2,4-DINITROPHENYLACETIC ACID

CAS NO.：643-43-6
Empirical Formula: C8H6N2O6
Molecular Weight: 226.14
MDL number: MFCD00007227
EINECS: 211-398-2
SAFETY DATA SHEET (SDS)
Update Date: 2023-04-23 13:52:06

What is 2,4-DINITROPHENYLACETIC ACID?

Chemical properties

beige crystalline powder

The Uses of 2,4-DINITROPHENYLACETIC ACID

2,4-Dinitrophenylacetic acid was used in the preparation of 2-hydroxy-4-nitrohenzonitrile, required for the synthesis of parabactin azide (catecholamide siderophore photoaffinity label).

General Description

Coupling of 2,4-dinitrophenylacetic acid with diazonium salts has been reported.

Purification Methods

Crystallise the acid from H2O. [Beilstein 9 IV 1691.]

Properties of 2,4-DINITROPHENYLACETIC ACID

Melting point:	169-175 °C (lit.)
Boiling point:	367.74°C (rough estimate)
Density	1.6136 (rough estimate)
refractive index	1.6000 (estimate)
storage temp.	Store below +30°C.
pka	pK1:3.50 (25°C)
form	powder to crystal
color	White to Orange to Green
BRN	1990798
CAS DataBase Reference	643-43-6(CAS DataBase Reference)
EPA Substance Registry System	Benzeneacetic acid, 2,4-dinitro- (643-43-6)

Safety information for 2,4-DINITROPHENYLACETIC ACID

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.