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Hot Keywords: 18162-48-6,872-50-4,Methylene Chloride,naphthalene,THF,Titanium Dioxide

ChemicalBook--->CAS DataBase List--->7474-97-7

7474-97-7

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Chemical Properties

Hazard Information

7474-97-7 Structure

7474-97-7 Structure

Identification	Back Directory
[Name] 4-Hydroxy-1-naphthoic acid
[CAS] 7474-97-7
[Synonyms] 4-Hydroxy-1-naphthoic acid 1-Naphthalenecarboxylicacid, 4-hydroxy- 4-Hydroxy-naphthalene-1-carboxylic acid
[Molecular Formula] C11H8O3
[MOL File] 7474-97-7.mol
[Molecular Weight] 188.18

Chemical Properties	Back Directory
[Melting point ] 183-184 °C
[Boiling point ] 442.2±28.0 °C(Predicted)
[density ] 1.399±0.06 g/cm3(Predicted)
[pka] 4.34±0.10(Predicted)

Hazard Information	Back Directory
[Chemical Properties] 4-Hydroxy-1-naphthoic acid [7474-97-7], mp 188 – 189℃, is synthesized by potassium hydroxide fusion (200 C) of 4-sulfo-1- naphthoic acid or 4-cyanonaphthalene-1-sulfonic acid (from 1-aminonaphthalene-4-sulfonic acid). It undergoes decarboxylation with bromine, nitrous acid, or diazo salts to form the corresponding 4-derivative.

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