An alkaline phosphatase substrate
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Product Type

Biochemicals
Labeling & Detection
Enzyme Substrates

Research Area

4-Aminophenyl Phosphate (sodium salt hydrate)

Item No. 17293

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
4-amino-phenol-1-(dihydrogen phosphate), monosodium salt, hydrate
Molecular Formula
C6H7NO4P • Na [XH2O]
Formula Weight
211.1
Purity
≥95%
Formulation (Request formulation change)
A crystalline solid
Solubility(Learn about Variance in Solubility)
DMSO: 10 mg/mlPBS (pH 7.2): 1 mg/ml
λmax
203, 233, 292 nm
SMILES
NC1=CC=C(OP([O-])(O)=O)C=C1.[Na+].O
InChi Code
InChI=1S/C6H8NO4P.Na.H2O/c7-5-1-3-6(4-2-5)11-12(8,9)10;;/h1-4H,7H2,(H2,8,9,10);;1H2/q;+1;/p-1
InChi Key
XWJZNVNMMLRLJR-UHFFFAOYSA-M
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    10 mg

    $36

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    50 mg

    $103

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    100 mg

    $135

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    500 mg

    $336

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    Product Description

    4-Aminophenyl phosphate is a substrate for alkaline phosphatase (ALP) that can be used in enzymatic reactions to quantify ALP activity.1,2 The enzymatic reaction results in the production of phenol, which is used to determine ALP concentrations.1

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Pemberton, R.M., Hart, J.P., Stoddard, P., et al. A comparison of 1-naphthyl phosphate and 4 aminophenyl phosphate as enzyme substrates for use with a screen-printed amperometric immunosensor for progesterone in cows' milk. Biosens. Bioelectron. 14(15), 495-503 (1999).

    2. Akanda, M.R., Choe, Y.L., and Yang, H. "Outer-sphere to inner-sphere" redox cycling for ultrasensitive immunosensors. Anal. Chem. 84(2), 1049-1055 (2012).