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N4875

Sigma-Aldrich

Naphthol AS-MX phosphate

phosphatase substrate, fluorogenic, ≥99% (HPLC), powder

Synonym(s):

3-Hydroxy-2-naphtho-2′,4′-xylidide Phosphate, N-(2,4-Dimethylphenyl)-3-(phosphonooxy)-2-naphthalenecarboxamide

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About This Item

Empirical Formula (Hill Notation):
C19H18NO5P
CAS Number:
Molecular Weight:
371.32
Beilstein/REAXYS Number:
6664873
EC Number:
MDL number:
UNSPSC Code:
12352204
PubChem Substance ID:
NACRES:
NA.83

product name

Naphthol AS-MX phosphate, powder, ≥99% (HPLC)

Quality Level

assay

≥99% (HPLC)

form

powder

solubility

ethanol: 50 mg/mL, clear to slightly hazy, colorless to faintly yellow (to Faint Brown)

storage temp.

−20°C

SMILES string

Cc1ccc(NC(=O)c2cc3ccccc3cc2OP(O)(O)=O)c(C)c1

InChI

1S/C19H18NO5P/c1-12-7-8-17(13(2)9-12)20-19(21)16-10-14-5-3-4-6-15(14)11-18(16)25-26(22,23)24/h3-11H,1-2H3,(H,20,21)(H2,22,23,24)

InChI key

IOMLBTHPCVDRHM-UHFFFAOYSA-N

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General description

Naphthol AS-MX phosphate is soluble in dioxane and is a substrate for phosphatase.

Application

Naphthol AS-MX phosphate has been used as:
  • a substrate for alkaline phosphatase in human osteoblasts
  • mouse embryonic stem cell (mESC)
  • coronal plane sections for fluorescence staining and analysis

Substrate for the histochemical demonstration of alkaline phosphatase.

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


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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