✦ LIBER ✦

Thermal electrocyclic reactions of 2-aza-1,3-butadiene derivatives. A new N-heterocyclic annelation

✍ Scribed by Govindan, C. K.; Taylor, Grant

Book ID: 126975340
Publisher: American Chemical Society
Year: 1983
Tongue: English
Weight: 896 KB
Volume: 48
Category: Article
ISSN: 0022-3263
DOI: 10.1021/jo00174a036

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Acid Catalyzed Reactions of 2-Vinylanili

Acid Catalyzed Reactions of 2-Vinylaniline Derivatives with Cyclic Ketones of the Tetralone-, Chroman-4-one- and 2,3-Dihydro-1H-quinolin-4-one Series. New N(O)-Heterocycles via 6P-Electrocyclic Rearrangements or [1,5] Dipolar Electrocyclizations. Part 3

✍ Walter, Harald; Schneider, Josef 📂 Article 📅 1995 🏛 Japan Institute of Heterocyclic Chemistry 🌐 English ⚖ 451 KB

Synthesis and Reactions of New N-Bridged

Synthesis and Reactions of New N-Bridged Heterocycles Derived from 3-Substituted-4,5-diamino-1,2,4-triazoles.

✍ B. Shivarama Holla; B. K. Sarojini; B. Sooryanarayana Rao; Boja Poojary 📂 Article 📅 2003 🏛 John Wiley and Sons ⚖ 140 KB 👁 2 views

A new facile synthesis of 2-substituted

A new facile synthesis of 2-substituted 1,3-butadiene derivatives via palladium-catalyzed cross-coupling reaction of 2,3-alkadienyl carbonates with organoboron compounds

✍ Tsukasa Moriya; Toshinari Furuuchi; Norio Miyaura; Akira Suzuki 📂 Article 📅 1994 🏛 Elsevier Science 🌐 French ⚖ 447 KB

A synthesis of 2-aryl-. 2-(1-alkenyl)-, and 2-alkyl-1,3-butadiene derivatives (2) by the palladiumcatalyzed cross-coupling reaction of 2,3-bumiienyl carbonatea (1) with 9-alkyl-9-bicyclo[3.3.llmman~ (9-alkyl-9-BBN), 1-aknylboronic acids, or arylbcmdc acids is described. The reaction pmeeded regiosek

The aza-ene reaction of heterocyclic ken

The aza-ene reaction of heterocyclic kentene aminals with enones: An unusual and efficient formation of imidazo[1,2-a] pyridine and imidazo[1,2,3-ij][1,8]naphthyridine derivatives

✍ Jian-Heng Zhang; Mei-Xiang Wang; Zhi-Tang Huang 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 219 KB

Reaction of heterocyclic ketene animals with enones proceeds via an aza-ene addition followed by intramolecular cyclization to give imidazo[ I,t-alpyridine and imidazo[ I ,2,3-u] [I Jlnaphthyridine derivatives.

Tandem aza-wittig reaction/electrocyclic

Tandem aza-wittig reaction/electrocyclic ring-closure a facile entry to the synthesis of fused pyrimidines: Preparation of pyrazolo[3,4-d] and 1,2,3-triazolo[4,5-d]pyrimidine derivatives.

✍ Pedro Molina; Antonio Arques; Ma Victoria Vinader; Jan Becher; Klaus Brondum 📂 Article 📅 1987 🏛 Elsevier Science 🌐 French ⚖ 212 KB

Preparation of New Nitrogen-Bridged Hete

Preparation of New Nitrogen-Bridged Heterocycles. 43. 1 Synthesis and Reaction of 5a H -Pyrido[1,2- d ][1,3,4]thiadiazepine Derivatives

✍ Kakehi, Akikazu; Ito, Suketaka; Ishida, Fumihito; Tominaga, Yoshinori 📂 Article 📅 1997 🏛 American Chemical Society 🌐 English ⚖ 165 KB