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Merck
CN

D4130

Barium diphenylamine-4-sulfonate

redox indicator

Synonym(s):

4-(Phenylamino)benzenesulfonic acid barium salt, Diphenylamine-4-sulfonic acid barium salt

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About This Item

Linear Formula:
(C12H10NO3S)2Ba
CAS Number:
Molecular Weight:
633.88
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12161500
EC Number:
228-278-0
MDL number:
Beilstein/REAXYS Number:
3795146
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Product Name

Barium diphenylamine-4-sulfonate, for redox titration

Quality Segment

assay

≥95%

form

powder

technique(s)

titration: suitable

solubility

50 mg/mL, clear to very slightly hazy, faintly yellow-green

cation traces

C: 44.3-46.6%, N: 4.1-4.8%

SMILES string

[Ba++].[O-]S(=O)(=O)c1ccc(Nc2ccccc2)cc1.[O-]S(=O)(=O)c3ccc(Nc4ccccc4)cc3

InChI

1S/2C12H11NO3S.Ba/c2*14-17(15,16)12-8-6-11(7-9-12)13-10-4-2-1-3-5-10;/h2*1-9,13H,(H,14,15,16);/q;;+2/p-2

InChI key

IVCNVXFNTKXMCA-UHFFFAOYSA-L

General description

Visit our Titration Center to learn more.


pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

wgk

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves



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