NPE-caged-proton

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Cat.No. 3512 - NPE-caged-proton | C8H8NNaO6S | CAS No. 1186195-63-0
Description: Caged proton
Alternative Names: NPE-caged-sulfate
Chemical Name: 1-(2-Nitrophenyl)ethyl sulfate sodium salt
Purity: ≥98% (HPLC)
Datasheet
Citations
Reviews
Literature

Biological Activity

1-(2-nitrophenyl)ethyl caged proton that releases a proton and a sulfate ion upon photolysis. Generates rapid acidifications down to pH 2 (pH jumps).

Technical Data

M. Wt 269.21
Formula C8H8NNaO6S
Storage Store at -20°C
Purity ≥98% (HPLC)
CAS Number 1186195-63-0
PubChem ID 57369362
InChI Key LCCXAXUWDTVOHF-UHFFFAOYSA-M
Smiles [O-][N+](C1=C(C(C)OS([O-])(=O)=O)C=CC=C1)=O.[Na+]

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
Solubility
water 26.92 100
DMSO 26.92 100

Preparing Stock Solutions

The following data is based on the product molecular weight 269.21. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 3.71 mL 18.57 mL 37.15 mL
5 mM 0.74 mL 3.71 mL 7.43 mL
10 mM 0.37 mL 1.86 mL 3.71 mL
50 mM 0.07 mL 0.37 mL 0.74 mL

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Product Datasheets

Certificate of Analysis / Product Datasheet
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Safety Datasheet

References

References are publications that support the biological activity of the product.

Barth and Corrie (2002) Characterization of a new caged proton capable of inducing large pH jumps. Biophys.J. 83 2864 PMID: 12414718

Abbruzzetti et al (2005) Kinetics of proton release after flash photolysis of 1-(2-Nitrophenyl)ethyl sulfate (caged sulfate) in aqueous solution. J.Am.Chem.Soc. 127 9865 PMID: 15998092

Peralvarez-Marin et al (2008) Time-resolved infrared spectroscopy of pH-induced aggregation of the Alzheimer Aβ1-28 peptide. J.Mol.Biol. 379 589 PMID: 18462754


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Literature in this Area

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