Sodium nitroprusside dihydrate is a hydrate that is the dihydrate form of sodium nitroprusside. It has a role as a nitric oxide donor and a vasodilator agent.
Sodium nitroprusside dihydrate (Disodium pentacyanonitrosylferrate(2-)dihydrate, SNP) molecule contains a ferrous ion in the center, which is surrounded by five cyanide groups and a nitrosyl group.. It is also widely employed as nitric oxide (NO) donor in various experimental models.