WebNov 8, 2013 · Phenolphthalein is available in the following doses: Cascara Sagrada-phenolphthalein 50 Mg-32.4 Mg Oral Tablet; Docusate-phenolphthalein 100 Mg-65 Mg … WebPhenolphthalein is an organic compound used as a laboratory reagent and pH indicator. Phenolphthalein exerts laxative effects by stimulating the intestinal mucosa and …
Phenolphthalein - NIST
Phenolphthalein has been found to inhibit human cellular calcium influx via store-operated calcium entry (SOCE, see Calcium release activated channel § Structure). This is effected by its inhibiting thrombin and thapsigargin , two activators of SOCE that increase intracellular free calcium. See more Phenolphthalein is a chemical compound with the formula C20H14O4 and is often written as "HIn", "HPh", "phph" or simply "Ph" in shorthand notation. Phenolphthalein is often used as an indicator in See more Phenolphthalein can be synthesized by condensation of phthalic anhydride with two equivalents of phenol under acidic conditions. It was discovered in 1871 by Adolf von Baeyer. The reaction can also be catalyzed by a mixture of See more • Page on different titration indicators, including phenolphthalein See more pH indicator Phenolphthalein's common use is as an indicator in acid-base titrations. It also serves as a … See more • Bromothymol blue • Litmus • Methyl orange • pH indicator See more WebSep 7, 2024 · Three acid-base indicators were analyzed spectrophotometrically, and those are: bromophenol blue, bromothymol blue and phenolphthalein. Samples of indicators were prepared in buffer solutions that covered a wide pH range. The dependence of the absorption on the pH value at a constant maximum wavelength of absorption was … rob schelling riverside ca
Phenolphthalein C20H14O4 - PubChem
WebAug 18, 2024 · Phenolphthalein was an ingredient in some Over-the-Counter laxative products until 1999 when the FDA reclassified the drug as “not generally recognized as … WebSep 11, 2007 · Phenolphthalein is a drug used for symptomatic relief of constipation and bowel cleansing prior to medical procedures. Phenolphthalein: Uses, Interactions, … WebNov 22, 2024 · Sample of solid phenolphthalein.jpg 4,903 × 2,709; 4.47 MB. Sodium in Water with few drops of Phenolphthalein solution added.jpg 480 × 640; 52 KB. Sodium skirting … rob schepis excess space