共 15 条
- [1] Ring transformations of heterocyclic compounds .14. Ring transformations of pyrylium and thiopyrylium salts with anhydrobases derived from 1H-benzimidazolium and benzothiazolium salts: An easy access to 2-(2,4,6-triarylphenyl) 1H-benzimidazolium and benzothiazolium derivativesJOURNAL OF HETEROCYCLIC CHEMISTRY, 1996, 33 (06) : 1717 - 1721Zimmermann, TSchmidt, K
- [2] Ring transformations of heterocyclic compounds.: XVII.: 2-(2,4,6-triarylphenyl) substituted dihydro-1H-imidazolium, dihydrothiazolium and thiazolium salts from 2-methyl derivatives by pyrylium and thiopyrylium ring transformationsJOURNAL OF HETEROCYCLIC CHEMISTRY, 1999, 36 (03) : 813 - 818Zimmermann, T
- [5] RING TRANSFORMATIONS OF HETEROCYCLIC-COMPOUNDS .10. A SIMPLE METHOD FOR THE CONVERSION OF METHYL-SUBSTITUTED PYRIDINIUM SALTS INTO 2,4,6-TRIARYLPHENYL DERIVATIVES - THE FIRST (THIO)PYRYLIUM RING TRANSFORMATIONS WITH HETEROCYCLIC ANHYDROBASES AS CARBON NUCLEOPHILESJOURNAL OF HETEROCYCLIC CHEMISTRY, 1995, 32 (02) : 563 - 567ZIMMERMANN, T
- [7] RING TRANSFORMATIONS OF HETEROCYCLIC-COMPOUNDS .7. 2,4,5-TRIARYLBENZOPHENONES FROM 2,4,6-TRIARYLPYRYLIUM SALTS AND ARYLACETALDEHYDES - 1ST PYRYLIUM RING TRANSFORMATIONS WITH ALDEHYDES AS CARBON NUCLEOPHILESJOURNAL FUR PRAKTISCHE CHEMIE-CHEMIKER-ZEITUNG, 1994, 336 (04): : 303 - 306ZIMMERMANN, T
- [8] Ring Transformations of Heterocyclic Compounds. XV. N-(2-Hydroxyphenyl) Substituted 2-Alkylamino-4,6-diarylbenzophenones by Ring Transformation of 2,4,6-Triarylpyrylium Salts with Anhydrobases of Benzoxazolium SaltsJournal of Heterocyclic Chemistry, 33 (06):Zimmermann, T.Abram, U.Schmidt, K.
- [10] RING TRANSFORMATIONS OF HETEROCYCLIC-COMPOUNDS .5. PYRIDO[1,2-A]BENZIMIDAZOL-4-CARBONITRILES VIA RING TRANSFORMATION OF 2,4,6-TRIARYL-PYRYLIUM SALTS WITH BENZIMIDAZOL-2-YL-ACETONITRILEJOURNAL FUR PRAKTISCHE CHEMIE-CHEMIKER-ZEITUNG, 1993, 335 (08): : 717 - 720ZIMMERMANN, T