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7-Amino-4-hydroxy-2-naphthalenesulfonic acid

Name: 7-Amino-4-hydroxy-2-naphthalenesulfonic acid
Brand: SIAL

technical, ≥90% (T)

Synonym(s):

6-Amino-1-naphthol-3-sulfonic acid, I-Acid

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About This Item

Empirical Formula (Hill Notation):

C₁₀H₉NO₄S

CAS Number:

87-02-5

Molecular Weight:

239.25

EC Number:

201-718-9

Beilstein/REAXYS Number:

2217192

MDL number:

MFCD00003970

UNSPSC Code:

12352100

NACRES:

NA.22

PubChem Substance ID:

329748634

Assay:

≥90% (T)

Form:

powder

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Properties

grade

technical

Quality Segment

100

assay

≥90% (T)

form

powder

functional group

sulfonic acid

SMILES string

Nc1ccc2c(O)cc(cc2c1)S(O)(=O)=O

InChI

1S/C10H9NO4S/c11-7-1-2-9-6(3-7)4-8(5-10(9)12)16(13,14)15/h1-5,12H,11H2,(H,13,14,15)

InChI key

KYARBIJYVGJZLB-UHFFFAOYSA-N

Description

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This Item	08751	70862	A7782
Sigma-Aldrich 08800 7-Amino-4-hydroxy-2-naphthalenesulfonic acid	Supelco 08751 4-Amino-3-hydroxy-1-naphthalenesulfonic acid	Sigma-Aldrich 70862 4-Amino-1-naphthalenesulfonic acid sodium salt hydrate	Sigma-Aldrich A7782 8-Amino-2-naphthalenesulfonic acid
description technical, ≥90% (T)	description for spectrophotometric det. of Si, ≥90.0% (CHN)	description technical	description ≥97%
assay ≥90% (T)	assay ≥90.0% (CHN)	assay -	assay ≥97%
Quality Level 100	Quality Level 100	Quality Level 100	Quality Level 100
form powder	form powder	form crystals	form powder
functional group sulfonic acid	functional group -	functional group sulfonic acid	functional group sulfonic acid
grade technical	grade -	grade technical	grade -
7-Amino-4-hydroxy-2-naphthalenesulfonic acid lab-grade	-	-	-

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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