8′‐Bi‐naphtho[1,2,3,4‐def]chrysenyl.
Authors: BUNTE R. , GUNDERMANN K.‐D. , LEITICH J. , POLANSKY O. E. , ZANDER M. 
Published: May 2016

AbstractAsym. biaryl, the bi‐naphtho‐chrysenyl (II), is formed upon irradiation of the naphthochrysene (I).
ChemInform Abstract: An Improved Synthesis of 2,3‐Norbornadienoanthracene and Its Application to the Synthesis of Anthracene Anellated Norbornenylogs.
Authors: PATNEY H. K. , PADDON‐ROW M. N. 
Published: May 2016

AbstractDie Cycloaddition von 1,4‐Anthrachinon (I) und Cyclopentadien (II) führt zum Dion (III), das nach Reduktion zu (IV) und Eliminierung das Norbornadieno‐anthracen (V) ergibt.
ChemInform Abstract: Study of the Enaminic Properties of 3‐Aminothiophene and 3,4‐Diaminothiophene.
Authors: OUTURQUIN F. , LEROUGE P. , PAULMIER C. 
Published: May 2016

AbstractAseries of reactions of the thiophenes (I) and (XV) yielding the compounds shown in the scheme are investigated.
ChemInform Abstract: Synthesis of Some New 5‐Bromo‐3‐arylthiosemicarbazono‐2‐indolinones as Antimicrobial Agents.
Authors: SINGH S. P. , SINGH V. A. , GUPTA K. C. 
Published: May 2016

AbstractCondensation of the isatins (I) and the m‐substituted arylthiosemicarbazides (II) yields the title compounds (IIIa)‐(IIIc).
ChemInform Abstract: Synthesis of 8‐Methyl‐1,2‐dehydro‐pyrrolizidines and 9‐Methyl‐1,2‐dehydro‐indolizidines.
Authors: ABBAS S. A. , LAURENT A. , MISON P. , PELLISSIER N. 
Published: May 2016

AbstractThe pyrroles (I) are subjected to the reaction sequence shown in the scheme giving the heterocyclic compounds (V) as main products.
ChemInform Abstract: Search for Antibilharziasic Properties of Dithiol Thiones, Intermediates and Derivatives.
Authors: VIANA M. N. , VACCHER C. , BERTHELOT P. , BURGOT J.‐L. , DEBAERT M. , LUYCKX M. , CAZIN J.‐C. , DEBLOCK S. 
Published: May 2016

AbstractThe title compounds (VII) and (XIII) and the derivatives (IX) and (X) are synthesized as described in the scheme.
ChemInform Abstract: Synthesis and Characterization of 4‐Arylazo‐3,5‐disubstituted‐1H‐pyrazole‐1‐carbodithioic Acids.
Authors: MOHAN M. , ARORA C. P. , GUPTA H. K. , JHA N. K. 
Published: May 2016

AbstractThe arylhydrazonopropanediones (III) are prepared by condensation of the corresponding diketones (II) and the aryldiazonium salts generated from (I).
ChemInform Abstract: Antiinflammatory 2,3‐Dihydro‐1H‐pyrrolizines. Part 4. Ring Opening of DADHP by Oxidation with m‐Chloroperbenzoic Acid.
Authors: DANNHARDT G. , STEINDL L. 
Published: May 2016

AbstractDihydropyrrolizin (I) wird mit MCPBA zum Acylpyrrolidon (II) oxidiert, dessen Struktur u.a. durch Umsetzung mit Hydrazin (III) zum Pyrazolinon (IV) gesichert wird.
ChemInform Abstract: A Convenient Synthetic Route to 2,2′‐Biimidazole.
Authors: MATTHEWS D. P. , WHITTEN J. P. , MCCARTHY J. R. 
Published: May 2016

AbstractAus dem Bis‐iminoether (I) wird mit Aminoacetaldehyd‐dimethylacetal (II) durch Substitution das Bis‐amidin (III) hergestellt und durch Schmelze mit p‐Toluolsulfonsäure zu Biimidazol (IV) cyclisiert.
ChemInform Abstract: Formation of Azidoisoxazoles from β,β‐Dichlorovinyl Ketones and Sodium Azide.
Authors: SHAINYAN B. A. , MIRSKOVA A. N. 
Published: May 2016

AbstractThe dichlorovinyl ketones (I) react with NaN3 to yield the 3‐azidoisoxazoles (II) in fair yields.
ChemInform Abstract: Syntheses and Reactions of 2‐Halo‐5‐thiazolecarboxylates.
Authors: LEE L. F. , SCHLEPPNIK F. M. , HOWE R. K. 
Published: May 2016

AbstractAus den 3‐Aminoacrylaten (I) entstehen mit Chlorcarbonylsulfenylchlorid (II) die Thiazoloncarbonsäureester (III), die zu den Chlorverbindungen (IV) chloriert werden.
ChemInform Abstract: 2‐Alkyl‐1,2,3‐triazole‐1‐oxides: Preparation and Use in the Synthesis of 2‐Alkyltriazoles.
Authors: BEGTRUP M. , NYTOFT H. P. 
Published: May 2016

AbstractThe title compounds (III) are prepared by sequential reaction of α‐diketones (I) with (IV) and (II) or vice versa, followed by oxidative cyclization.
ChemInform Abstract: Diacylation of Alkenes Catalyzed by Sulfonic Acids. Part 3. Application of Weak Sulfonic Acids to the Regioselective Synthesis of Pyrylium Salts from Isoolefins and Linear Olefins.
Authors: RAJOHARISON H. G. , ROUSSEL C. 
Published: May 2016

AbstractThe use of weak sulfonic acids (methanesulfonic and α‐carboxyalkane sulfonic acids) as catalysts in the diacylation reaction between carboxylic acid anhydrides and isoalkenes generated from the alcohols (I) affords almost exclusively the more substituted pyrylium salt.
ChemInform Abstract: Regiochemical Control in the Hemiacetalization of a Dihydroxydialdehyde.
Authors: ZIEGLER F. E. , WESTER R. T. 
Published: May 2016

AbstractAus dem Lacton (I) wird durch Alkylierung mit (II) unter Katalyse mit dem Pd‐Komplex (III) das Lacton (IV) hergestellt, das 93 durch Criegee‐ Oxidation in das Diol (V) übergeführt wird.
ChemInform Abstract: Intramolecular Cycloadditions of Reissert Hydrofluoroborate Salt and its Open‐ Chain Analogue on Alkynes.
Authors: SCHMITT G. , NGUYEN DINH AN NGUYEN DINH AN , VEBREL J. , LAUDE B. 
Published: May 2016

AbstractThe Reissert compound (IV) and its open‐chain analogue (V) are prepared using methods adapted from the literature.
ChemInform Abstract: Reactions with 5:6‐Benzo(f)chroman‐4‐one.
Authors: BEDAIR A. H. , AMMAR Y. A. , EL‐AGRODY A. M. , MOHAMED Y. A. 
Published: May 2016

AbstractThe bcnzochromanone (III) reacts with Grignard reagents (II) or (IV) to give either the benzochromene (I) or the benzochromanol (V).
ChemInform Abstract: Antimicrobial Activity of 3‐(Substituted Methyl)‐2‐phenyl‐4H‐1‐benzothiopyran‐ 4‐ones.
Authors: NAKAZUMI H. , UEYAMA T. , KITAO T. 
Published: May 2016

AbstractAusgehend von den Benzothiopyranonen (I) erhält man nach bekannten Methoden die Derivate (II) und (III).
ChemInform Abstract: A Stereoselective Synthesis of cis‐1‐Methyl‐3‐(3,4‐dimethoxyphenyl)‐5‐bromo‐7‐ methoxy‐8‐hydroxy‐1,2,3,4‐tetrahydroisoquinoline.
Authors: BADIA D. , DOMINGUEZ E. , IRIONDO C. 
Published: May 2016

AbstractCompound (III), the preparation of which has been described earlier, is converted to (V) by reductive amination using the method of Leuckart, followed by hydrolysis and acidic debenzylation (to avoid debromination).
ChemInform Abstract: Octahydroindolo[2,3‐a]quinolizin‐2‐one, a Novel Structure for γ‐Aminobutyric Acid (GABA) Uptake Inhibition.
Authors: KARDOS J. , BLASKO G. , SIMONYI M. , SZANTAY C. 
Published: May 2016

AbstractThe compounds (II)‐(V), (VI), (IX) and (XI) are synthesized [(VI) according to a literature method; no yields are given] and tested for their inhibition of neuronal high affinity GABA uptake.
ChemInform Abstract: 1,1‐Disubstituted‐2,3,4,9‐Tetrahydro‐1H‐pyrido[3,4‐b]indolecarboxylic Acid Esters and Ketones. The Base Catalyzed Transformation of 1‐(2′,3′,4′,9′‐Tetrahydrospirocyclohexane‐1,1′‐[1H]pyrido[3,4‐b]‐indol]‐2‐yl)alkanones into 2‐(4,9‐Dihydro‐3H‐pyrido[3,4‐b]indol‐1‐yl)‐1‐alkylcyclohexanols.
Authors: BOBOWSKI G. , SHAVEL J. JUN. 
Published: May 2016

AbstractAus den Tryptaminen (I) erhält man mit den Cycloalkanon‐carbonsäureestern (II) über die Imine (III) die Spirocyclen (IV), von denen das N‐Benzyl‐spiropiperidin‐Derivat (IVd) in die Acetylverbindung (IVe) bzw. den Harnstoff (IVf) übergeführt werden.
ChemInform Abstract: The Synthesis of Thieno[2,3‐b]pyridine Derivatives.
Authors: MOLINA P. , ALAJARIN M. , PEREZ DE VEGA M. J. , BECHER J. 
Published: May 2016

AbstractDurch Bromierung der Vinylketone (I) bzw. durch Umsetzung der 3‐Formyl‐ pyridinthione (III) mit Phenacylbromiden (IV) entstehen Thieno‐pyridiniumsalze (II).
ChemInform Abstract: Studies in the Cycloproparene Series. 1,3‐Diradical Intermediates in 3H‐Pyrazole Photolyses: 1,4‐Addition to Dienes.
Authors: BUCKLAND S. J. , HALTON E. , STANOVNIK B. 
Published: May 2016

AbstractDie bei der Photolyse von (I) postulierten Zwischenstufen (II) werden mit Methanol (V), Furan (VI) bzw. Butadien (VIII) unter Bildung der Addukte (IV), (VII) bzw. (IX) abgefangen Ohne derartige Zusätze entstehen die Produkte (III) nur in geringer Ausbeute.
ChemInform Abstract: Synthesis and Pharmacological Properties of Thienothiadiazolopyrimidine Derivatives.
Authors: RUSSO F. , SANTAGATI A. , SANTAGATI M. , CARUSO A. , TROMBADORE S. , AMICO‐ROXAS M. 
Published: May 2016

AbstractThe title compounds (III) are submitted to a series of pharmacological tests.
ChemInform Abstract: Alkylation of Guanine. Part 2. The Synthesis of Acyclic Guanosine Analogs via the Precursor 7‐Methyl‐10‐oxo‐9,10‐dihydropyrimido[1,2‐a]purine.
Authors: KJELLBERG J. , HAGBERG C.‐E. , MALM A. , NOREN J. O. , JOHANSSON N. G. 
Published: May 2016

AbstractAlkylation of the title compound (III) with (IV) gives the isomers (Wand (VI); the product ratio (but not the yields) remains unaffected if K2CO3 is replaced by other bases.
ChemInform Abstract: Synthesis and Reactions of 5‐Substituted 1‐Phenylimidazo(4,5‐d)(1,3)oxazine‐ 7(1H)‐ones.
Authors: KASEK K. , WAGNER G. 
Published: May 2016

AbstractThe 5‐phenyl substituent of the imidazooxazinone (II) can be replaced by a methyl or ethyl group [to give the title compounds (IV)] via the imidazole carboxamide (IIIa).
ChemInform Abstract: An Efficient Method for Preparation of 2‐Thioxotetrahydro‐1,3‐oxazines.
Authors: FUELOEP F. + , CSIRINYI B. , BERNATH G. , SZABO J. A. 
Published: May 2016

AbstractDie Aminoalkohole (I) liefern mit Schwefelkohlenstoff (II) und Triethylamin (III) die Dithiocarbamate (IV), die mit dem Chlorameisensäureester (V) zu den cyclischen Thiocarbamaten (VI) ringschließen.
ChemInform Abstract: Analgesic Drugs. Part 11. Diacyl Derivatives of Butyroguanamine.
Authors: KREUTZBERGER A. , LOCH M. 
Published: May 2016

AbstractDie durch Acylierung des Diaminotriazins (I) hergestellten Bis‐amidotriazine (III) werden auf pharmakologische, fungizide und herbizide Wirkung geprüft.
ChemInform Abstract: Synthesis and Biological Evaluation of 6‐Alkyl/Aryl quinazolino‐[3,2‐b][1,2,4]benzothiadiazine‐13(6H)‐one 11,11‐Dioxides.
Authors: REDDY A. V. N. , KAMAL A. , RAO A. B. , SATTUR P. B. 
Published: May 2016

AbstractAll the title compounds (III) show mild to moderate analgesic and antiinflammatory activity and the highest inhibition of inflammation is exhibited by (IIIa).
ChemInform Abstract: 4‐(sec‐Amino)‐6‐aryl‐1,3,5‐thiadiazine‐2‐ones, Access from 1,3,5‐Oxadiazinium Salts.
Authors: SCHROTH W. , KLUGE H. , SPITZNER R. 
Published: May 2016

AbstractThe oxadiazinium salts (I) react with H2S/NEt3 to give the guanidines (II), cyclodeamination of which in an acidic medium leads to the thiadiazinones (III) [the reaction can also be performed as a one‐pot procedure.
ChemInform Abstract: Synthesis of New 1λ6,2,6‐Thiadiazines by Condensation with S,S‐Dialkylsulfur Diimides.
Authors: RIED W. , JACOBI M. A. 
Published: May 2016

AbstractReactions of ketene mercaptals (Ia), (Ib), (Id) with S,S‐dialkylsulfurdiimides (II) give the colourless l t°,2,6‐thiadiazines (III); reaction of (Ic) with (II) leads to ring‐opened products (IV).
ChemInform Abstract: Synthesis of Unsymmetrical Substituted 6,12‐Diaryldibenzo[b,f][1,5]diazocines and Their Precursor Schiff Bases.
Authors: ACHARYA B. P. , RAO Y. R. 
Published: May 2016

AbstractDie Friedel‐Crafts‐Acylierung von Benzol (I) mit 2‐Isocyanatobenzoylchloriden (II) und die anschließende Umsetzung mit Z‐Aminobenzophenonen (IV) führen zu einem Produktgemisch der Ketimine (V) und der Dibenzodiazocine (VI).
ChemInform Abstract: Intramolecular C‐Arylation of Benzylated Sugars. The Unexpected Double C‐Glyco.
Authors: MARTIN O. R. , MAHNKEN R. E. 
Published: May 2016

AbstractDas Ribofurai nosylacetat (Ia) ergibt bei der Behandlung mit Zinntetrachlorid ein Gemisch der Verbindungen (IIa) und (IIb), von denen (IIa) auch aus dem Methylglykosid (Ib) zugänglich ist.
ChemInform Abstract: A New Synthesis Method for the Preparation of 2,8‐Disubstituted Oxocane Derivatives: Synthesis of Lauthisan and Laurenan.
Authors: CARLING R. W. , HOLMES A. B. 
Published: May 2016

AbstractAusgehend von Cycloheptanon (I) erhält man die sehr instabilen Methylenether (VI), die zu den Alkoholen (VII) und (VIII) hydroboriert und oxidiert werden.
ChemInform Abstract: N‐ and C‐Silylation of β‐Lactams.
Authors: BERGMANN H.‐J. , MAYRHOFER R. , OTTO H.‐H. 
Published: May 2016

AbstractDie Azetidinone (I) reagieren mit LDA und Trimethylchlorsilan (II) in kinetisch kontrollierter Reaktion zum cis‐substituierten C3‐silylierten Azetidinon (IIIa), das unter Basenkatalyse zum thermodynamisch stabileren β‐Lactam (IIIb) isomerisiert.
ChemInform Abstract: A New, Efficient Synthesis of Thioloesters.
Authors: NOWICKI T. , MARKOWSKA A. , KIELBASINSKI P. , MIKOLAJCZYK M. 
Published: May 2016

AbstractAlkohole (I) in Form ihrer Isoharnstoffether (II) werden mit Thiophosphorsäure‐0,0‐diethylester (III) bzw. Thiocarbonsäuren (V) zu Thioloestern (IV) bzw. (VI) umgesetzt, wobei die entsprechenden Thionoester nur als Nebenprodukte bis zu 10% entstehen.