Product Name

  • Name

    PYRONIN Y

  • EINECS 202-147-8
  • CAS No. 92-32-0
  • Article Data1
  • CAS DataBase
  • Density
  • Solubility Soluble in water
  • Melting Point 250-260 °C(lit.)
  • Formula C17H19 N2 O . Cl
  • Boiling Point
  • Molecular Weight 302.804
  • Flash Point
  • Transport Information
  • Appearance dark green to brown crystals.
  • Safety 22-24/25
  • Risk Codes 68
  • Molecular Structure Molecular Structure of 92-32-0 (PYRONIN Y)
  • Hazard Symbols HarmfulXn
  • Synonyms Ammonium,[6-(dimethylamino)-3H-xanthen-3-ylidene]dimethyl-, chloride (8CI);Methanaminium, N-[6-(dimethylamino)-3H-xanthen-3-ylidene]-N-methyl-, chloride;Pyronine G (6CI); Xanthylium, 3,6-bis(dimethylamino)-, chloride (9CI);3,6-Bis(dimethylamino)xanthylium chloride; C.I. 45005; Pyronin G; Pyronin GS;Pyronin Y; Pyronin Yellow; Pyronine; Pyronine GS; Pyronine GY; Pyronine Y;Schultz no. 853
  • PSA 19.39000
  • LogP -0.36060

Pyronin Y Chemical Properties

IUPAC Name: [6-(Dimethylamino)xanthen-3-ylidene]-dimethylazanium chloride
Synonyms: CL no 45005 ; CL45005 ; 3,6-Bis(dimethylamino)xanthylium chloride ; [6-(Dimethylamino)-3H-xanthen-3-ylidene]dimethylammonium chloride ; Tetramethyldiaminoxanthenyl chloride ; Tetramethyldiaminoxanthylium chloride ; Pyronine g;pyronine y
CAS NO: 92-32-0
Molecular Formula: C17H19ClN2O
Molecular Weight: 302.8
Molecular Structure:
EINECS: 202-147-8
Merck : 13,8097
Mol File: 92-32-0.mol
Melting point:250-260 °C(lit.)
Appearance: Pyronin yellow (CAS NO.92-32-0) is green crystalline solid .
Storage temp: Store Pyronin yellow (CAS NO.92-32-0)  at RT.
Stability: Stable. Incompatible with strong oxidizing agents

Pyronin Y Uses

 Pyronin yellow (CAS NO.92-32-0) is commonly used in the detection of distribution of RNA in cells, and mixed with methyl green.

Pyronin Y Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LDLo intravenous 179mg/kg (179mg/kg) KIDNEY, URETER, AND BLADDER: "CHANGES IN TUBULES (INCLUDING ACUTE RENAL FAILURE, ACUTE TUBULAR NECROSIS)" Toxicology and Applied Pharmacology. Vol. 44, Pg. 225, 1978.

Pyronin Y Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Pyronin Y Safety Profile

Mutation data reported. When heated to decomposition it emits very toxic fumes of NOx and Cl−. Used as a stain.
Hazard CodesHarmfulXn,Xi
Risk Statements 68-36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R68:Possible risk of irreversible effects.
Safety Statements 22-24/25-36-26
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany 3
RTECS BQ1450000

 

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