𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A novel ring expansion of an n-aminophthalimidine to a condensed dihydrophthalazin-1-one. Synthesis of 1h-pyrazolo[1,2-b]phthalazine derivative

✍ Scribed by E. Toja; A. Omodei-Salè; G. Nathansohn


Publisher
Elsevier Science
Year
1976
Tongue
French
Weight
204 KB
Volume
17
Category
Article
ISSN
0040-4039

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


ChemInform Abstract: A Novel Synthesis o
✍ A. Z. A. A. ELASSAR; Y. M. ELKHOLY; M. H. ELNAGDI 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 31 KB 👁 1 views

A Novel Synthesis of Pyrazolo(1,2-b)phthalazines and Pyrido(2',3':3,4) pyrazolo(1,2-b)phthalazines; a New Ring System. -Base-catalyzed reaction of phthalhydrazide (I) with malonic acid derivatives provides smoothly pyrazolophthalazines (cf. (III), (X)) which can be transformed into novel pyridopyraz

An Efficient One-Pot, Four-Component Syn
✍ Laleh Torkian; Minoo Dabiri; Peyman Salehi; Morteza Bararjanian 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 German ⚖ 234 KB

## Abstract The 1‐{[(1__H__‐1,2,3‐Triazol‐4‐yl)methoxy]phenyl}‐1__H__‐pyrazolo[1,2‐__b__]phthalazine‐5,10‐dione derivatives **5** were synthesized by a simple and efficient method, __i.e.__, by the four‐component, one‐pot condensation reaction of phthalohydrazide **4**, a (propargyloxy)benzaldehyde