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Merck
CN

N9252

Naphthol AS phosphate disodium salt

≥98% purity, powder

Synonym(s):

2-Naphthalenecarboxamide, N-phenyl-3-(phosphonooxy)-, disodium saltdisodium;[3-(phenylcarbamoyl)naphthalen-2-yl] phosphate

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About This Item

Linear Formula:
C17H12NO5PNa2
CAS Number:
Molecular Weight:
387.23
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47
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Product Name

Naphthol AS phosphate disodium salt, ≥98% (TLC)

Quality Level

assay

≥98% (TLC)

form

powder

composition

Water (by Karl Fischer): ≤ 34.3%

Phosphorus (dry basis): 7.6-8.8%

Sodium (dry basis): 10.6-13.2%

color

white to off-white

solubility

water: 50 mg/mL, clear, light yellow

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

−20°C

SMILES string

[Na+].[Na+].[O-]P([O-])(=O)Oc1cc2ccccc2cc1C(=O)Nc3ccccc3

InChI

1S/C17H14NO5P.2Na/c19-17(18-14-8-2-1-3-9-14)15-10-12-6-4-5-7-13(12)11-16(15)23-24(20,21)22;;/h1-11H,(H,18,19)(H2,20,21,22);;/q;2*+1/p-2

InChI key

APGJTCWWLWOMQM-UHFFFAOYSA-L

General description

Histochemical substrate for acid and alkaline phosphatase.

Application

Naphthol AS phosphate disodium salt is intended for use as a substrate for the histochemical demonstration of acid and alkaline phosphatase activities.


Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Global Trade Item Number

SKUGTIN
N9252-1G04061834118763
N9252-5G04061834118770
N9252-500MG04061832343785