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Estropipate
C18H22O5S·C4H10N2 436.57
Estra-1,3,5(10)-trien-17-one, 3-(sulfooxy)-, compd. with piperazine (1:1).
Estrone hydrogen sulfate compound with piperazine (1:1) [7280-37-7]

» Estropipate contains not less than 97.0 percent and not more than 103.0 percent of C18H22O5S·C4H10N2, calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Estrone RS
USP Estropipate RS
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