14679-73-3 3-(1-Phthalazinyl)carbazic acid ethyl ester 5-25-17-00414 (Beilstein Handbook Reference) BRN 0233300 BT 621 CARBAZIC ACID, 3-(1-PHTHALAZINYL)-, ETHYL ESTER Carboethoxyphthalazinohydrazine Ethyl 3-(1-phthalazinyl)carbazate Hydrazinecarboxylic acid, 2-(1-phthalazinyl)-, ethyl ester (9CI) N-Carboethoxy-N'-phthalazino-hydrazine Todralacina [Spanish] Todralazina [INN-Spanish] Todralazine Todralazine [BAN:INN] Todralazinum [INN-Latin]