sulphonic acid


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sulphonic acid

(sʌlˈfɒnɪk)
n
(Elements & Compounds) any of a large group of strong organic acids that contain the group –SO2OH and are used in the manufacture of dyes and drugs
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Noun1.sulphonic acid - an acid derived from sulphuric acid
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
References in periodicals archive ?
Limited Tenders are invited for Tender Enq Of Dodecyl Benzene Sulphonic Acid For Kolkata
Analytical grade EG, acetic anhydride, pyridine, potassium hydroxide, phenol, tetrachloroethane (TCE), sebacic acid, glycerol, p-toluene sulphonic acid (p-TSA), zinc acetate (ZnAc), xylene, and methyl ethyl ketone (MEK) were purchased from SD Fine chemicals India and used without any further purification.
Low-cost shampoos and hair dyes contain chemicals including lineralkoil benzene and sulphonic acid, which are used in carpet manufacturing and car washing products, and PPD chemicals that may cause skin cancer or permanent hair fall and allergy problems.
Low-cost shampoos and hair dyes contain chemicals including lineralkoil benzene and sulphonic acid which are used in carpet manufacturing and car washing products and PPD chemicals that may cause skin cancer or permanent hair fall and allergy problems.
Perez and Santra produced hyperbranched amphiphilic polyesters by drying under vacuum a mixture of 2-(4-hydroxybutyl)-malonic acid and a p-toluene sulphonic acid catalyst.
Orabloc is an Articaine with less degradation products and impurities such as articaine acid and epinephrine sulphonic acid.
This can be explained by the fact that while increasing the amount of HAP in the composite, the HAP molecules can occupy the gaps between the polymer molecule and interactions are possible between the sulphonic acid group and the hydroxyl group of the HAP.
With this aim, acrylic acid-4-amino benzene sulphonic acid copolymer of appropriate molecular size was synthesized, characterized and its carbonate scale inhibition efficiency demonstrated through static and dynamic tests along with investigation on the scale inhibition mechanism.
The production of key intermediate for azo and naphthol pigments--such as 6-amino-4-chloro-m-toluene sulphonic acid (2B acid), 4-amino-mtoluene sulphonic acid (4B acid) and dichlorobenzidine (DCB)--has been concentrated in and around Tianjin, 125 kilometers south of Beijing.
1 HPLC grade acetonitrile (Ranbaxy fine chemicals, India) dibasic potassium phosphate, hexane sulphonic acid sodium salt and orthophosphoric acid was purchased from Merck (Darmstadt.