One-Pot Syntheses of 2H-Indazolo[2,1-B] Phthalazine-Triones Catalyzed by Ionic Iiquid
✍ Scribed by Yang, Fang; Zang, Hong Jun; Wang, Qing Kai; Cheng, Bo Wen; Ren, Yuan Lin; Xu, Xian Lin
- Book ID
- 120994436
- Publisher
- Trans Tech Publications, Ltd.
- Year
- 2011
- Tongue
- English
- Weight
- 249 KB
- Volume
- 332-334
- Category
- Article
- ISSN
- 1662-8958
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## Abstract magnified image A simple, efficient, and cost‐effective method for the synthesis of 2__H__‐indazolo[2,1‐__b__]phthalazine‐1,6,11(13__H__)‐trione derivatives by a one‐pot, three‐component condensation reaction of phthalazide, dimedone, or 1,3‐cyclohexanedione and aromatic aldehydes unde
A new, efficient, and environmentally benign protocol for the one-pot, four-component synthesis of 2,2dimethyl-13-phenyl-2,3-dihydro-1H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione by condensation of phthalic anhydride, hydrazinium hydroxide, aromatic aldehydes, and dimedone catalyzed by Ce(SO 4 )
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