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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4-Nitrophenyl-beta-D-galactopyranoside Suppliers

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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:

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