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Molecule
5-Hydroxyindole
CAS: 1953-54-4 · C8H7NO
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 1953-54-4
- Molecular Formula
- C8H7NO
- Molecular Mass
- 133.15 g/mol
Identifiers
CAS Registry Number
1953-54-4
SMILES
Oc1ccc2[nH]ccc2c1
InChI Key
LMIQERWZRIFWNZ-UHFFFAOYSA-N
InChI
InChI=1S/C8H7NO/c10-7-1-2-8-6(5-7)3-4-9-8/h1-5,9-10H
Names and Synonyms
- 5-Hydroxyindole Systematic Name
- 1H-Indol-5-ol Synonym
- Indol-5-ol Synonym
- 5-Hydroxyindole Synonym
- 5-Hydroxy-1H-indole Synonym
- NSC 87503 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 133.15 g/mol | CAS Common Chemistry |
| 134.158 g/mol | chempirical lib | |
| Canonical SMILES | OC=1C=CC=2NC=CC2C1 | CAS Common Chemistry |
| InChI | InChI=1S/C8H7NO/c10-7-1-2-8-6(5-7)3-4-9-8/h1-5,9-10H | CAS Common Chemistry |
| InChI Key | InChIKey=LMIQERWZRIFWNZ-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 107-108 °C | CAS Common Chemistry |
| Name | 5-Hydroxyindole | CAS Common Chemistry |
| Heavy Atom Count | 10 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 2 | RDKit |
| Topological Polar Surface Area | 36.019999999999996 Ų | RDKit |
| 36.02 Ų | RDKit | |
| LogP | 1.8735 | RDKit |
| Molar Refractivity | 39.96350000000001 cm³/mol | RDKit |
| Ring Count | 2 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 133.052763844 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
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
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MW = 133.15 g/mol. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C8H7NO.
