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Merck
CN

V001758

Hydroxynaphthol blue

Synonym(s):

1-(2-Hydroxy-4-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic acid trisodium salt, 3-Hydroxy-4-(2-hydroxy-4-sulfo-1-naphthylazo)naphthalene-2,7-disulfonic acid trisodium salt

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About This Item

Empirical Formula (Hill Notation):
C20H11N2Na3O11S3
CAS Number:
Molecular Weight:
620.47
EC Number:
264-197-7
PubChem Substance ID:
MDL number:
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SMILES string

[Na+].[Na+].[Na+].Oc1cc(c2ccccc2c1\N=N\c3c(O)c(cc4cc(ccc34)S([O-])(=O)=O)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C20H14N2O11S3.3Na/c23-15-9-16(35(28,29)30)13-3-1-2-4-14(13)18(15)21-22-19-12-6-5-11(34(25,26)27)7-10(12)8-17(20(19)24)36(31,32)33;;;/h1-9,23-24H,(H,25,26,27)(H,28,29,30)(H,31,32,33);;;/q;3*+1/p-3/b22-21+;;;

InChI key

AUIINJJXRXMPGT-ZRUFZDNISA-K



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pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Ya-Bing Duan et al.
PloS one, 9(10), e111094-e111094 (2014-10-21)
Botrytis cinerea is a devastating plant pathogen that causes grey mould disease. In this study, we developed a visual detection method of B. cinerea based on the Bcos5 sequence using loop-mediated isothermal amplification (LAMP) with hydroxynaphthol blue dye (HNB). The
Ya Bing Duan et al.
Scientific reports, 5, 17278-17278 (2015-11-27)
Resistance of benzimidazole fungicides is related to the point mutation of the β-tubulin gene in Sclerotinia sclerotiorum. The point mutation at codon 198 (GAG → GCG, E198A) occurs in more than 90% of field resistant populations in China. Traditional detection
Xiude Hua et al.
Analytical chemistry, 86(16), 8441-8447 (2014-08-20)
Two immuno-loop-mediated isothermal amplification assays (iLAMP) were developed by using a phage-borne peptide that was isolated from a cyclic eight-peptide phage library. One assay was used to screen eight organophosphorus (OP) pesticides with limits of detection (LOD) between 2 and