Synonyms: 3-(SULFOOXY)ESTRA-1,3,5(10)-TRIEN-17-ONE, W/PIP*;Estrone hydrogen sulfate compound with piperazine (1:1);Ogen (TN);Piperazine, compd. with 3-(sulfooxy)estra-1,3,5(10)-trien-17-one (1:1) (9CI);Estrone sulfate piperazine;Ogen;29080-16-8;Piperazine oestrone sulphate;Estropipate [USAN];Piperazine estrone sulfate;Conjugated estrogens: piperazine estrone sulfate;Estra-1,3,5(10)-trien-17-one,3-(sulfooxy)-,compd. with piperazine (1:1);Estrone, hydrogen sulfate, compd. with piperazine (1:1) (8CI);Estra-1,3,5(10)-trien-17-one, 3-(sulfooxy)-, compd. with piperazine (1:1);Ortho-Est;(8S,9S,14S)-13-methyl-17-oxo-3-sulfooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene; piperazine;Piperazine, compd. with estrone hydrogen sulfate (1:1) (8CI);(9S,14S)-13-methyl-17-oxo-3-sulfooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene; piperazine;Harmogen;Estra-1,3,5(10)-trien-17-one 3-sulphate, compound with piperazine (1:1);Sulestrex;PIPERAZINE ESTRONE SULFATE;PIPERAZINE, compounded with ESTRONE HYDROGEN SULFATE (1:1) (8CI);ESTRONE, HYDROGEN SULFATE, compounded with PIPERAZINE (1:1) (8CI);ESTRA-1,3,5(10)-TRIEN-17-ONE, 3-(SULFOOXY)-, compounded with PIPERAZINE (1:1);PIPERAZINE, compounded with 3-(SULFOOXY)ESTRA-1,3,5(10)-TRIEN-17-ONE (1:1) (9CI);