Ajmalicine

Ajmalicine

Molecular structure via molpic based on CDK

Physical properties []
Molecular mass	352.4 g/mol ^[1]
Predicted LogP	2.7 ^[1]

Structural Identifiers []
Molecular formula	C₂₁H₂₄N₂O₃ ^[1]
IUPAC name	methyl (1S,15R,16S,20S)-16-methyl-17-oxa-3,13-diazapentacyclo[11.8.0.02,10.04,9.015,20]henicosa-2(10),4,6,8,18-pentaene-19-carboxylate ^[1]
SMILES	C[C@H]1[C@H]2CN3CCC4=C([C@@H]3C[C@@H]2C(=CO1)C(=O)OC)NC5=CC=CC=C45 ^[1]
InChI	InChI=1S/C21H24N2O3/c1-12-16-10-23-8-7-14-13-5-3-4-6-18(13)22-20(14)19(23)9-15(16)17(11-26-12)21(24)25-2/h3-6,11-12,15-16,19,22H,7-10H2,1-2H3/t12-,15-,16+,19-/m0/s1 ^[1]
InChIKey	GRTOGORTSDXSFK-XJTZBENFSA-N ^[1]

Ajmalicine (also known as Ajmalicine, Raubasine, Δ-Yohimbine, Tetrahydroserpentine, Ajmalicin, Circolene, Sarpan, Hydrosarpan, Rauvasan or Isoarteril) is a substance of the β-carboline class.

Chemistry

Stereochemistry []

Ajmalicine is a absolute mixture.

Pharmacology

ATC Classification

Metabolism

Subjective effects []

External links []

References []

National Center for Biotechnology Information. PubChem Compound Summary for CID 441975, Ajmalicine. Accessed April 20, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/441975
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Ajmalicine. UNII: 4QJL8OX71Z. Global Substance Registration System. Accessed April 20, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/4QJL8OX71Z

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