Question

what is a phenophthelin​

Answer 1

Answer:

Phenolphthalein is an organic compound used as a laboratory reagent and pH indicator. Phenolphthalein exerts laxative effects by stimulating the intestinal mucosa and constricting smooth muscles. However, phenolphthalein is no longer used as a laxative due to the suspected carcinogenicity of this compound.

Explanation:

Formula: C₂₀H₁₄O₄

Molar mass: 318.32 g/mol

Melting point: 260 °C

Boiling point: 557.8 °C

Appearance: White powder

UV-vis (λmax): 552 nm (1st); 374 nm (2nd)