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

HRID 850214Notes

Reaction equation

HRID 850214 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.C1(=O)OC(=O)CC1>>[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

3

Reactant 2

HCID 68687-Amino-4-hydroxy-2-naphthalenesulfonic acidHCID 7922Succinic anhydride

Product 1

HCID 70051-Naphthol

Procedure

In an aqueous solvent, 23.9 parts of 7-amino-4-hydroxynaphthalene-2-sulfonic acid was condensed with 10.0 parts of succinic anhydride according to a normal method to obtain a naphthol derivative.

Sources & evidence

ORD record
ord-ba60a2304d6b47488cd9d6a86b71d7c8
Source dataset
uspto-grants-2000_01
Patent number
US06015885

Reaction notes

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