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LSD (lysergic acid diethylamide)

A potent synthetic hallucinogen derived from lysergic acid, itself from ergot alkaloids of Claviceps purpurea. Active at 50-200 μg. Schedule I in the US, Class A in the UK. Detected by HPLC-FLD (fluorescence Ex 325/Em 445 nm) or LC-MS/MS ([M+H]+ m/z 324).

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