7-Amino-4-hydroxy-2-naphthalenesulfonic acid → 1-Naphthol

HRID 850218

Reaction equation

N[C:2]1[CH:11]=[C:10]2[C:5]([C:6]([OH:16])=[CH:7][C:8](S(O)(=O)=O)=[CH:9]2)=[CH:4][CH:3]=1.C(Cl)(=O)C1C=CC=CC=1>>[CH:2]1[CH:3]=[CH:4][C:5]2[C:10](=[CH:9][CH:8]=[CH:7][C:6]=2[OH:16])[CH:11]=1

Participants

Reactant 2

HCID 68687-Amino-4-hydroxy-2-naphthalenesulfonic acid

HCID 7412Benzoyl chloride

Product 1

HCID 70051-Naphthol

Procedure

In an aqueous solvent, 23.9 parts of 7-amino-4-hydroxynaphthalene-2-sulfonic acid is condensed with 14.1 parts of benzoyl chloride according to a normal method to obtain a naphthol derivative.

Sources & evidence

ORD record: ord-4ac8d1cee3394c4793afef6119852519
Source dataset: uspto-grants-2000_01
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06015885

Linked notes

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