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08657

Sigma-Aldrich

7-Amino-1,3-naphthalenedisulfonic acid monopotassium salt monohydrate

BioReagent, suitable for fluorescence, ≥98.0% (T)

Synonym(s):

2-Naphthylamine-6,8-disulfonic acid monopotassium salt, mono-Potassium 7-amino-1,3-naphthalenedisulfonate monohydrate, AGA

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About This Item

Empirical Formula (Hill Notation):
C10H8KNO6S2 · H2O
CAS Number:
Molecular Weight:
359.42
Beilstein:
4835047
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.32

product line

BioReagent

Assay

≥98.0% (T)

solubility

H2O: soluble

fluorescence

λex 310 nm; λem 450 nm in 0.1 M phosphate pH 7.0

suitability

suitable for fluorescence

SMILES string

O.[K+].Nc1ccc2cc(cc(c2c1)S(O)(=O)=O)S([O-])(=O)=O

InChI

1S/C10H9NO6S2.K.H2O/c11-7-2-1-6-3-8(18(12,13)14)5-10(9(6)4-7)19(15,16)17;;/h1-5H,11H2,(H,12,13,14)(H,15,16,17);;1H2/q;+1;/p-1

InChI key

SHURQDDWGCOLFA-UHFFFAOYSA-M

Application

To label carbohydrates, this fluorescent reagent reacts with the reducing termini of oligosaccharids to form a Schiffs base, which can then be stabilized by reducing it with sodium cyanoborohydride.

Other Notes

Fluorescent label for carbohydrates

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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