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Tramadol

CAS: 27203-92-5 | C16H25NO2

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 27203-92-5
Molecular Formula: C16H25NO2
Molecular Mass: 263.38 g/mol

Names and Synonyms:

Tramadol
Cyclohexanol, 2-[(dimethylamino)methyl]-1-(3-methoxyphenyl)-, (1R,2R)-rel-
Cyclohexanol, 2-[(dimethylamino)methyl]-1-(m-methoxyphenyl)-
Cyclohexanol, 2-[(dimethylamino)methyl]-1-(3-methoxyphenyl)-, cis-(±)-
rel-(1R,2R)-2-[(Dimethylamino)methyl]-1-(3-methoxyphenyl)cyclohexanol
Tramadol
Racemic tramadol
cis-Tramadol
(±)-Tramadol
CG 315E
E 265
U 26255A
Tramadol Contramid
Zytram
Tramadis
Tramadon
Trapidol
Tiparol
Tramaliv
Tradolan
Ryzolt
Biomadol
Labesfal

Identifiers:

SMILES:
COc1cccc([C@]2(O)CCCC[C@H]2CN(C)C)c1
InChI:
InChI=1/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/t14-,16+/s2

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 263.38 g/mol CAS Common Chemistry
263.3809999999999 g/mol RDKit
263.18852904 g/mol RDKit
Canonical SMILES OC1(C=2C=CC=C(OC)C2)CCCCC1CN(C)C CAS Common Chemistry
InChI InChI=1/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/t14-,16+/s2 CAS Common Chemistry
InChI Key InChIKey=TVYLLZQTGLZFBW-AQPSWHTGNA-N CAS Common Chemistry
Name Tramadol CAS Common Chemistry
Heavy Atom Count 19 RDKit
Hydrogen Bond Acceptors 3 RDKit
Hydrogen Bond Donors 1 RDKit
Rotatable Bonds 4 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 32.7 Ų RDKit
LogP 2.6346000000000007 RDKit
Molar Refractivity 77.40280000000006 RDKit

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