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chloranil

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chloranil

[klȯr′an·əl]
(organic chemistry)
C6Cl4O2 Yellow leaflets melting at 290°C; soluble in organic solvents; made from phenol by treatment with potassium chloride and hydrochloric acid; used as an agricultural fungicide and as an oxidizing agent in the manufacture of dyes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
"The primary reason for the carbazole violet increases is limited availability of two key raw materials, carbazole and chloranil."
The raw material market: continually higher pricing and supply concerns over the key raw materials necessary for formulating inks continue to worry printing ink manufacturers
Summary: An efficient new method for the preparation of triphenodioxazines (TPDOs) using p- chloranil as oxidizing agent in conc.
An Efficient Microwave Assisted Synthesis of Triphenodioxazines Using Chloranil as Oxidizing Agent
Different spectrophotometric procedures have been reported for determination of PEH including the formation of ion-pair complexes between the drug and alizarine, alizarine red S, alizarine yellow G or quinalizarine [14], ninhydrin in sulfuric acid [15], nitrobenzene derivates in acetonitrile medium [16], oxidative coupling with 4-aminoantipyrine in the presence of potassium ferricyanide or sodium periodate [17,18], diazotized p-nitroaniline or 2-aminobenzothiazol in alkaline medium [19,20], forming a charge transfer complex with chloranil or haematoxylin in alkaline medium [21,22]= 7and[23].uranyl (II) ion forming a complex at pH.
Spectrophotometric Assay of Phenylephrine Hydrochloride Using 4-Aminoantipyrine and Copper (II)
For both receptors, the largest effect was observed for chloranil ([IC.sub.50] < 1.0 [micro]M) and dichlone ([IC.sub.50] < 1.0 [micro]M), which both contain in their structure a 2,3-dichloro-1,4-quinone.
Toxicology in the fast lane: application of high-throughput bioassays to detect modulation of key enzymes and receptors
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