a short-acting selective M₂ muscarinic receptor antagonist.

Cervane alkaloid C₂₇H₄₃NO₃ from the plant Petilium eduardi.

• Molecular Weight : 429.64 Da.
  
  
• Melting Point : 257-267 °C.
  
  
• Solubility in : chloroform, 95 % alcohol; slightly in acetone; not in water.
  
  
• Purity min. : 97%.
  
  
• Toxicity (LD₅₀) : mice (s.c.): 150 mg/kg.
  
  
• Storage recommendations : stable in dry state; store at +4°C, in dark place.
  
  
• CAS Reg. No. : 61825-98-7
  
  
• Merck Index 11th Ed. : 4840
  
  
• Bibliography :
  
  1. Eglen et al., "Characterisation of the interaction of the cervane alkaloid, imperialine, at Muscarinic receptors in vitro." Naunyn-Schmiedeberg’s Arch. Pharmacol. (1992) 346:144-151
  2. Mirzaev, unbublished results.