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Acitretin

CAS: 55079-83-9 | C21H26O3

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 55079-83-9
Molecular Formula: C21H26O3
Molecular Mass: 326.44 g/mol

Names and Synonyms:

Acitretin
2,4,6,8-Nonatetraenoic acid, 9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-, (2E,4E,6E,8E)-
2,4,6,8-Nonatetraenoic acid, 9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-, (all-E)-
(2E,4E,6E,8E)-9-(4-Methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-2,4,6,8-nonatetraenoic acid
Ro 10-1670
Etretin
Acitretin
Neotigason
all-trans-Acitretin
TMMP
Soriatane
Ro 10-1670/000
Acitretinoin

Identifiers:

SMILES:
COc1cc(C)c(/C=C/C(C)=C/C=C/C(C)=C/C(=O)O)c(C)c1C
InChI:
InChI=1S/C21H26O3/c1-14(8-7-9-15(2)12-21(22)23)10-11-19-16(3)13-20(24-6)18(5)17(19)4/h7-13H,1-6H3,(H,22,23)/b9-7+,11-10+,14-8+,15-12+

Key Properties

Melting Point
228-230 °C CAS Common Chemistry

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 326.44 g/mol CAS Common Chemistry
326.4360000000001 g/mol RDKit
326.18819469199997 g/mol RDKit
Canonical SMILES O=C(O)C=C(C=CC=C(C=CC=1C(=CC(OC)=C(C1C)C)C)C)C CAS Common Chemistry
InChI InChI=1S/C21H26O3/c1-14(8-7-9-15(2)12-21(22)23)10-11-19-16(3)13-20(24-6)18(5)17(19)4/h7-13H,1-6H3,(H,22,23)/b9-7+,11-10+,14-8+,15-12+ CAS Common Chemistry
InChI Key InChIKey=IHUNBGSDBOWDMA-AQFIFDHZSA-N CAS Common Chemistry
Melting Point 228-230 °C CAS Common Chemistry
Name Acitretin CAS Common Chemistry
Heavy Atom Count 24 RDKit
Hydrogen Bond Acceptors 2 RDKit
Hydrogen Bond Donors 1 RDKit
Rotatable Bonds 6 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 46.53 Ų RDKit
LogP 5.167060000000005 RDKit
Molar Refractivity 100.52880000000005 RDKit

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