Pascal and Francis Bibliographic Databases

Help

Search results

Your search

kw.\*:("Hétérocycle oxygène azote")

Filter

A-Z Z-A Frequency ↓ Frequency ↑
Export in CSV

Document Type [dt]

A-Z Z-A Frequency ↓ Frequency ↑
Export in CSV

Publication Year[py]

A-Z Z-A Frequency ↓ Frequency ↑
Export in CSV

Discipline (document) [di]

A-Z Z-A Frequency ↓ Frequency ↑
Export in CSV

Language

A-Z Z-A Frequency ↓ Frequency ↑
Export in CSV

Author Country

A-Z Z-A Frequency ↓ Frequency ↑
Export in CSV

Origin

A-Z Z-A Frequency ↓ Frequency ↑
Export in CSV

Results 1 to 25 of 17259

  • Page / 691
Export

Selection :

  • and

Correlation of one-band 15N-13C, 15N-M, 29Si-X (M=11B, 29Si, 119Sn, X=1H, 13C) nuclear spin-spin coupling constants with the structure of metallatranes in solutionKUPCE, E; LIEPINS, E; LAPSINA, A et al.Journal of organometallic chemistry. 1985, Vol 279, Num 3, pp 343-358, issn 0022-328XArticle

Stepwise intramolecular cycloaddition of nitrile oxide equivalents derived from the Lewis acid-promoter reaction of 1-nitroalkadienes and allylic stannanesUNO, H; GOTO, K; WATANABE, N et al.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 2, pp 289-295, issn 0300-922X, 7 p.Article

Synthesis and antimicrobial activity of some 3-oxo-3H-pyrido[3,2,1-kl]phenoxazine-2-carboxylic acidsRADL, S; ZIKAN, V.Collection of Czechoslovak chemical communications. 1989, Vol 54, Num 2, pp 506-515, issn 0010-0765, 10 p.Article

Heterocycles by cycloaddition. VIII: Preparation of [1]benzopyrano[4,3-b]pyrroles by intramolecular cycloaddition-extrusion of mesoionic oxazolium-5-olatesKATO, H; SHU-ZHONG WANG; NAKANO, H et al.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 2, pp 361-363, issn 0300-922X, 3 p.Article

On the formation of isopropylidenepyridoxines. A convenient method for the preparation of 2,2,8-trimethyl-4H-1,3-dioxino[4,5-c]pyridin-5-ylmethanol from pyridoxine hydrochlorideYIKANG WU; AHLBERG, P.Acta chemica scandinavica (1989). 1989, Vol 43, Num 10, pp 1009-1011, 3 p.Article

Eine neue Azepinring-Synthese = A new azepine-ring synthesisKVITA, V; SAUTER, H; RIHS, G et al.Helvetica chimica acta. 1989, Vol 72, Num 3, pp 457-463, issn 0018-019X, 7 p.Article

Model studies directed toward the total synthesis of 14-membered cyclopeptide alkaloids: synthesis of prolyl peptides via a four-component condensationBOWERS, M. M; CARROLL, P; JOULLIE, M. M et al.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 5, pp 857-865, issn 0300-922X, 9 p.Article

Synthesis and spectral properties of pyrrolo[3',4':5,6]-4H-pyrano[2,3-d]pyrimidine derivativesMARCHALIN, S; PAVLIKOVA, F; ILAVSKY, D et al.Collection of Czechoslovak chemical communications. 1989, Vol 54, Num 5, pp 1336-1345, issn 0010-0765, 10 p.Article

Synthesis of new zwitterionic surfactants with improved solubility in waterBRUNEL, S; CHEVALIER, Y; LE PERCHEC, P et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 11, pp 3363-3370, issn 0040-4020, 8 p.Article

Unambiguous synthesis of 3-aryloxymethylmorpholine hydrochlorides without ring enlargement side reactionsBROWN, G. R; FOUBISTER, A. J.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 8, pp 1401-1403, issn 0300-922X, 3 p.Article

Herstellung von substituierten 2-Aminooxazol-4-carbonitrilen = Preparation of substituted 2-aminooxazole-4-carbonitrilesPASCUAL, A.Helvetica chimica acta. 1989, Vol 72, Num 3, pp 556-569, issn 0018-019X, 14 p.Article

Synthesis and isomerization of the 3,4,12,12a-tetrahydro-2,6H-[1,3]oxazino [2,3-b] [1,3,4]benzotriazepin-7-one ring systemGAL, M; PALLAGI, I; SOHAR, P et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 11, pp 3513-3522, issn 0040-4020, 10 p.Article

Synthetic studies on indole alkaloids: a stereocontrolled entry to the cuanzine structural unitPALMISANO, G; DANIELI, B; LESMA, G et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 11, pp 3583-3596, issn 0040-4020, 14 p.Article

3,3-Dialkyl-2-phosphinoyloxaziridines: synthesis and determination of the barrier to nitrogen inversionJENNINGS, W. B; WATSON, S. P; BOYD, D. R et al.Tetrahedron letters. 1989, Vol 30, Num 2, pp 235-238, issn 0040-4039, 4 p.Article

Steroids and related studies. LXXIII: Steroidal [3,4-c]-1',2',5'-oxadiazolesHARKISHAN SINGH; MANGE RAM YADAV; SAT PAUL GARG et al.Heterocycles (Sendai). 1985, Vol 23, Num 11, pp 2931-2938, issn 0385-5414Article

Selenium-induced cyclofunctionalisation of allylic O-methyl isoureas: synthesis of imidazolines (4,5-dihydroimidazoles) and 5,6-dihydro-1,3-oxazinesFREIRE, R; LEON, E. I; SALAZAR, J. A et al.Journal of the Chemical Society. Chemical communications. 1989, Num 8, pp 452-454, issn 0022-4936, 3 p.Article

Chiral synthesis of DuP 721, a new antibacterial agentWANG, C.-L. J; GREGORY, W. A; WUONOLA, M. A et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 5, pp 1323-1326, issn 0040-4020, 4 p.Article

Synthesis of 1,2,3,4-tetrahydro-5H-[1]benzopyrano[3,4-c]pyridin-5-ones. II: Substitution at the 3-position with 2-aminoethyl and 2-aminopropyl side chainsCONNOR, D. T; UNANGST, P. C; SCHWENDER, C. F et al.Journal of heterocyclic chemistry. 1984, Vol 21, Num 5, pp 1561-1564, issn 0022-152XArticle

Synthese von 1,3,4-Oxadiazol-2-(3H)-onen = Synthesis of 1,3,4-oxadiazol-2(3H)-onesJÄHRLING, R; HENKLEIN, P; SCHLENDER, M et al.Pharmazie. 1990, Vol 45, Num 2, pp 138-139, issn 0031-7144, 2 p.Article

Synthesis and characterization of crown-ether-containing phthalocyanines with group-IV-A elementsAHSEN, V; YILMAZER, E; GUREK, A et al.Helvetica chimica acta. 1988, Vol 71, Num 7, pp 1616-1621, issn 0018-019XArticle

Reaction of α-ketoketene S,N-acetals with hydroxylamine: a facile general route to 5-aryl-3-(N-arylamino, N-alkylamino, or N-azacycloalkyl)-isoxazolesRAHMAN, A; VISHWAKARMA, J. N; YADAV, R. D et al.Synthesis (Stuttgart). 1984, Num 3, pp 247-249, issn 0039-7881Article

Chemiluminescence from the reaction of 2-methylene-3-acetyloxazoline-4,5-dione with hydrogen peroxideSTEFFEK, D; MEBANE, R. C; SCHUSTER, G. B et al.Journal of organic chemistry. 1983, Vol 48, Num 15, pp 2619-2621, issn 0022-3263Article

SpirooxazinesCHU, N. Y. C.Studies in organic chemistry. 1990, Vol 40, pp 879-882, issn 0165-3253, 4 p.Article

Selective complexation of neutral molecules in organic solvents. Host-guest complexes and cavitates between cavitands and aromatic compoundsDALCANALE, E; SONCINI, P; BACCHILEGA, G et al.Journal of the Chemical Society. Chemical communications. 1989, Num 8, pp 500-502, issn 0022-4936, 3 p.Article

The thermal fragmentation of 3,6-diphenyl-1,4,2,5-dioxadiazineMITCHELL, W. R; PATON, R. M.Journal of chemical research. Synopses (Print). 1984, Num 2, pp 58-59, issn 0308-2342Article

  • Page / 691