Efficient Synthesis of Urea Derivatives via a Sequential One-Pot Nucleophilic Addition/Ugi Five-Component Reaction Under Solvent-Free Conditions
β Scribed by Azizian, Javad; Yadollahzadeh, Khadijeh; Tahermansouri, Hasan; Khoei, Davood Chobfrosh; Delbari, Akram Sadat
- Book ID
- 120641780
- Publisher
- Taylor and Francis Group
- Year
- 2012
- Tongue
- English
- Weight
- 398 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0039-7911
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Polyfunctional 1,4-disubstituted piperazines were successfully synthesized stereoselectively via a onepot, five-component Ugi/nucleophilic addition reaction sequence. Regio-and stereo-selective addition of piperazine to an activated alkyne under catalyst-free conditions and high yields of products a
## Abstract magnified image An efficient and convenient method for the preparation of pyrimidine and quinazoline derivatives by the oneβpot reaction of aromatic aldehydes, cyclic ketones and guanidine carbonate, in the presence of sodium hydroxide under solventβfree condition was reported. This me
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a βFull Textβ option. The original article is trackable v