4-Nitrophenyl α-D-galactopyranoside

4-硝基苯基-α-D-吡喃半乳糖苷

Also known as: p-Nitrophenyl α-D-galactopyranoside, PNPG, PNP-α-D-Gal, 4-Nitrophenyl-α-D-galactoside, α-D-Galactopyranoside, 4-nitrophenyl, p-Nitrophenyl α-D-galactoside, 1-O-(4-Nitrophenyl)-α-D-galactopyranose

4-Nitrophenyl α-D-galactopyranoside (CAS 7493-95-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H15NO8 and a molecular weight of 301.249 g/mol. It is also known as p-Nitrophenyl α-D-galactopyranoside, PNPG and PNP-α-D-Gal. Key properties include a melting point of 166-169ºC, a boiling point of 582.2±50.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 305.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7493-95-0
Jingsj CID
J-925635-0
Molecular Formula
C12H15NO8
Chinese Name
4-硝基苯基-α-D-吡喃半乳糖苷
Molecular Weight
301.249 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point166-169ºC
Boiling Point582.2±50.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point305.9±30.1 °C

Frequently Asked Questions

What is the CAS number of 4-Nitrophenyl α-D-galactopyranoside?

The CAS number of 4-Nitrophenyl α-D-galactopyranoside is 7493-95-0.

What are the molecular formula and molecular weight of 4-Nitrophenyl α-D-galactopyranoside?

4-Nitrophenyl α-D-galactopyranoside has molecular formula C12H15NO8 and molecular weight 301.249 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Nitrophenyl α-D-galactopyranoside (CAS 7493-95-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-925635-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.