3-10-00-00329 (Beilstein Handbook Reference) 4-Butoxybenzoic acid 2-(ethyl(2-hydroxyethyl)amino)ethyl ester 78329-84-7 BENZOIC ACID, 4-BUTOXY-, 2-(ETHYL(2-HYDROXYETHYL)AMINO)ETHYL ESTER BRN 3361718 beta-(N-Ethyl-N-beta-hydroxyethylamino)ethyl 4-n-butoxybenzoate