Sudan Ⅳ , AR , 85-83-6

Synonym(s):
Solvent Red 24;Sudan R or BB;Biebrich scarlet R fat soluble;Fat Ponceau R or 4;Lipid Crimson

Update time: 2022-07-08

Melting point:	199 °C (dec.)(lit.)
Boiling point:	260°C
Density	1.1946 (rough estimate)
vapor pressure	0Pa at 25℃
refractive index	1.6000 (estimate)
storage temp.	Flammables area
solubility	Insoluble in water; soluble in benzene, methanol, acetone, isopropanol; slightly soluble in ethanol
Colour Index	26105
pka	13.52±0.50(Predicted)
form	Powder/Solid
color	Red Brown
Water Solubility	23μg/L at 25℃
ε(extinction coefficient)	≥12000 at 356-360nm in toluene at 0.008g/L ≥26000 at 519-523nm in toluene at 0.008g/L
λmax	520 nm, 357 nm
Merck	14,8393
BRN	709018
Stability:	Stable. Incompatible with strong oxidizing agents.
Biological Applications	Detecting atherosclerosis; diapers; skin care products; shampoos; hair colors; stents; dental impression materials
Major Application	cleaning products cosmetics food and beverages personal care
Cosmetics Ingredients Functions	COLORANT
InChI	1S/C24H20N4O/c1-16-7-3-6-10-21(16)26-25-19-12-13-22(17(2)15-19)27-28-24-20-9-5-4-8-18(20)11-14-23(24)29/h3-15,29H,1-2H3/b26-25+,28-27+
InChIKey	RCTGMCJBQGBLKT-PAMTUDGESA-N
SMILES	Cc1ccccc1\N=N\c2ccc(\N=N\c3c(O)ccc4ccccc34)c(C)c2
LogP	6.66
IARC	3 (Vol. 8, Sup 7) 1987
NIST Chemistry Reference	O-tolylazo-o-tolylazo-beta-naphthol(85-83-6)
EPA Substance Registry System	C.I. Solvent Red 24 (85-83-6)

It has been used to promote wound healing. Biological stain. Dyes and metabolites, Environmental Testing.

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H317
Precautionary statements	P261-P272-P280-P302+P352-P333+P313-P362+P364
PPE	dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes	Xi,T
Risk Statements	36/38-45
Safety Statements	26-36-53-45
WGK Germany	3
RTECS	QL5775000
TSCA	TSCA listed
HazardClass	IRRITANT
HS Code	32129000
Storage Class	11 - Combustible Solids
Hazard Classifications	Skin Sens. 1A
REACH Registrations	Inactive