Thymolphthalein

Chemical Properties

Melting point	251-253 °C(lit.)
Boiling point	504.79°C (rough estimate)
Density	0.92 g/mL at 25 °C
vapor pressure	0.002Pa at 90℃
refractive index	1.6400 (estimate)
Flash point	74 °F
storage temp.	no restrictions.
solubility	ethanol: clarity passes test
form	Low Melting Mass
pka	9.70, 10.0(at 25℃)
color	White to slightly yellow
Specific Gravity	0.92
PH	8.6～10.5
PH Range	9.3(colourless)-10.5(blue)
Odor	Mild characteristic odor
explosive limit	3.30-19%
Water Solubility	insoluble
λmax	592nm, 396nm, 598nm
Merck	14,9401
BRN	359413
Major Application	Display device, semiconductors, recording materials, photoconductors, sol-gel matrix, tin electroplating process, counterfeit-proof paper, authentication system forsecure documents, inks, pencil leads, correction fluid, paints, petroleum marker, tennis ball, adhesives, floor coatings, textiles, detergents, insecticide, lotion, cleaning pads, food storage, determine bacterial growth, Streptococci in saliva, dental impressionmaterials
InChIKey	GRBHJPCWQRVGND-UHFFFAOYSA-N
LogP	3.682 at 25℃
CAS DataBase Reference	125-20-2(CAS DataBase Reference)
EPA Substance Registry System	Thymolphthalein (125-20-2)