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Appearance:White to yellow-white Solid
Throughput:100|Kilogram|Month
pd_productuse:reagent
Delivery Time:large stock
Purity:99% purity
Phenolphthalein Chemical Properties
Melting point 261-263 °C (lit.)
Boiling point 417.49°C (rough estimate)
density 1.27 g/cm3 at 32 °C
refractive index 1.5400 (estimate)
Fp 24 °C
solubility Soluble in alcohol. Slightly soluble in ether. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.
form Solid
Colour Index 764
pka 9.4(at 25℃)
color White to yellow-white
Odor Odorless
PH 7.8～10.0
PH Range 8.0(colorless)-10(Red)
Water Solubility <0.1 g/100 mL
λmax 552nm, 553nm, 374nm, 205nm, 229nm, 276nm
Merck 14,7243
BRN 284423
Stability: Stable. Incompatible with strong oxidizing agents, alkalies.
Major Application Display device, sensors, semiconductors, fuel cells, photoreceptors, electronic packaging, authentication system for secure documents, inks, correction fluid, paints, detection of defects in films, floor coatings, textiles, corrosion testing, explosive, concrete, toys, detecting lipase activity of crop seeds, soaps, method for prevention of drugmisuse, cosmetics, diapers, detecting viable cells, carbohydrates, antimalarial, treating amyloid-associated diseases
CAS DataBase Reference 77-09-8(CAS DataBase Reference)
IARC 2B (Vol. 76) 2000
NIST Chemistry Reference Phenolphthalein(77-09-8)
EPA Substance Registry System 3,3-Bis(4-hydroxyphenyl)phthalide (77-09-8)
Safety Information
Hazard Codes Xn,T,F,Xi
Risk Statements 40-22-10-36/38-23/25-11-36/37/38-68-62-45-39/23/24/25-23/24/25
Safety Statements 45-36/37-33-24-16-7-36-26-53
WGK Germany 3
RTECS SM8380000
TSCA Yes
HS Code 29322910
Hazardous Substances Data 77-09-8(Hazardous Substances Data)
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