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48712-M

Sigma-Aldrich

o-Nitrophenyl-β-D-galactopyranoside

≥98% (HPLC), solid, β-galactosidase substrate, Calbiochem®

Synonym(s):

o-Nitrophenyl-β-D-galactopyranoside, o-NPG

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About This Item

Empirical Formula (Hill Notation):
C12H15NO8
CAS Number:
Molecular Weight:
301.25
MDL number:
UNSPSC Code:
12352200
NACRES:
NA.77

product name

o-Nitrophenyl-β-D-galactopyranoside, A β-galactosidase substrate for colorimetric and EIA applications; counterpart of widely used pNPP/alkaline phosphatase substrate.

Quality Level

Assay

≥98%

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

impurities

≤0.05% free o-nitrophenol

color

white to off-white

solubility

water: 10 mg/mL

storage temp.

2-8°C

InChI

1S/C12H15NO8/c14-5-8-9(15)10(16)11(17)12(21-8)20-7-4-2-1-3-6(7)13(18)19/h1-4,8-12,14-17H,5H2

InChI key

KUWPCJHYPSUOFW-UHFFFAOYSA-N

General description

A β-galactosidase substrate for colorimetric and EIA applications; counterpart of widely used pNPP/alkaline phosphatase substrate. o-Nitrophenol is produced as the end product and is monitored at 405 nm.
A β-galactosidase substrate for colorimetric and EIA applications; counterpart of widely used pNPP/alkaline phosphatase substrate. o-Nitrophenol is produced as the end product and is monitored at 405 nm.

Warning

Toxicity: Standard Handling (A)

Other Notes

Maruhn, D. 1976. Clin., Chim. Acta 73, 453.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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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