Cresyl violet

Not to be confused with Crystal violet.
Cresyl violet
Cresyl violet powder
Names
IUPAC name
(9-dimethylamino-10-methyl-benzo[a]phenoxazin-5-ylidene)ammonium chloride
Other names
9-(Dimethylamino)-5-imino-10-methyl-5H-benzo[a]phenoxazine hydrochloride
Cresole violet
Identifiers
3D model (JSmol)
3910949
ChEBI
ChemSpider
EC Number
  • 242-356-1
UNII
  • InChI=1S/C19H17N3O.ClH/c1-11-8-15-17(10-16(11)22(2)3)23-18-9-14(20)12-6-4-5-7-13(12)19(18)21-15;/h4-10,20H,1-3H3;1H checkY
    Key: ZHAFUINZIZIXFC-UHFFFAOYSA-N checkY
  • InChI=1/C19H17N3O.ClH/c1-11-8-15-17(10-16(11)22(2)3)23-18-9-14(20)12-6-4-5-7-13(12)19(18)21-15;/h4-10,20H,1-3H3;1H
    Key: ZHAFUINZIZIXFC-UHFFFAOYAN
  • [Cl-].N=1c4c(OC=3C=1c2ccccc2\C(=[NH2+])\C=3)cc(c(c4)C)N(C)C
Properties
C19H18ClN3O
Molar mass 339.8187
Hazards
Flash point 245.5 °C (473.9 °F; 518.6 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Cresyl violet is an organic compound with the chemical formula C19H18ClN3O. It is a basic dye and is used as a common stain in histology.