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2303-01-7

Name Cresol Purple
CAS 2303-01-7
EINECS(EC#) 218-960-6
Molecular Formula C21H18O5S
MDL Number MFCD00005871
Molecular Weight 382.43
MOL File 2303-01-7.mol
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Chemical Properties

Appearance green crystalline powder
Melting point  >250°C
Boiling point  577.5±50.0 °C(Predicted)
density  1.404±0.06 g/cm3(Predicted)
storage temp.  room temp
solubility  Very slightly soluble in water, ethanol; soluble in methanol
form  Liquid
pka 1.51, 8.32(at 25℃)
color  Dark green
PH Range 1.2 (red) - 2.8 (yellow) and 7.4 (yellow) - 9.0 (purple)
Stability: Stable. Incompatible with strong oxidizing agents.
Water Solubility  Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol.
λmax 579nm, 371nm
Merck  14,2577
BRN  350314
Major Application Fuel cells, sensors, display device, falsification-proof security paper, inks, correction fluid, paints, detection of electrophilic gases, lubricants, cement products, packaging system, adhesive, cosmetics, food storage, determining glucose in dialysis solution, screening of cat diseases, detecting carbohydrates, oral hygiene products
EPA Substance Registry System Phenol, 4,4'-(1,1-dioxido-3H- 2,1-benzoxathiol-3-ylidene) bis[3-methyl-(2303-01-7)

Safety Data

Safety Statements 
WGK Germany  WGK 2 water endangering
TSCA  Yes
HS Code  29309090

Hazard Information

Spectrum Detail

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