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Molecule
3-Amino-4-Hydroxybenzoic Acid
CAS: 1571-72-8 · C7H7NO3
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 1571-72-8
- Molecular Formula
- C7H7NO3
- Molecular Mass
- 153.14 g/mol
Identifiers
CAS Registry Number
1571-72-8
SMILES
Nc1cc(C(=O)O)ccc1O
InChI Key
MRBKRZAPGUCWOS-UHFFFAOYSA-N
InChI
InChI=1S/C7H7NO3/c8-5-3-4(7(10)11)1-2-6(5)9/h1-3,9H,8H2,(H,10,11)
Names and Synonyms
- 3-Amino-4-Hydroxybenzoic Acid Systematic Name
- Benzoic acid, 3-amino-4-hydroxy- Synonym
- 3-Amino-4-hydroxybenzoic acid Synonym
- 4-Hydroxy-3-aminobenzoic acid Synonym
- NSC 700601 Synonym
- 3-Amino-4-hydroxylbenzoic acid Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 153.14 g/mol | CAS Common Chemistry |
| 153.13699999999997 g/mol | RDKit | |
| 153.137 g/mol | RDKit | |
| Canonical SMILES | O=C(O)C1=CC=C(O)C(N)=C1 | CAS Common Chemistry |
| InChI | InChI=1S/C7H7NO3/c8-5-3-4(7(10)11)1-2-6(5)9/h1-3,9H,8H2,(H,10,11) | CAS Common Chemistry |
| InChI Key | InChIKey=MRBKRZAPGUCWOS-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 205 °C | CAS Common Chemistry |
| Name | 3-Amino-4-hydroxybenzoic acid | CAS Common Chemistry |
| Heavy Atom Count | 11 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 3 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 83.55000000000001 Ų | RDKit |
| 83.55 Ų | RDKit | |
| LogP | 0.6726000000000001 | RDKit |
| 0.6726 | RDKit | |
| Molar Refractivity | 39.478500000000004 cm³/mol | RDKit |
| Ring Count | 1 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 153.042593084 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 = 153.14 g/mol. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C7H7NO3.
