8-Amino-1-naphthol-5-sulfonic acid

BGC Id:	562378012441
CAS No:	83-64-7
Synonyms:	nsc 178276 ; 4-amino-5-naphthol-1-sulfonic acid ; aminonaphthol sulfonic acid s ; s acid ; chicagoacids ; chicago acid s ; 1-amino-8-hydroxy-4-naphthalenesulfonic acid ; 1-amino-8-naphthol-4-sulfonic acid ; kyselinas ; 4-amino-5-hydroxy-1-naphthalenesulfonicaci ; 4-amino-5-hydroxy-1-naphthalenesulfonicacid ; 1-amino-8-napthol-4-sulfonic acid ; nsc 10434 ; 8-amino-1-hydroxynaphthalene-5-sulfonic acid ; 8-amino-1-naphthol-5-sulfonicacid ; 1-naphthol-5-sulfonicacid, 8-amino- (4ci) ; nsc7555 ; kyselina1-amino-8-naftol-4-sulfonova ; 1-naphthalenesulfonicacid, 4-amino-5-hydroxy- ; 8-amino-1-naphthol-5-sulfonic acid
Molecular Formula:	C10H9 N O4 S
Molecular Weight:	239.26
EINECS:

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The last intensive check and update was carried out on 2025/06/04.

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Synonyms:

nsc 178276 ; 4-amino-5-naphthol-1-sulfonic acid ; aminonaphthol sulfonic acid s ; s acid ; chicagoacids ; chicago acid s ; 1-amino-8-hydroxy-4-naphthalenesulfonic acid ; 1-amino-8-naphthol-4-sulfonic acid ; kyselinas ; 4-amino-5-hydroxy-1-naphthalenesulfonicaci ; 4-amino-5-hydroxy-1-naphthalenesulfonicacid ; 1-amino-8-napthol-4-sulfonic acid ; nsc 10434 ; 8-amino-1-hydroxynaphthalene-5-sulfonic acid ; 8-amino-1-naphthol-5-sulfonicacid ; 1-naphthol-5-sulfonicacid, 8-amino- (4ci) ; nsc7555 ; kyselina1-amino-8-naftol-4-sulfonova ; 1-naphthalenesulfonicacid, 4-amino-5-hydroxy- ; 8-amino-1-naphthol-5-sulfonic acid

CAS:

83-64-7

EINECS:

Molecular Formula:

C10H9 N O4 S

MDL:

Properties

Molecular Weight:

239.26 g·mol−1

Physical Description:

grey powder

Safety Information

Hazard Symbols: C

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

34 (R)

Safety Codes:

26-27-36/37/39-45 (S)

WGK Germany:

RID / ADR:

UN 2583 8 / PG 2

RTECS:

QK1295000

What other providers are available for CAS 83-64-7?

In addition to the providers presented here for 8-Amino-1-naphthol-5-sulfonic acid with the CAS number 83-64-7, there are other 21 providers with slightly different product names available for this CAS number.

Amino-1-naphthol-5-sulfonic acid

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Amino-8-naphthol-4-sulfonic acid

BuGuCh & Partners +1 additional providers that we know from the past

1-Amino-8-naphthol-4-sulfonic acid

4-Amino-5-hydroxy-1-naphthalenesulfonic acid

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