1,6-Cleve's acid → 1-Naphthol-8-sulfonic acid

HRID 1248440

Reaktionsgleichung

Reaktionsgleichung von HRID 1248440
[CH:1]1[CH:6]=[C:5]2[CH:7]=[CH:8][C:9]([S:12]([OH:15])(=[O:14])=[O:13])=[C:10]([OH:11])[C:4]2=[CH:3][CH:2]=1.[CH:16]1[CH:21]=[C:20]2[CH:22]=[C:23]([S:27]([OH:30])(=[O:29])=[O:28])[CH:24]=[C:25]([OH:26])[C:19]2=[CH:18][CH:17]=1.C1C=C(O)C2C=CC=C(S(O)(=O)=O)C=2C=1.C1C=C(N)C2C=CC(S(O)(=O)=O)=CC=2C=1>>[CH:8]1[CH:9]=[C:10]([OH:11])[C:4]2[C:3]([S:27]([OH:30])(=[O:29])=[O:28])=[CH:2][CH:1]=[CH:6][C:5]=2[CH:7]=1.[CH:16]1[CH:17]=[C:18]([S:12]([OH:15])(=[O:14])=[O:13])[C:19]2[C:20](=[CH:22][C:23]([S:27]([OH:30])(=[O:28])=[O:29])=[CH:24][C:25]=2[OH:26])[CH:21]=1

Komponenten

6

Edukt 4

HCID 84081,6-Cleve's acidHCID 112771-Hydroxy-2-naphthalenesulfonic acidHCID 670251-Naphthalenesulfonic acid, 5-hydroxy-HCID 773892-Naphthalenesulfonic acid, 4-hydroxy-

Produkt 2

HCID 670151-Naphthol-8-sulfonic acidHCID 670191,6-Naphthalenedisulfonic acid, 8-hydroxy-

Versuchsvorschrift

Examples of suitable starting materials for these syntheses are 1-naphthol-2-sulfonic acid, 1-naphthol-3-sulfonic acid, 1-naphthol-5-sulfonic acid, 1-naphthol-6-sulfonic acid, 1-naphthylamine-6-sulfonic acid, from which 1-chloro-1-naphthol-6-sulfonic acid may be obtained by chlorination in the course of a Bucherer synthesis, 1-naphthol-7-sulfonic acid, 1-naphthol-8-sulfonic acid, 1-naphthol-3,8-disulfonic acid, 7-acetylamino-1-naphthol-3-sulfonic acid, 8-acetylamino-2-chloro-1-naphthol-5-sulfonic acid, 8-acetylamino-1-naphthol-5-sulfonic acid, 8-benzoylamino-1-naphthol-5-sulfonic acid, 8-acetylamino-1-naphthol-2,5-disulfonic acid and 5-acetylamino-1-naphthol-3-sulfonic acid.

Quellen und Nachweise

ORD-Eintrag
ord-7d174af437604bd492658300ff5c363e
Quelldatensatz
uspto-grants-1985_06
Patentnummer
US04524124

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