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307122

Sigma-Aldrich

4-Amino-3,6-disulfo-1,8-naphthalic anhydride dipotassium salt

Synonym(s):

Lucifer Yellow anhydride dipotassium salt

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About This Item

Empirical Formula (Hill Notation):
C12H5K2NO9S2
CAS Number:
Molecular Weight:
449.50
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

form

powder

Quality Level

mp

>300 °C (lit.)

ε (extinction coefficient)

≥20000 at 264-268 nm in 0.1 M NaOH at 0.01 g/L
≥30000 at 226-232 nm in 0.1 M NaOH at 0.01 g/L
≥8000 at 348-352 nm in 0.1 M NaOH at 0.01 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[K+].[K+].Nc1c(cc2C(=O)OC(=O)c3cc(cc1c23)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C12H7NO9S2.2K/c13-10-5-1-4(23(16,17)18)2-6-9(5)7(12(15)22-11(6)14)3-8(10)24(19,20)21;;/h1-3H,13H2,(H,16,17,18)(H,19,20,21);;/q;2*+1/p-2

InChI key

MIOVHACHHDENNE-UHFFFAOYSA-L

Application

4-Amino-3,6-disulfo-1,8-naphthalic anhydride dipotassium salt has been used to synthesize the fluorescent peptide analog, Lucifer yellow anhydride.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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