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Quinazolines and 1,4-benzodiazepines XVII. Synthesis of 1,3-dihydro-5-pyridyl-2H-1,4-benzodiazepine derivatives

✍ Scribed by R. Ian Fryer; R. A. Schmidt; L. H. Sternbach


Publisher
John Wiley and Sons
Year
1964
Tongue
English
Weight
473 KB
Volume
53
Category
Article
ISSN
0022-3549

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✦ Synopsis


9 Marketed as Valium by Hoffmann-La Roche, lac., Nutley. N. J. pin-2-one and 1,3-dihydrod-(4-pyridyl)-2H-l,4benzodiazepin-2-one. The 2-aminobenzoylpyridines IIIa,b (H)9 used 1


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Reactions of 2,3-dihydro-1H-1,5-benzodia
✍ Jiaxi Xu; Gang Zuo; Wing Lai Chan 📂 Article 📅 2001 🏛 John Wiley and Sons 🌐 English ⚖ 136 KB 👁 1 views

## Abstract 2a,4‐Disubstituted 5‐benzoyl‐2‐chloro/2,2‐dichloro‐2a,3,4,5‐tetrahydro‐azeto [1,2‐a] [1,5]benzodiazepin‐1 (2H)‐ones (**3a–h**) were synthesized by cycloaddition reactions of 2,4‐disubstituted 1‐benzoyl‐2,3‐dihydr o‐1__H__‐1,5‐benzodiazepines (**2a–h**) and ketenes, generated from chloro