Melting point :290-292 °C (dec.)(lit.)
Density :1.3149 (rough estimate)
refractive index :1.6500 (estimate)
form :Crystalline Powder or Crystals
color :Green to bronze
λmax :628 nm
Stability :Stable. Incompatible with strong oxidizing agents.
InChI :1S/C20H19N3O.ClHO4/c1-3-23(4-2)13-9-10-17-18(11-13)24-19-12-16(21)14-7-5-6-8-15(14)20(19)22-17;2-1(3,4)5/h5-12,21H,3-4H2,1-2H3;(H,2,3,4,5)
InChIKey :OUAWJLNOTQAOHL-UHFFFAOYSA-N
SMILES :[O-]Cl(=O)(=O)=O.CC\[N+](CC)=C1/C=CC2=Nc3c(OC2=C1)cc(N)c4ccccc34
EPA Substance Registry System :Benzo[a]phenoxazin-7-ium, 5-amino-9-(diethylamino)-, perchlorate (53340-16-2)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.