Synthesis and central nervous system stimulant activity of 5,8-methanoquinazolines fused with 1,2,4-triazole, tetrazoleand 1,2,4-triazine
✍ Scribed by Shin-Icbi Nagai; Taisei Ueda; Satoe Sugiura; Akito Nagatsu; Nobutoshi Murakami; Jinsaku Sakakibara; Michiko Fujita; Yoshiki Hotta
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 1998
- Tongue
- English
- Weight
- 223 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0022-152X
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✦ Synopsis
Abstract
5,8‐Methanoquinazolines fused with 1,2,4‐triazole 4–5, tetrazole 6, and 1,2,4‐triazine 8 were prepared starting from 2‐hydrazino‐5,8‐methanoquinazoline 3. Compound 3 and 6 showed the most potent central nervous system (CNS) stimulant activities.
📜 SIMILAR VOLUMES
## Abstract 5,8‐Methanoquinazolines fused with imidazoles 4a‐4b, thiadiazoles 5–6, pyrimidines 7, 9, 11 and 12, and 1,3,5‐triazine 13 were prepared starting from (5__R__,8__S__)‐2‐amino‐8,9,9‐trimethyl‐5,6,7,8‐tetrahydro‐5,8‐methanoquinazoline 3. Most compounds possessed central nervous system stim
Synthesis and Central Nervous System Stimulant Activity of 5,8-Methanoquinazolines Fused with Imidazole, Thiadiazole, Pyrimidine, and1,3,5-Triazine. -The synthesis of a variety of new camphor-pyrimidines fused with azoles [cf. (VII), (XV), (XVI)], pyrimidines [cf. (IX), (XIII)], and triazine (XI) f
## Abstract Starting from 3‐chloro‐5,8‐methanoquinazoline **1** and 3‐chloro‐bornano[1,2,4]triazine **7**, the novel 5,8‐methanoquinazolines **5a‐b** and bornano[1,2,4]triazines **10a‐b** fused with imidazole and pyrimidine were prepared. None of these compounds showed any satisfactory central nerv