| 摘要 |
2-Cyclopropylamino-4-formylamino-6-amino-s-triazines of the formula <IMAGE> I wherein R1 represents hydrogen, C1-C4-alkyl which is unsubstituted or substituted by lower alkoxy, or represents C3-C4-alkenyl, C3-C4-alkynyl, cyclopropyl, hydroxy, methoxy or ethoxy, R2 represents hydrogen, methyl or ethyl, or R1 and R2 together with the nitrogen atom to which they are attached represent a 5- or 6-membered heterocyclic ring which can contain a further nitrogen atom or an oxygen atom, and R3 represents hydrogen or methyl, AND THE ACID ADDITION SALTS THEREOF FOR COMBATTING DEVELOPMENTAL STAGES OF INSECTS.
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