## Abstract magnified image 5‐Benzoyl‐4‐(substituted phenyl)‐6‐phenyl‐1,2,3,4‐tetrahydro‐2‐thioxopyrimidines (**4a‐d**) were synthesized using the Biginelli three component cyclocondensation reaction of an appropriate β‐diketone, arylaldehyde, and thiourea in acetic acid under reflux condition in
Studies on Reactions of Pyrimidine Compounds. 2 1 . Microwave-Assisted Synthesis of 1,2,3,4-Tetrahydro-2- Thioxopyrimidine Derivatives
✍ Scribed by Akbaş, Esvet; Aslanoğlu, Furgan
- Book ID
- 121015948
- Publisher
- Taylor and Francis Group
- Year
- 2007
- Tongue
- English
- Weight
- 165 KB
- Volume
- 183
- Category
- Article
- ISSN
- 1042-6507
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📜 SIMILAR VOLUMES
## Abstract The reaction of 1,2‐dihydro‐6‐(phenylamino)‐2‐thioxopyrimidin‐4(3__H__)one (**16**) with __N__‐arylhydrazonoyl halides **15** in CHCl~3~ in the presence of Et~3~N under reflux afforded the corresponding 1,2,4‐triazolo[4,3‐__a__]pyrimidin‐5‐ones of type **20** in good yields (__Scheme 3_
## Abstract 2‐Pyrimidin‐5‐ylbenzoxazoles **7** have been synthesized by condensation of 5‐pyrimidinecarboxaldehyde **4** with substituted aminophenols **5** followed by oxidative cyclization of the resulting Schiff's bases **6** with iodobenzene diacetate. Subsequent formation of methylpyrimidinium