Physostigmine hemisulfate

64-47-1

sulfuric acid compound with (E)-(3aS,8aR)-1,3a,8-trimethyl-1,2,3,3a,8,8a-hexahydropyrrolo[2,3-b]indol-5-yl hydrogen methylcarbonimidate (1:2)

Neuroscience AChE

White solid

<32.44mg/ml in H2O

C[C@](C1=C2C=CC(O/C(O)=N/C)=C1)([C@@]3([H])N2C)CCN3C.C[C@](C4=C5C=CC(O/C(O)=N/C)=C4)([C@@]6([H])N5C)CCN6C.OS(O)(=O)=O

C15H21N3O2·1/2H2SO4

324.39

Blue ice

Desiccate at RT.