𝔖 Bobbio Scriptorium
✦   LIBER   ✦

ChemInform Abstract: Regiocontrolled Syntheses of Some New Spiro(polycyclic-1′- isothiochroman)-4′-one Derivatives.

✍ Scribed by A. A. AL-AHMADI; M. F. EL-ZOHRY


Publisher
John Wiley and Sons
Year
2010
Weight
28 KB
Volume
28
Category
Article
ISSN
0931-7597

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Regiocontrolled syntheses of some new sp
✍ Abdullah A. Al-Ahmadi; Maher F. El-Zohry 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 413 KB 👁 2 views

Indan-I-one (la), 1-tetralone (Ib), fluorenone (lc), and anthrone (Id) reacted with mercaptoacetic acid i n toluene in the presence of p-toluenesulfonic acid to give spiro[indan-1,2'-[l I, 3']oxathialan]-5'-one (2a), spiro[tetrahydro-naphthalene-l,2'-[1,3']oxathialan]-5'-one (2b), spiro[fluorene 9,2

Syntheses of some new 1H-pyrazole, pyrid
✍ Esvet Akbaş; Furgan Aslanoǧlu 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 82 KB

## Abstract The new 1H‐pyrazole‐3‐carboxylic acid **2**, pyridazin‐3(2H)‐one **3**, and their various derivatives were prepared by the reactions of the 4‐benzoyl‐5‐phenyl‐2,3‐dihydro‐2,3‐furandione **1** and 2,5‐dichlorophenylhydrazine. Pyrazolo[3,4‐d]pyridazine **7** was obtained from cyclization