ChemicalBook > CAS DataBase List > 4-Nitrophenyl-beta-D-galactopyranoside

4-Nitrophenyl-beta-D-galactopyranoside

Product Name
4-Nitrophenyl-beta-D-galactopyranoside
CAS No.
3150-24-1
Chemical Name
4-Nitrophenyl-beta-D-galactopyranoside
Synonyms
PNPG;NSC 89287;Gal-b-PNP;PNP-BETA-D-GAL;4-nitrophenylgalactoside;PNP BETA-D-GALACTOPYRANOSIDE;4-NITROPHENYL-B-D-GALACTOSIDE;4-nitrophenyl-β-D-galactoside;p-Nitrophenyl β-D-galactoside;4-NITROPHENYL-BETA-D-GALACTOSIDE
CBNumber
CB4704069
Molecular Formula
C12H15NO8
Formula Weight
301.25
MOL File
3150-24-1.mol
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4-Nitrophenyl-beta-D-galactopyranoside Property

Melting point:
178-182 °C
Boiling point:
442.39°C (rough estimate)
alpha 
[α]D20 -79～-85° (c=2, H2O)(calculated on the dried basis)
Density 
1.3709 (rough estimate)
refractive index 
1.5200 (estimate)
storage temp. 
Inert atmosphere,Store in freezer, under -20°C
solubility 
DMF: 11 mg/ml; DMSO: 10 mg/ml; Ethanol: Slightly soluble; PBS (pH 7.2): 0.09 mg/ml
pka
12.55±0.70(Predicted)
form 
powder to crystal
color 
White to Almost white
Water Solubility 
Soluble in DMSO, Methanol, Water.
BRN 
92213
InChIKey
IFBHRQDFSNCLOZ-AUCPDYOHSA-N
LogP
-0.590
CAS DataBase Reference
3150-24-1(CAS DataBase Reference)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
24/25-36-26
WGK Germany 
3
F 
3-10-21
HS Code 
29389090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
N1252
Product name
4-Nitrophenyl β-D-galactopyranoside
Purity
≥98% (enzymatic)
Packaging
1g
Price
$306
Updated
2025/07/31
Sigma-Aldrich
Product number
N1252
Product name
4-Nitrophenyl β-D-galactopyranoside
Purity
≥98% (enzymatic)
Packaging
5g
Price
$928
Updated
2025/07/31
TCI Chemical
Product number
N0616
Product name
4-Nitrophenyl beta-D-Galactopyranoside [Substrate for beta-Galactosidase]
Purity
>98.0%(HPLC)
Packaging
1g
Price
$132
Updated
2025/07/31
TCI Chemical
Product number
N0616
Product name
4-Nitrophenyl beta-D-Galactopyranoside [Substrate for beta-Galactosidase]
Purity
>98.0%(HPLC)
Packaging
5g
Price
$328
Updated
2025/07/31
Sigma-Aldrich
Product number
N1252
Product name
4-Nitrophenyl β-D-galactopyranoside
Purity
≥98% (enzymatic)
Packaging
250mg
Price
$91.7
Updated
2025/07/31
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4-Nitrophenyl-beta-D-galactopyranoside Chemical Properties,Usage,Production

Chemical Properties

white to light yellow crystalline powder

Uses

p-Nitrophenyl-β-D-galactopyranoside (cas# 3150-24-1) is a compound useful in organic synthesis.

Definition

ChEBI: A beta-D-galactopyranoside having a 4-nitrophenyl substituent at the anomeric position.

Purification Methods

Purify the galactoside by recrystallisation from EtOH. [Horikoshi J Biochem (Tokyo) 35 39 1042, Goebel & Avery J Exptl Medicine 50 521 1929, Snyder & Link J Am Chem Soc 7 5 1758.] It is a chromogenic substrate for -galactosidases [Buoncore et al. J Appl Biochem 2 390 1980]. [Beilstein 17/7 V 55.]

4-Nitrophenyl-beta-D-galactopyranoside Preparation Products And Raw materials

Raw materials

Sodium acetate D-Galactose DOWEX(R) 50WX4 HYDROGEN FORM Bis(tributyltin) oxide Acetonitrile Ethanol Acetic anhydride Boron trifluoride diethyl etherate Butyl acetate Benzene Dichloromethane 4-Nitrophenol Methanol Sodium hydroxide

Preparation Products

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View Lastest Price from 4-Nitrophenyl-beta-D-galactopyranoside manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
4-Nitrophenyl-beta-D-galactopyranoside 3150-24-1
Price
US $0.00/KG
Min. Order
1KG
Purity
98.0%
Supply Ability
500kg/month
Release date
2023-01-09
Shaanxi Dideu Medichem Co. Ltd
Product
4-Nitrophenyl-beta-D-galactopyranoside 3150-24-1
Price
US $1.00/Kg
Min. Order
1Kg
Purity
98%
Supply Ability
20T
Release date
2024-07-07
Zhuozhou Wenxi import and Export Co., Ltd
Product
4-Nitrophenyl-beta-D-galactopyranoside 3150-24-1
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-06-26

3150-24-1, 4-Nitrophenyl-beta-D-galactopyranosideRelated Search:

Tris(hydroxymethyl)nitromethane Alkyl polyglucoside Centchroman Tetrahydropyran BETA-GLUCOSIDASE DIGITONIN α-galactosidase 2-Nitrophenyl-beta-D-galactopyranoside 4-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE HYDRATE,4-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE, 98+%,4-Nitrophenyl beta-D-galactopyranoside O-NITROPHENYL BETA-D-GALACTOPYRANOSIDE-6-PHOSPHATE, CYCLOHEXYLAMMONIUM SALT m-nitrophenyl beta-D-galactopyranoside ,3-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE 2-CHLORO-4-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE 2-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE-6-PHOSPHATE DICYCLOHEXYL 2-hexadecanoylamino-4-nitrophenyl-beta-D-galactopyranoside P-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE TETRAACETATE 4-Nitrophenyl-beta-D-galactopyranoside 2-NITROPHENYL BETA-D-GALACTOPYRANOSIDE-6-PHOSPHATE, CYCLOHEXYLAMMONIUM SALT, 80+% 2'-(N-HEXADECANOYLAMINO)-4'-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE

  • NITROPHENYL-B-D-GALACTOPYRANOSIDE, 4-
  • P-NITROPHENYL BETA-D-GALACTOPYRANOSIDE
  • P-NITROPHENYL BETA-D-GALACTOSIDE
  • PNPG
  • PNP-BETA-D-GAL
  • PNP BETA-D-GALACTOPYRANOSIDE
  • 4-Nitrophenyl-B-D-Galactopyranoside(PNPG)
  • 4-Nitrophenyl-α-D-galactophranoside
  • 4-nitrophenyl β-d-galacto-pyran-oside
  • 4-NITROPHENYL-B-D-GALACTOSIDE
  • 4-NITROPHENYL-BETA-D-GALACTOSIDE
  • 4-NITROPHENYL BETA-D-GALACTOSIDE-(1,5)
  • 4-NITROPHENYL-BETA-D-GALAKTOPYRANOSIDE
  • 4-nitrophenylgalactoside
  • beta-d-galactopyranoside,4-nitrophenyl
  • |p|-Nitrophenyl-β-D-galactopyranoside (pNPG)
  • 4-nitrophenyl-β-D-galactoside
  • P-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE,HIGHPURITY
  • PNPG (4-Nitrophenyl b-D-galactopyranoside)
  • 4-NITROPHENYL-SS-D-GALACTOPYRANOSIDE
  • (2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-(4-nitrophenoxy)oxane-3,4,5-triol
  • 4-Nitrophenyl-beta-D-galactopyranoside
  • 4-Nitrophenyl beta-D-Galactopyranoside [Substrate for beta-Galactosidase]
  • p-NITROPHENYL-b-D-GALACTOPYRANOSIDE extrapure
  • p-NITROPHENYL-b-D-GLUCOPYRANOSIDE extrapure
  • 4-Nitrophenyl β-D-galacto-hexopyranoside
  • p-Nitrophenyl β-D-galactoside
  • 4'-Nitrophenyl-β-D-galactopyranoside, p-Nitrophenyl-β-D-galactopyranoside, PNPG
  • 4-Nitrophenyl ^b-D-galactopyranoside, 98+%
  • NSC 89287
  • 4-Nitrophenyl b-D-galactoside-(1,5)
  • 4-Nitrophenyl β-D-Galactopyranoside [Substrate for β-Galactosidase]
  • 4-Nitrophenyl-β-D-galactopyranoside (PNPG)
  • Gal-b-PNP
  • 4-Nitrophenyl -D-galactopyranoside, 98%, reagent grade
  • 4-Nitrophenylβ-D-Galactopyranoside[Substrateforβ-Galactosidase]&gt
  • 4-Nitrophenyl β-D-Galactopyranoside
  • 4-Nitrophenyl-beta-D-galactopyranoside USP/EP/BP
  • p-Nitrophenyl-β-D-galactopyranoside
  • b-D-Galactopyranoside, 4-nitrophenyl
  • 4-Nitrophenyl β-D-galacto-pyran-oside, ≥98%
  • p-Nitrophenyl-β-D-Galactopyranoside (PNPG) extrapure, 98%
  • β-D-Galactopyranoside, 4-nitrophenyl
  • pNPG, beta-Galactosidase substrate
  • 4-Nitrophenyl-β-D-galactopyranoside/Gal-β-pNP
  • 4’-Nitrophenyl-β-D-galactopyranoside
  • 4-Nitrophenyl-D-Pyranoside Glucoside (PNPG)
  • 4-Nitrophenyl β-<sc>D</sc>-galacto-pyran-oside
  • 3150-24-1
  • Sugars
  • Glycosides
  • Galactose
  • BioChemical
  • Biochemicals and Reagents
  • Enzymes, Inhibitors, and Substrates
  • Enzyme Substrates
  • Galactosidase, beta
  • Substrates by Enzyme