2,4-DINITROBENZENESULFONIC ACID Two Chongqing Chemdad Co. ，Ltd

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2,4-DINITROBENZENESULFONIC ACID

CAS No.：89-02-1

Other grades of this product :

2,4-DINITROBENZENESULFONIC ACID Basic information

Product Name:	2,4-DINITROBENZENESULFONIC ACID
Synonyms:	2,4-dinitro-benzenesulfonicaci;Benzenesulfonic acid, 2,4-dinitro-;Kyselina 2,4-dinitrobenzensulfonova;kyselina2,4-dinitrobenzensulfonova;2,4-DINITROBENZENESULFONIC ACID;2,4-DINITROBENZENESULFONIC ACID, HYDRATE;2,4-DINITROBENZOSULFONIC ACID;2,4-Dinitrobenzenesulfonic acid dihydrate,98%
CAS:	89-02-1
MF:	C6H4N2O7S
MW:	248.17
EINECS:	201-876-9
Product Categories:	Organic Building Blocks;Sulfonic/Sulfinic Acids;Intermediates of Dyes and Pigments;Sulfur Compounds
Mol File:	89-02-1.mol

2,4-DINITROBENZENESULFONIC ACID Chemical Properties

Melting point	95-98 °C(lit.)
density	1.745 (estimate)
refractive index	1.6430 (estimate)
form	solid
pka	-2.21±0.50(Predicted)
Water Solubility	Soluble in methanol (2.5% w/v), slightly soluble in water.
CAS DataBase Reference	89-02-1(CAS DataBase Reference)
EPA Substance Registry System	Benzenesulfonic acid, 2,4-dinitro- (89-02-1)

Safety Information

Hazard Codes	C
Risk Statements	34
Safety Statements	26-36/37/39-45
RIDADR	UN 1759 8/PG 2
WGK Germany	3
RTECS	DB6500000
TSCA	Yes
HazardClass	8
PackingGroup	III

MSDS Information

Provider	Language
SigmaAldrich	English

2,4-DINITROBENZENESULFONIC ACID Usage And Synthesis

Chemical Properties	YELLOW TO YELLOW-BROWN CRYSTALLINE POWDER
Definition	ChEBI: The arenesulfonic acid that is benzenesulfonic acid with two nitro substituents in the 2- and 4-positions.

2,4-DINITROBENZENESULFONIC ACID Preparation Products And Raw materials

Raw materials	Sodium bisulfite-->Magnesium oxide-->2,4-Dinitrochlorobenzene-->2,4-DINITROBENZENESULFONIC ACID SODIUM SALT
Preparation Products	2,4-Diaminobenzenesulfonic acid

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