𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Homotopy classes of 2 disjoint 2p-spheres in R3p + 1

✍ Scribed by N Habegger; U Kaiser

Book ID
107913914
Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
513 KB
Volume
71
Category
Article
ISSN
0166-8641

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Synthesis of 2-(p-R-benzoylmethylene)-3-
Synthesis of 2-(p-R-benzoylmethylene)-3-(p-R-phenyl)-1H-quinoxalines
✍ Braulio Insuasty; Fernando Fernéandez; Jairo Quiroga; Rodolfo Moreno; Roberto Ma 📂 Article 📅 1998 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 298 KB

## Abstract The reaction of 1,2‐diaminobenzenes with substituted 1,2‐dibenzoyl‐1,2‐dibromoethanes constitutes a convenient synthetic route to the hitherto 2‐(__p__‐R‐benzoylmethylene)‐3‐(__p__‐R‐phenyl)‐1__H__‐quinoxalines. Structures of all products were elucidated by ir, ^1^H and ^13^C‐nmr, mass