Phenolphthalein, 98.5%, pure, Indicator grade

cas: 77-09-8 — see every product listed under this CAS number, including other names

Phenolphthalein, 98.5%, pure, Indicator grade (CAS 77-09-8) is a chemical reagent available from Chemat. Available pack sizes: 2.5KG, 100g, 500g. Offered by: Thermo Scientific (Acros).

• 2D
• 3D

Phenolphthalein is a member of phenols. It is functionally related to a 2-benzofuran-1(3H)-one.

Source: ChEBI

Identity

Molecular formula	C20H14O4
Molecular weight	318.3 g/mol
IUPAC name	3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one
InChIKey	KJFMBFZCATUALV-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Computed by PubChem (NCBI)

Synonyms: phenolphthalein, Phthalimetten, Euchessina, Phenolax, Phthalin, Espotabs, Purgophen, Koprol, Laxogen, Trilax

Isomers (same molecular formula)

2,5-diphenylterephthalic acid C₂₀H₁₄O₄

(5-benzoyl-2,4-dihydroxyphenyl)-phenylmethanone C₂₀H₁₄O₄

(3-benzoyloxyphenyl) benzoate C₂₀H₁₄O₄

diphenyl benzene-1,4-dicarboxylate C₂₀H₁₄O₄

diphenyl benzene-1,3-dicarboxylate C₂₀H₁₄O₄

1-(2,3-dihydroxynaphthalen-1-yl)naphthalene-2,3-diol C₂₀H₁₄O₄

diphenyl benzene-1,2-dicarboxylate C₂₀H₁₄O₄

3-[4-(3-carboxyphenyl)phenyl]benzoic acid C₂₀H₁₄O₄