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Solvent Blue 23

Name:C.I.Solvent Blue 23,C.I.42760

Molecular Structure: triarylmethane class

C.I.Solvent Blue 23,C.I.42760,CAS 2152-64-9,552.11,C37H30ClN3

C.I.Solvent Blue 23,C.I.42760,CAS 2152-64-9,552.11,C37H30ClN3

Molecular Formula:C37H30ClN3

Molecular Weight: 552.11

CAS Registry Number:2152-64-9

Manufacturing Methods : in the presence of Benzoic acid , C.I. Basic Red 9 [by (a) 4-(4-Aminobenzyl)benzenamine and aniline, aniline hydrochloride, 1-Nitrobenzene and Ferric chloride in 170 ℃ heating hours; (b) aniline, p-Methylaniline and Triethylamine hydrochloride and Iron or Ferrous chloride and 1-Nitrobenzene heating, (C) anilinep-Methylaniline with a mixture of Arsenic acid, hemihydrate oxidation; (d) aniline and Methane, tetrachloro – heating and be] and excessive aniline heating (about 180 ℃).

Properties and Applications:green light blue. Insoluble in water, slightly soluble in ethanol for blue. In concentrated sulfuric acid for brown light yellow, blue precipitation after dilution.

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6 Responses to “Solvent Blue 23”

  1. […] Methods :C.I.Solvent Blue 23 (C.I. 42760) two sulfonated and changed into free acid […]

  2. […] Methods : with concentrated sulfuric acid sulfonating C.I.Solvent Blue 23 (C.I. 42760) and changed into (2 s) – 1 – (3 – Acetylthio – 2 – methyl – 1 […]

  3. […] Methods : C.I. Solvent Blue 23 (C.I. 42760) disulfonated, and translated into sodium […]

  4. […] Methods :  (a) will C.I. Solvent Blue 23 (C.I. 42760) trisulfonated, and translated into salt; (b)Formaldehyde and […]

  5. […] Methods :C.I.Solvent Blue 23 (C.I. 42760) two sulfonated and changed into free acid […]

  6. […] Methods : with concentrated sulfuric acid sulfonating C.I.Solvent Blue 23 (C.I. 42760) and changed into 3,3′,5,5′-Tetramethylbenzidine […]

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