Fig. 1 · Structure
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Thymolphthalein
pH Indicator
Thymolphthalein is a pH indicator that undergoes a distinct color change from colorless in acidic conditions to blue in basic environments. This phthalein dye exhibits electrochemical activity due to its thymol components, making it valuable for acid-base titrations and other chemical analyses. Its ability to provide visual cues for pH levels makes it widely used in laboratory research and educational settings.
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Specifications
| Manufacturer | Adooq Bioscience |
|---|---|
| CAS Number | 125-20-2 |
| Applications | pH Indicator |
| Formula | C28H30O4 |
| Molecular Weight | 430.54 |
| SMILES | O=C1OC(C2=CC(C(C)C)=C(C=C2C)O)(C3=CC(C(C)C)=C(C=C3C)O)C4=C1C=CC=C4 |
Storage & Solubility
In Vitro Solubility
Reported Solubility
No reported solubility data are available for this product.
Preparing Stock Solutions
| Concentration | |
|---|---|
Values use four significant digits. Prepare to the final solution volume; this is not the volume of solvent to add.
Stock preparation is unavailable for this product molecular weight.
Calculated stock concentrations do not establish solvent solubility. Refer to the reported solubility data for experimental guidance.
Storage
Store powder at -20°C, keep desiccated.
In powder form, the chemical is stable for 36 months.
In solution, store at -20°C and use within 1 month to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.