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Synthesis of 2,4-(1H,3H)-quinazolinediones |
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| Authors: | Philip D. Hammen Douglas J. M. Allen |
| Abstract: | Improved procedures for syntheses of kilogram quantities of quinazolinedione 5 and its intermediates 2,3 and 4 are described. The mechanism of formation of 5 is discussed as well as a side reaction resulting in 7 . |
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