Diels-Alder Reactions of Bicyclic 1,2,4-Triazines: The Conversion of Pyrimido[4,5-e]-1,2,4-triazines to Pyrido[2,3-d]pyrimidines (5-Deazapteridines)
β Scribed by Edward C. Taylor; Keith F. McDaniel; John C. Warner
- Book ID
- 104227531
- Publisher
- Elsevier Science
- Year
- 1987
- Tongue
- French
- Weight
- 203 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0040-4039
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## Abstract magnified image An efficient oneβpot access for the synthesis of the previously unreported tetracyclic fused pyrimidoβ[4β³,5β³:4β²,5β²]thieno[3β²,2β²:4,5]thieno[3,2β__d__]pyrimidine (**3**) and 1,2,3βtriazine[4β³,5β³:4β²,5β²]thienoβ[3β²,2β²:4,5]thienoβ[3,2β__d__]β1,2,3βtriazine (**5**) heteroaroma
Damand Dhla-AIdat lawitlons of 2.4.~-~(0c~c\*rbony1~-1.3,5-rr~~Ln~ and 2.4.6-~(wchylthio)-l,3,5-rrfrKLar,: ?yTtildla\* 1xltrodueticm~ D\*le L. liog\*r\*' \*nd Qun Dmg Dep\*rtmmt of Chulatry Fur&a Univormlty u\*st L4f\*y\*tt\*, IH 67907 (Recciwdh C'SA 30 Drctndxr 1987) Abrcract : A full iw\*sti&\*cio