✦ LIBER ✦

Imine-enamine tautomerism of dihydroazolopyrimidines 5. Steric effects and the tautomeric equilibrium for dihydro-1,2,4-triazolo[1,5-a]pyrimidines

✍ Scribed by S. M. Desenko; V. D. Orlov; O. V. Shishkin; K. É. Barykin; S. V. Lindeman; Yu. T. Struchkov

Publisher: Springer US
Year: 1993
Tongue: English
Weight: 387 KB
Volume: 29
Category: Article
ISSN: 0009-3122
DOI: 10.1007/bf00538062

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Imine-enamine tautomerization of dihydro

Imine-enamine tautomerization of dihydroazolopyrimidines 4. Synthesis and tautomerization of 5-(2-hydroxyphenyl)-dihydro-1,2,4-triazolo[1,5-a]pyrimidines

✍ S. M. Desenko; V. D. Orlov; N. V. Getmanskii; S. A. Komykhov 📂 Article 📅 1993 🏛 Springer US 🌐 English ⚖ 206 KB

Imine-enamine tautomerism of dihydroazol

Imine-enamine tautomerism of dihydroazolopyrimidines. 6. Synthesis and tautomerism of thienyl derivatives of dihydro-1,2,4-triazolo-[1,5-a]pyrimidines

✍ S. M. Desenko; E. S. Gladkov; N. V. Getmanskii; I. M. Zemlin; V. D. Orlov 📂 Article 📅 1999 🏛 Springer US 🌐 English ⚖ 205 KB

Imine-enamine tautomerism of dihydroazol

Imine-enamine tautomerism of dihydroazolopyrimidines. 3. 5-Aryl-substituted 4,7(6,7)-dihydro-1,2,4-triazolo[1,5-a]pyrimidines

✍ S. M. Desenko; V. D. Orlov; V. V. Lipson; O. V. Shishkin; S. V. Lindeman; Yu. T. 📂 Article 📅 1991 🏛 Springer US 🌐 English ⚖ 399 KB

ChemInform Abstract: Imine—Enamine Tauto

ChemInform Abstract: Imine—Enamine Tautomerism of Dihydroazolopyrimidines. Part 6. Synthesis and Tautomerism of Thienyl Derivatives of Dihydro-1,2,4-triazolo[1,5-a]pyrimidines.

✍ S. M. Desenko; E. S. Gladkov; N. V. Getmanskii; I. M. Zemlin; V. D. Orlov 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 27 KB 👁 1 views

Synthesis and Tautomerization of 6,7-Dih

Synthesis and Tautomerization of 6,7-Dihydro-(1,2,3)-triazolo[1,5-a]pyrimidines.

✍ Sergey M. Desenko; Evgeny S. Gladkov; Svetlana V. Shishkina; Oleg V. Shishkin; S 📂 Article 📅 2007 🏛 John Wiley and Sons ⚖ 19 KB 👁 1 views

Synthesis and tautomerization of 6,7-dih

Synthesis and tautomerization of 6,7-dihydro-(1,2,3)-triazolo[1,5-a]pyrimidines

✍ Sergey M. Desenko; Evgeny S. Gladkov; Svetlana V. Shishkina; Oleg V. Shishkin; S 📂 Article 📅 2006 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 327 KB

## Abstract magnified image The condensation of 5‐amino‐4‐phenyl‐1,2,3‐triazole (**1**) with chalcones **2a‐e** or 3‐dimethylamino‐propiophenone (**4f**) leads to the 6,7‐dihydro‐(1,2,3)‐triazolo[1,5‐__a__]pyrimidines **3a‐f.** The equilibrium of **3** and the tautomeric 4,7‐dihydro‐(1,2,3)‐triazo