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73660

Sigma-Aldrich

2-Nitrophenyl β-D-galactopyranoside

≥99.0% (HPLC)

Synonym(s):

o-Nitrophenyl β-D-galactopyranoside, ONPG

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About This Item

Empirical Formula (Hill Notation):
C12H15NO8
CAS Number:
369-07-3
Molecular Weight:
301.25
Beilstein:
92207
EC Number:
206-716-1
MDL number:
MFCD00063255
UNSPSC Code:
12352103
PubChem Substance ID:
329765123

grade

for molecular biology

Assay

≥99.0% (HPLC)

form

powder

optical activity

[α]20/D −70±1°, c = 1% in H2O

solubility

hot water: 0.2 g/10 mL, clear, slightly yellow to deep greenish-yellow

storage temp.

2-8°C

SMILES string

OC[C@H]1O[C@@H](Oc2ccccc2[N+]([O-])=O)[C@H](O)[C@@H](O)[C@H]1O

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/t8-,9+,10+,11-,12-/m1/s1

InChI key

KUWPCJHYPSUOFW-YBXAARCKSA-N

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Other Notes

Substrate for the determination of β-galactosidases

related product

Product No.
Description
Pricing

94433

β-Galactosidase stain

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

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Certificates of Analysis (COA)

Lot/Batch Number
BCBL0847V
BCBQ7919V
BCBM5572V
BCBP9274V
BCBP2217V

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