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DIRECT RED 80 Structure

DIRECT RED 80

Chemical Properties

Density  1.625[at 20℃]
vapor pressure  0Pa at 25℃
storage temp.  room temp
form  powder
Colour Index  35780
pka pK1-6 < 2; pK7.8 >13(at 25℃)
color  Dark green to Dark red to Black
Water Solubility  Partly soluble in water, very slightly soluble in ethanol, and cellosolve. Insoluble in many organic solvents.
λmax 528 nm
ε(extinction coefficient) ≥12000 at 277-283nm in H2O
≥15000 at 223-235nm in H2O
≥32000 at 524-530nm in H2O
Merck  14,8548
BRN  8185575
InChIKey YIQKLZYTHXTDDT-IJPLDVMMSA-H
LogP -2.82 at 20℃
CAS DataBase Reference 2610-10-8
EWG's Food Scores 1-4
FDA UNII 1294D5G72N
EPA Substance Registry System C.I. Direct Red 80, hexasodium salt (2610-10-8)
UNSPSC Code 12171500
NACRES NA.47

Safety

Hazard statements H412
Precautionary statements P273-P501
Safety Statements  22-24/25
WGK Germany  3
TSCA  Yes
HS Code  2927.00.3000
NFPA 704:
1
0 0

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DIRECT RED 80 Chemical Properties,Usage,Production

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