InterBioScreen
Catalog ID 
Bio-0615
Molecule name 
Capsaicin
Other names 
Natural capsaicin
Axsain
Capsacutin
Capsaiene
Mioton
Zostrix
Iupac name 
(E)-N-(4-hydroxy-3-methoxybenzyl)-8-methylnon-6-enamide
CAS Registry Number 
404-86-4
Structure 
Molecular Formula 
C18H27NO3
Molecular Weight 
305.41728
Comment 
Isomers
SMILES 
COc1cc(CNC(=O)CCCC/C=C/C(C)C)ccc1O
Rotatable Bonds 
10
H Bond Donors 
2
H Bond Acceptors 
4
Rings 
1
logP 
3.75
PSA 
58.56
Biological use 
Irritant used for desensitisation of sensory neurones; Used as a selective probe for studying neurogenic inflammation and the role of nociceptors in human physiol; Used as a counterirritant and topical analgesic for some skin conditions
Mechanism 
Gastric motility inhibitor; Prevents reaccumulation of substance-P in peripheral sensory neurons; Probable mechanism: substance-P-depletor
Biological source 
Pungent principle of various Capsicum spp. (Solanaceae)
References 
Aldrich Library of 13C and 1H FT NMR Spectra, 1992, 2, 1378C, (nmr) Crombie, L. et al., J.C.S., 1955, 1025, (synth) Leete, E. et al., J.A.C.S., 1968, 90, 6837, (biosynth) Bowman, W.R. et al., Chem. Comm., 1969, 1075, (biosynth) Rangoonwala, R., Pharmazie, 1969, 24, 177, (biosynth) Jeso, I., Chem. Zvesti, 1975, 29, 714, (synth) Virus, R.M. et al., Life Sci., 1979, 25, 1273, (rev, props) Monsereenusorn, Y. et al., Crit. Rev. Toxicol., 1982, 10, 321, (rev, props) Suzuki, T. et al., Alkaloids (London), 1983, 23, 227, (rev) Merck Index, 10th edn., 1983, No. 1741 Kaga, H. et al., J.O.C., 1989, 54, 3477, (synth, bibl) Fuller, R.W., Arch. Int. Pharmacodyn. Ther., 1990, 303, 147, (rev, pharmacol) Maggi, C.A., Arch. Int. Pharmacodyn. Ther., 1990, 303, 157, (pharmacol) Kaga, H. et al., Biosci., Biotechnol., Biochem., 1992, 56, 946, (synth) Cordell, G.A. et al., Ann. Pharmacother., 1993, 27, 330, (rev) Martindale, The Extra Pharmacopoeia, 30th edn., Pharmaceutical Press, 1993, 756 Kirby, G.W. et al., Phytochemistry, 1994, 36, 185, (purifn, bibl) Fenaroli's Handbook of Flavor Ingredients, 3rd edn., (ed. Burdock, G.A.), CRC Press, 1995, 2, 364 Surh, Y.-J. et al., Life Sci., 1995, 56, 1845, (rev, tox, metab) Fusco, B.M. et al., Drugs, 1997, 53, 909-914, (rev) Encyclopedia of Food and Color Additives, (ed. Burdock, G.A.), CRC Press, 1997, 1374-1375 David, W.I.F. et al., Chem. Comm., 1998, 931-932, (cryst struct) Lewis, R.J., Sax's Dangerous Properties of Industrial Materials, 8th edn., Van Nostrand Reinhold, 1992, CBF750
InChI 
InChI=1S/C18H27NO3/c1-14(2)8-6-4-5-7-9-18(21)19-13-15-10-11-16(20)17(12-15)22-3/h6,8,10-12,14,20H,4-5,7,9,13H2,1-3H3,(H,19,21)/b8-6+
InChIKey 
YKPUWZUDDOIDPM-SOFGYWHQSA-N
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