2,4-DINITROPHENYLACETIC ACID

CAS No.：643-43-6

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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2,4-DINITROPHENYLACETIC ACID Basic information

Product Name:	2,4-DINITROPHENYLACETIC ACID
Synonyms:	DINITRO PHENYLACETIC ACID;2,4-DINITROPHENYLACETIC ACID;(2,4-dinitrophenyl)-aceticaci;2,4-dinitro-benzeneaceticaci;2,4-Dinitrophenylacetic acid,90%,tech.;2,4-DINITROPHENYLACETIC ACID, TECH.;2,4-Dinitrophenyla;2,4-Dinitrophenylace
CAS:	643-43-6
MF:	C8H6N2O6
MW:	226.14
EINECS:	211-398-2
Product Categories:	Aromatic Phenylacetic Acids and Derivatives;C8;Carbonyl Compounds;Carboxylic Acids
Mol File:	643-43-6.mol

2,4-DINITROPHENYLACETIC ACID Chemical Properties

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

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	1479
WGK Germany	3
RTECS	AH2230000
Hazard Note	Irritant
TSCA	Yes
HazardClass	5.1
PackingGroup	III
HS Code	29163990

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English
ALFA	English

2,4-DINITROPHENYLACETIC ACID Usage And Synthesis

Chemical Properties	beige crystalline powder
Uses	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.]

2,4-DINITROPHENYLACETIC ACID Preparation Products And Raw materials

Preparation Products

4-Aminosalicylic acid-->METHYL 2,4-DINITROPHENYLACETATE

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