tramadol   Click here for help

GtoPdb Ligand ID: 8286

Synonyms: (1RS,2RS)-2-[(dimethylamino)methyl]-1-(3-methoxyphenyl)-cyclo-hexanol | Maxitram® | Tilodol® | Tramacet®
Approved drug
tramadol is an approved drug (FDA (1995), UK (2003))
Compound class: Synthetic organic
Comment: Tramadol is a narcotic-like analgesic.
The marketed formulation of tramadol is a racemic mixture of enantiomers, including PubChem CIDs 33741 and 667511 (and others). We represent the non-isomeric molecule to represent the mixture. The clinically administered form is tramadol hydrochloride.
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2D Structure
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Physico-chemical Properties
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Hydrogen bond acceptors 2
Hydrogen bond donors 1
Rotatable bonds 4
Topological polar surface area 32.7
Molecular weight 263.19
XLogP 2.43
No. Lipinski's rules broken 0
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Canonical SMILES COc1cccc(c1)C1(O)CCCCC1CN(C)C
Isomeric SMILES COc1cccc(c1)C1(O)CCCCC1CN(C)C
InChI InChI=1S/C16H25NO2/c1-17(2)12-14-7-4-5-10-16(14,18)13-8-6-9-15(11-13)19-3/h6,8-9,11,14,18H,4-5,7,10,12H2,1-3H3
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Summary of Clinical Use Click here for help
Tramadol is indicated for the symptomatic treatment of moderate to severe pain.
Mechanism Of Action and Pharmacodynamic Effects Click here for help
Tramadol acts via non-selective agonism of opioid receptors [1] to activate the spinal pain inhibitory system, with additional effects on the neurotransmission of noradrenalin and serotonin (descending inhibitory system, non-opioid effect) [2-3].
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