| Customization: | Available |
|---|---|
| Powder: | Yes |
| Customized: | Customized |
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| Product Name | Phenolphthalein |
| Appearance | White or yellowish-white crystalline powder |
| CAS No. | 77-09-8 |
| MF | C20H14O4 |
| MW | 318.32276 |
Phenolphthalein is crystal powder and almost insoluble in water.It is colorless in acidic and neutral solutions and purplish red in alkaline solutions. It is often used to detect acid and alkali.
In addition, the main uses of phenolphthalein are as follows:
(1) Pharmaceutical industry pharmaceutical raw materials: Pharmaceutical laxatives, can stimulate the intestinal wall, cause intestinal peristalsis, promote defecation.It is suitable for habitual intractable constipation, and has various dosage forms such as tablets and suppositories;
(2) For organic synthesis: it is mainly used for the synthesis of plastics, especially for the synthesis of diazaphthalone poly (aryl ether ketone) and poly (aryl ether ketone).Due to its excellent heat resistance, water resistance, chemical corrosion resistance, heat aging resistance and good processability, many fibers, coatings and composite materials made from it are widely used in electronic and electrical appliances and mechanical equipment Transportation, aerospace, Atomic Energy Engineering, and other fields;
(3) For alkali indicator, indicator for non-aqueous solution titration, reagent for chromatography.
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