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Sodium 6-Hydroxy-2-Naphthalenesulfonate

CAS: 135-76-2 | C10H8NaO4S

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 135-76-2
Molecular Formula: C10H8NaO4S
Molecular Mass: 247.23 g/mol

Names and Synonyms:

Sodium 6-Hydroxy-2-Naphthalenesulfonate
2-Naphthalenesulfonic acid, 6-hydroxy-, sodium salt (1:1)
2-Naphthalenesulfonic acid, 6-hydroxy-, monosodium salt
Schaeffer's salt
Sodium β-naphthol-6-sulfonate
2-Naphthol-6-sodium sulfonate
Schaeffer salt
Sodium 2-naphthol-6-sulfonate
2-Naphthol-6-sulfonic acid sodium salt
Sodium 6-hydroxy-2-naphthalenesulfonate
6-Sulfo-2-naphthol sodium salt
2-Hydroxy-6-naphthalenesulfonic acid sodium salt

Identifiers:

SMILES:
O=S(=O)(O)c1ccc2cc(O)ccc2c1.[Na]
InChI:
InChI=1S/C10H8O4S.Na/c11-9-3-1-8-6-10(15(12,13)14)4-2-7(8)5-9;/h1-6,11H,(H,12,13,14);

Key Properties

Melting Point
123 °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 247.23 g/mol CAS Common Chemistry
247.227 g/mol RDKit
247.004099016 g/mol RDKit
Canonical SMILES [Na].O=S(=O)(O)C1=CC=C2C=C(O)C=CC2=C1 CAS Common Chemistry
InChI InChI=1S/C10H8O4S.Na/c11-9-3-1-8-6-10(15(12,13)14)4-2-7(8)5-9;/h1-6,11H,(H,12,13,14); CAS Common Chemistry
InChI Key InChIKey=HCUZOWXNUINXQH-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 123 °C CAS Common Chemistry
Name Sodium 6-hydroxy-2-naphthalenesulfonate CAS Common Chemistry
Heavy Atom Count 16 RDKit
Hydrogen Bond Acceptors 3 RDKit
Hydrogen Bond Donors 2 RDKit
Rotatable Bonds 1 RDKit
Aromatic Ring Count 2 RDKit
Topological Polar Surface Area 74.60000000000001 Ų RDKit
LogP 1.4113 RDKit
Molar Refractivity 61.181400000000025 RDKit

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