5-Nitro-o-toluenesulfonic Acid

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Stock availability

In Stock
Cas number

121-03-9
Chemical s molecular weight

217.2
Chemical s main applications

5-Nitro-o-toluenesulfonic Acid is a precursor to 4,4'-dinitrostilbene-2,2'-disulfonic acid in fluorescent whitener.
Chemical s category

Aromatics, Miscellaneous Reagents, Sulfur & Selenium Compounds
Other name

2-Methyl-5-nitrobenzenesulfonic Acid; 4-Nitro-2-toluenesulfonic Acid; 5-Nitro-2-methylbenzenesulfonic Acid; 5-Nitro-o-toluenesulfonic Acid; NSC 9580; PNTOS; p-Nitrotoluene-o-sulfonic Acid
Chemical s formula

C7H7NO5S
Physical properties

Very Dark Brown Solid
Melting temperature

125-131°C
Boiling temperature

No Data Available
Chemical s soluble in

Methanol (Slightly), Water (Slightly)
Stability conditions

No Data Available
Storage

Hygroscopic, Refrigerator, under inert atmosphere
Chemical s specifications