Description
Parameter | DetailsC13H12N4S |
---|---|
Chemical Name | Thymolphthalein |
CAS Number | 125-20-2 |
Chemical Formula | C28H30O4 |
Molecular Weight | 430.54 g/mol |
Appearance | White to off-white crystalline powder |
Solubility | Soluble in alcohol and organic solvents; slightly soluble in water |
Melting Point | 253–255 °C |
Boiling Point | Decomposes before boiling |
Most Common Uses :
- Used as a pH indicator in acid-base titrations.
- Commonly employed in laboratory analysis and chemical research.
- Applied in forensic science for detecting blood stains.
pH Transition Range :
- Colorless to blue transition between pH 9.3 and 10.5
Storage Reccomendation :
- Store in a tightly sealed container, in a cool, dry, and well-ventilated area. Protect from light and moisture.
Hazards :
- Harmful if swallowed or inhaled
- may cause irritation to skin and eyes.
- Handle with gloves, safety goggles, and in a well-ventilated area.
Other Information :
- Frequently used as an alternative to phenolphthalein in pH determination.
- Used in specialized inks and detection solutions.