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5-Aminosalicylic Acid

CAS: 89-57-6 | C7H7NO3

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 89-57-6
Molecular Formula: C7H7NO3
Molecular Mass: 153.14 g/mol

Names and Synonyms:

5-Aminosalicylic Acid
Fivasa
Delzicol
Benzoic acid, 5-amino-2-hydroxy-
Salicylic acid, 5-amino-
5-Amino-2-hydroxybenzoic acid
2-Hydroxy-5-aminobenzoic acid
3-Carboxy-4-hydroxyaniline
Pentasa
Mesalamine
5-Aminosalicylic acid
Mesalazine
Asacol
5-ASA
Salofalk
Claversal
Asacolitin
Salozinal
Mesacol
Asacolon
Fisalamine
Lixacol
Mesasal
m-Aminosalicylic acid
Rowasa
NSC 38877
Canasa
Ipocol
Asalit
Lialda
Mesalsal
Novo-5 ASA
Colasa
Apriso
Mezavant
Rovasa

Identifiers:

SMILES:
Nc1ccc(O)c(C(=O)O)c1
InChI:
InChI=1S/C7H7NO3/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3,9H,8H2,(H,10,11)

Key Properties

Melting Point
283 °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 153.14 g/mol CAS Common Chemistry
153.137 g/mol RDKit
153.042593084 g/mol RDKit
Canonical SMILES O=C(O)C1=CC(N)=CC=C1O CAS Common Chemistry
InChI InChI=1S/C7H7NO3/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3,9H,8H2,(H,10,11) CAS Common Chemistry
InChI Key InChIKey=KBOPZPXVLCULAV-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 283 °C CAS Common Chemistry
Name 5-Aminosalicylic 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 83.55 Ų RDKit
LogP 0.6726000000000001 RDKit
Molar Refractivity 39.478500000000004 RDKit

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