Synthesis of 1,2,3,4-Tetrahydro-4-oxothieno[3,2-d]pyrimidine and Perhydropyrimidine Derivates from Alkyl Dicyanoacetates
β Scribed by Richard Neidlein; Zhihua Sui
- Publisher
- John Wiley and Sons
- Year
- 1991
- Tongue
- German
- Weight
- 477 KB
- Volume
- 74
- Category
- Article
- ISSN
- 0018-019X
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π SIMILAR VOLUMES
## Abstract 2βPyrimidinβ5βylbenzoxazoles **7** have been synthesized by condensation of 5βpyrimidinecarboxaldehyde **4** with substituted aminophenols **5** followed by oxidative cyclization of the resulting Schiff's bases **6** with iodobenzene diacetate. Subsequent formation of methylpyrimidinium
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Synthesis of Functionalized 2,3-Dihydrothieno[2,3-d ]pyrimidin-4(1H )ones and Their Recyclization to 2,3-Dihydrothieno[3,4-d ]pyrimidin-4(1H )-ones