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N7255

Sigma-Aldrich

1-Naphthyl phosphate disodium salt

phosphatase substrate, fluorogenic, powder

Synonym(s):

α-Naphthyl phosphate disodium salt, Disodium 1-naphthyl phosphate

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About This Item

Empirical Formula (Hill Notation):
C10H7Na2O4P
CAS Number:
Molecular Weight:
268.11
EC Number:
MDL number:
UNSPSC Code:
12352204
PubChem Substance ID:
NACRES:
NA.32

product name

1-Naphthyl phosphate disodium salt, phosphatase substrate

form

powder

composition

phosphorous, 11.2-12.4% ICP (anhydrous)
sodium, 16.0-18.4% ICP (anhydrous)

solubility

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

storage temp.

−20°C

SMILES string

[Na+].[Na+].[O-]P([O-])(=O)Oc1cccc2ccccc12

InChI

1S/C10H9O4P.2Na/c11-15(12,13)14-10-7-3-5-8-4-1-2-6-9(8)10;;/h1-7H,(H2,11,12,13);;/q;2*+1/p-2

InChI key

QYURIFWAOPAPAJ-UHFFFAOYSA-L

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Application

1-Naphthyl phosphate disodium salt has been used:
  • as a component in the mixture for soaking the chromatography paper for determining acid phosphatase activity
  • in the staining of the alkaline phosphatase isoforms in 7.5% non-denaturing polyacrylamide gel
  • as a component in the mixture for soaking the chromatography paper for preparing acid phosphomonoesterase-reactive imprinting sheets
  • as a component in the staining solution for staining the roots for determining phosphomonoesterase activity

Substrates

Substrate for determination of phosphatase.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

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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