| abstract |
MODIFICATIONS IN THE PROCEDURE FOR THE PRODUCTION OF FENETHANOLAMINE COMPOUNDS. CONSISTING OF: RENTING AN AMINE OF FORMULA (IV) WITH AN AGENT OF FORMULA (V), PRESENT A SOLVENT, SUCH AS ACETONITRILE AND AT A TEMPERATURE BETWEEN THE AMBIENT AND THE REFLUX OF THE SOLVENT, TO OBTAIN A COMPOUND OF FORMULA (I). BEING: AR FENYLUS OPTIONALLY REPLACED; L, OUTGOING GROUP; R1, H; R2, H OR C 1 TO 3 ALKYL; R HIGH A 12, R HIGH A 13, R HIGH A 14, R HIGH A 15, H; X, ALKYLENE FROM C 1 TO 7 AND OTHERS; AND AND, A LINK, AN ALKYLENE CHAIN FROM C 1 TO 7. IS USED AS A STIMULANT FOR BETA2-ADRENORECEPTORS. |