FFM51N: Fosfomycin EP Impurity A (R,R)-Isomer

P-[(1R,2R)-1,2-Dihydroxypropyl]-phosphonic acid diammonium salt ;

CAS # 132125-60-1 (acid) ; 1160525-87-0 (diammonium salt) ;

C3H15N2O5P ;

C3H9O5P (acid) ; Mol. Wt.: 156.07 ;

C3H15N2O5P (2 NH4) ; Mol. Wt.: 190.14 ;

Supplied as diammonium salt ;