Molecular Formula: C₂₂H₂₇BrN₂O₂S
Synonyms: 1H-Indole,3-[(1-methyl-2-pyrrolidinyl)methyl]-5-[2-(phenylsulfonyl)ethyl]-,monohydrobromide, (R)-; 1H-Indole,3-[[(2R)-1-methyl-2-pyrrolidinyl]methyl]-5-[2-(phenylsulfonyl)ethyl]-,monohydrobromide (9CI); (R)-5-[2-(Benzenesulfonyl)ethyl]-3-[(N-methylpyrrolidin-2-yl)methyl]-1H-indolehydrobromide; 1H-Indole,3-[[(2R)-1-methyl-2-pyrrolidinyl]methyl]-5-[2-(phenylsulfonyl)ethyl]-,hydrobromide (1:1); Relert; Relpax; UK 116044-04;
Appearance: Tan solid
Molecular Weight: 463.43
Boiling Point: 633.9 °C at 760 mmHg
Melting Point: 169-171 °C
Flash Point: 337.2 °C
Biological Activity: Orally active, selective 5-HT 1B/1D receptor agonist. Produces a dose-dependent reduction in carotid artery blood flow in vivo . Displays antimigraine activity.