Toluidine Blue

There are different formulations of Toluidine Blue, including Toluidine Blue O and Toluidine Blue 0 (zero), each with specific applications. Toluidine Blue O, for example, is often used to stain mast cell granules, while Toluidine Blue 0 may be used for staining certain nerve fibers. In addition to its use in histology, Toluidine Blue has applications in other fields, such as microbiology and hematology. It is a versatile dye with different formulations suitable for various staining purposes in biological and medical research.

A molecular model of Toluidine Blue in the Molymod Hybrid Dome style uses the atoms & bonds in the parts list below. Our free 3D Molecular Model Builder shows other styles & allows for image rotation as an assembly guide.

Chemical data
Molecular Weight Chemical Formula
107.1548 C7H9N

Toluidine Blue molecular model built with Molymod Atoms & Bonds

Hybrid Dome
Organic Stereo-chemistry Molecular Models
Open Sphere
In/Organic Chemistry Model Set
Orbit Basic
General & Organic Chemistry Molecular Models
Orbit Flexible
Organic Chemistry Student Set Org/Inorg Chemistry Class Set
Parts Synonyms
Parts
P/NDescriptionQTY
60150EAtom, Molymod, white (hydrogen), hemisphere, 19mm16
60201EAtom, Molymod, yellow (sulfur), 2 hole, 105 degrees, 23mm1
60311EAtom, Molymod, blue (nitrogen), 3 hole, 120 degrees, 23mm2
60400EAtom, Molymod, black (carbon), 4 hole, 109.5 degrees, 23mm15
60401EAtom, Molymod, blue (nitrogen), 4 hole, 109.5 deg., 23mm1
61012EBond, Molymod, grey (single), 20mm14
61013EBond, Molymod, grey (double/triple), 35mm14
61015EBond, Molymod, opaque, 2mm (for spacefilling models)16
Synonyms
  • IUPAC Name: (7-amino-8-methylphenothiazin-3-ylidene)-dimethylazanium;chloride
  • InChI=1S/C15H15N3S.ClH/c1-9-6-13-15(8-11(9)16)19-14-7-10(18(2)3)4-5-12(14)17-13;/h4-8,16H,1-3H3;1H
  • InChIKey: GEDVVYWLPUPJJZ-UHFFFAOYSA-N
  • SMILES: CC1=CC2=C(C=C1N)SC3=CC(=[N+](C)C)C=CC3=N2.[Cl-]
  • CAS: 92-31-9
  • 2-Methylaniline