Merck
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P2297

Sigma-Aldrich

Picrylsulfonic acid solution

5 % (w/v) in H2O, BioReagent, suitable for determination of primary amines

Synonym(s):
2,4,6-Trinitrobenzenesulfonic acid solution, TNBS
Empirical Formula (Hill Notation):
C6H3N3O9S
CAS Number:
Molecular Weight:
293.17
Beilstein:
572358
MDL number:
PubChem Substance ID:
NACRES:
NA.25

product line

BioReagent

Quality Level

concentration

5 % (w/v) in H2O

suitability

suitable for determination of primary amines

storage temp.

2-8°C

SMILES string

OS(=O)(=O)c1c(cc(cc1[N+]([O-])=O)[N+]([O-])=O)[N+]([O-])=O

InChI

1S/C6H3N3O9S/c10-7(11)3-1-4(8(12)13)6(19(16,17)18)5(2-3)9(14)15/h1-2H,(H,16,17,18)

InChI key

NHJVRSWLHSJWIN-UHFFFAOYSA-N

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Application

Hydrophilic modifying reagent. Derivatives with amino compounds can be regenerated with hydrazine.

Packaging

10 mL in amber poly bottle

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Origin

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