2-Mercapto-3-allyl-4-carboxy-4-hydroxy-3,4-dihydroquinazoline 3-Allyl-4-hydroxy-1,2,3,4-tetrahydro-2-thioxo-4-quinazolinecarboxylic acid 4-Quinazolinecarboxylic acid, 1,2,3,4-tetrahydro-3-allyl-4-hydroxy-2-thioxo- 5-25-09-00024 (Beilstein Handbook Reference) 74332-99-3 BRN 0255807