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Merck
CN

73660

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
UNSPSC Code:
12352103
PubChem Substance ID:
329765123
EC Number:
206-716-1
Beilstein/REAXYS Number:
92207
MDL number:
MFCD00063255

Key Documents

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Product Name

2-Nitrophenyl β-D-galactopyranoside, ≥99.0% (HPLC)

SMILES string

C[C@@H](O)c1ccccc1
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

grade

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

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Other Notes

Substrate for the determination of β-galactosidases

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCBL0847V
BCBQ7919V

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