CAS 6357-85-3
:2-Naphthol-4-sulfonic acid
Description:
2-Naphthol-4-sulfonic acid, with the CAS number 6357-85-3, is an aromatic sulfonic acid characterized by its naphthalene structure substituted with a hydroxyl group and a sulfonic acid group. This compound typically appears as a white to light yellow crystalline solid and is soluble in water, which enhances its utility in various applications. It exhibits acidic properties due to the presence of the sulfonic acid group, making it a strong acid compared to carboxylic acids. 2-Naphthol-4-sulfonic acid is commonly used as a dye intermediate, particularly in the synthesis of azo dyes, and serves as a reagent in analytical chemistry for the detection of certain metal ions. Additionally, it can act as a pH indicator and is involved in various organic synthesis processes. Its chemical stability and reactivity make it valuable in both industrial and laboratory settings. Safety precautions should be observed when handling this compound, as it may cause irritation to the skin and eyes.
Formula:C10H8O4S
InChI:InChI=1S/C10H8O4S/c11-8-5-7-3-1-2-4-9(7)10(6-8)15(12,13)14/h1-6,11H,(H,12,13,14)
InChI key:InChIKey=RZMZJYAMZGWBLB-UHFFFAOYSA-N
SMILES:S(=O)(=O)(O)C=1C2=C(C=C(O)C1)C=CC=C2
Synonyms:- 1-Naphthalenesulfonic acid, 3-hydroxy-
- 2-Hydroxynaphthalene-4-sulphonic acid
- 2-Naphthol-4-sulfonic acid
- 3-Hydroxy-1-naphthalenesulfonic acid
- 3-Hydroxynaphthalene-1-Sulfonic Acid
- methyl 4-(5-{(E)-[1-(3-bromophenyl)-2,4,6-trioxotetrahydropyrimidin-5(2H)-ylidene]methyl}furan-2-yl)benzoate
- 3-Hydroxynaphthalenesulphonic acid
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