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CAS No 28983-56-4 , 4-[4-[bis[4-(4-sulfoanilino)phenyl]methylidene]cyclohexa-2,
5-dien-1-ylidene]azaniumylbenzenesulfonate Search by region : Switzerland

  • Name: 4-[4-[bis[4-(4-sulfoanilino)phenyl]methylidene]cyclohexa-2,
    5-dien-1-ylidene]azaniumylbenzenesulfonate
  • Synonyms: Methyl Blue (6CI); Helvetia Blue; C.I. 42780;4-[4-[bis[4-(4-sulfoanilino)phenyl]methylidene]cyclohexa-2,
    5-dien-1-ylidene]azaniumylbenzenesulfonate; AC1L9TOZ; Modr Kysela 93; 28983-56-4;Cotton blue; Ink Blue;
  • CAS Registry Number:
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: g/cm3
  • Safety Statements: S22;S24/25
  • Flash Point: °C
  • EINECS: 249-352-9
  • Molecular Weight: 755.83586
  • InchiKey: RFKJHQXSLBUONF-UHFFFAOYSA-N
  • InChI: InChI=1S/C37H29N3O9S3/c41-50(42,
    43)34-19-13-31(14-20-34)38-28-7-1-25(2-8-28)37(26-3-9-29(10-4-26)39-32-
    15-21-35(22-16-32)51(44,
    45)46)27-5-11-30(12-6-27)40-33-17-23-36(24-18-33)52(47,48)49/h1-24,
    38-39H,(H,41,42,43)(H,44,45,46)(H,47,48,49)
  • Risk Statements: S22,S24/25,
  • Molecular Formula: C37H29N3O9S3
  • Molecular Structure:CAS No:28983-56-4 4-[4-[bis[4-(4-sulfoanilino)phenyl]methylidene]cyclohexa-2,<br />5-dien-1-ylidene]azaniumylbenzenesulfonate

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References of 4-[4-[bis[4-(4-sulfoanilino)phenyl]methylidene]cyclohexa-2,
5-dien-1-ylidene]azaniumylbenzenesulfonate
Title: Methyl Blue
CAS Registry Number: 28983-56-4
CAS Name: [[4-[Bis[4-[(sulfophenyl)amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]amino]benzenesulfonic acid disodium salt
Synonyms: sodium triphenyl-p-rosanilinetrisulfate; brilliant cotton blue; Helvetia blue; C.I. Acid Blue 93; C.I. 42780
Molecular Formula: C37H27N3Na2O9S3
Molecular Weight: 799.80
Percent Composition: C 55.56%, H 3.40%, N 5.25%, Na 5.75%, O 18.00%, S 12.03%
Literature References: Do not confuse with methylene blue. Prepn: Colour Index vol. 4 (3rd ed., 1971) p 4403.
Properties: Dark blue powder. Sol in water. Absorption max about 607 nm.
Absorption maximum: Absorption max about 607 nm
Use: As a coloring; dye for cotton and silk; biological stain.
Therap-Cat: Antiseptic.
Keywords: Antiseptic/Disinfectant; Dyes.