1. Indole is a particularly active substrate; the reaction provides gramine derivatives. 2. All reactions of gramine follow the same general reaction scheme. 3. In huius rei testimonium diplomata vestris conlegis in Collegii Gramine tradam ." 4. In contrast, gramine is an antagonist of the 5-HT 2A receptor. 5. Gramine may play a defensive role in these plants, since it is toxic to many organisms.6. Gramine , a useful synthetic intermediate, is produced via a Mannich reaction of indole with dimethylamine and formaldehyde.7. "' Gramine "'( also called donaxine ) is a naturally occurring indole alkaloid present in several plant species. 8. Gramine is reacted with a strong electrophile, such as methyl iodide, to form the quaternary ammonium salt "'2 " '.
Mobile