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Key Documents

N6125

Sigma-Aldrich

Naphthol AS-TR phosphate disodium salt

fluorogenic, ≥99% (HPLC), powder

Synonym(s):

NASTRp disodium salt

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About This Item

Empirical Formula (Hill Notation):
C18H13ClNNa2O5P
CAS Number:
Molecular Weight:
435.71
MDL number:
UNSPSC Code:
12352204
PubChem Substance ID:
NACRES:
NA.83

Product Name

Naphthol AS-TR phosphate disodium salt, ≥99% (HPLC), Bulk package

Quality Level

Assay

≥99% (HPLC)

form

powder

solubility

water: 50 mg/mL, clear, colorless to faintly yellow

storage temp.

−20°C

SMILES string

[Na+].[Na+].Cc1cc(Cl)ccc1NC(=O)c2cc3ccccc3cc2OP([O-])([O-])=O

InChI

1S/C18H15ClNO5P.2Na/c1-11-8-14(19)6-7-16(11)20-18(21)15-9-12-4-2-3-5-13(12)10-17(15)25-26(22,23)24;;/h2-10H,1H3,(H,20,21)(H2,22,23,24);;/q;2*+1/p-2

InChI key

TYCHZTPSWMGRRI-UHFFFAOYSA-L

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Application

Substrate for the histochemical demonstration of acid and alkaline phosphatase.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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