Dopamine 4-O-Sulfate, is a metabolite of Dopamine that has been shown to have the hypotensive effects in anesthetized rats.||Synonyms:|4-(2-Aminoethyl)-1,2-benzenediol 1-(Hydrogen Sulfate); 3-Hydroxytyramine-4-O-sulfate; Dopamine Sulfate||CAS Number:|38339-02-5||Molecular Formula:|C₈H₁₁NO₅S||Molecular Weight:|233.24||Purity:|≥96%||Appearance:|White to off-white solid||Melting Point:|252-258°C (lit)||Solubility:|DMSO (Slightly)||Atmosphere:|Inert||Method For Determining Identity:|Proton NMR Spectroscopic and Mass Spectrometric Analysis||TLC Conditions:|SiO2; Dichloromethane: Methanol=8;2; Visualized with UV and KMnO4; Single Spot, Rf=0.25||Storage and Stability:|Powder is stable for 6 months after receipt at -20°C. Hygroscopic. Under inert atmosphere. For maximum recovery of product, centrifuge the original vial prior to removing the cap.