Synthesis of Pyranol [3,2‐__b__][1]benzopyrans from 1‐Nitroglycals A synthesis of pyrano[3,2‐__b__][l]benzopyrans β‐addition of salicylic aldehyde to 1‐nitroglycals, followed by a Henry reaction, is described. This sequence gave the __cis__‐annelated pyranobenzopyranes 9 and 11 from 5 in 54 and 9%
✦ LIBER ✦
Synthese und ZNS-Wirkungen von cis-Pyrano[2,3-b]-[1,4]-dioxanderivaten
✍ Scribed by Fritz Eiden; Bernhard Wünsch; Jürgen Schünemann
- Publisher
- John Wiley and Sons
- Year
- 1990
- Tongue
- English
- Weight
- 573 KB
- Volume
- 323
- Category
- Article
- ISSN
- 0365-6233
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Synthese von Pyrano[3,2-b][1]benzopyrane
✍
Walter Brade; Andrea Vasella
📂
Article
📅
1990
🏛
John Wiley and Sons
🌐
German
⚖ 620 KB
Synthese und pharmakologische Prüfung vo
✍
Herbert Bartsch; Fritz Eiden; Helga Buchborn
📂
Article
📅
1982
🏛
John Wiley and Sons
🌐
English
⚖ 446 KB
👁 1 views
Pyrano[4,3-b]pyran-2,5-dione, 1. Einfach
✍
Saalfrank, Rolf W. ;Hörner, Bernd
📂
Article
📅
1993
🏛
Wiley (John Wiley & Sons)
🌐
English
⚖ 433 KB
Pyrano[4,3-b]pyran-2,5-dione, 1 — Einfac
📂
Article
📅
1993
🏛
Wiley (John Wiley & Sons)
🌐
English
⚖ 58 KB
Kondensierte Furane, XLVII. Synthese von
✍
Chatterjea, Jnanendra N. ;Sahai, Radhika P. ;Swaroopa, Bipin B. ;Bhakta, Chittar
📂
Article
📅
1980
🏛
Wiley (John Wiley & Sons)
🌐
English
⚖ 353 KB
👁 1 views
**Condensed Furans, XLVII. Synthesis of 1__H__‐Pyrano[3,4‐__b__]benzofuran‐1‐one and their Derivatives** The synthesis of 1__H__‐pyrano[3,4‐__b__]benzofuran‐1‐one derivatives (**6**–**14**) and their 2‐aza‐analogues (**15**–**16**) is described.
Synthese und Struktur von Tetrahydropyra
✍
Bernhard Wünsch; Fritz Eiden
📂
Article
📅
1990
🏛
John Wiley and Sons
🌐
English
⚖ 293 KB
👁 1 views