Product

2,4-DINITROBENZENESULFONYL CHLORIDE

CAS No.：1656-44-6

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2,4-DINITROBENZENESULFONYL CHLORIDE Basic information

Product Name:	2,4-DINITROBENZENESULFONYL CHLORIDE
Synonyms:	2,4-Dinitrobenzenesulfonylchl;2,4-dinitro-benzenesulfonylchlorid;2,4-DINITROBENZENESULFONYL CHLORIDE;2,4-DINITROBENZENESULPHONYL CHLORIDE;Benzenesulfonyl chloride, 2,4-dinitro-;2,4-Dinitrophenylsulfonyl chloride;2,4-Dinitrobenzenesulfonic acid chloride;2,4-Dinitrobenzenesulfonyl chloride,98%
CAS:	1656-44-6
MF:	C6H3ClN2O6S
MW:	266.62
EINECS:	216-749-3
Product Categories:	Organic Building Blocks;Sulfonyl Halides;Sulfur Compounds
Mol File:	1656-44-6.mol

2,4-DINITROBENZENESULFONYL CHLORIDE Chemical Properties

Melting point	101-103 °C (lit.)
Boiling point	60-80 °C
density	1.780
storage temp.	-20°C Freezer
form	Solid
color	Light Yellow Crystalline
Water Solubility	Reacts with water.
Sensitive	Moisture Sensitive
BRN	2147583
Stability:	Hygroscopic
CAS DataBase Reference	1656-44-6(CAS DataBase Reference)
EPA Substance Registry System	Benzenesulfonyl chloride, 2,4-dinitro- (1656-44-6)

Safety Information

Hazard Codes	T,C
Risk Statements	34-65-48/23/24/25-46-45-48/20/21/22
Safety Statements	53-26-36/37/39-45-62
RIDADR	UN 3261 8/PG 2
WGK Germany	3
F	21
TSCA	Yes
HazardClass	8
PackingGroup	II
HS Code	2904990090

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

2,4-DINITROBENZENESULFONYL CHLORIDE Usage And Synthesis

Chemical Properties	yellow crystalline powder
Uses	2,4-Dinitrobenzenesulfonyl chloride was used to protect primary amines. It was used as starting reagent in the synthesis of tert-butyl 2-[(2,4-dinitrophenyl) sulfonyl]amino acetate.
General Description	2,4-Dinitrobenzenesulfonyl chloride causes the sulfonation of glycosylamines to yield N-glycosyl-2,4-dinitrobenzenesulfonamides.
Purification Methods	Crystallise the sulfonyl chloride from benzene or benzene/pet ether. [Beilstein 11 H 78, 11 IV 214.]

2,4-DINITROBENZENESULFONYL CHLORIDE Preparation Products And Raw materials

Raw materials

Benzenecarbothioic acid, S-(2,4-dinitrophenyl) ester-->BIS(2,4-DINITROPHENYL) DISULFIDE-->Benzoyl peroxide

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