phenolphthalein

Synonyms: "euchessina", "phthalimetten", "chocolax", "espotabs", "laxogen", "phenolax", "purgophen", "koprol"

Source: phenolphthalein is an indicator of acids (colorless) and bases (pink).

Identifiers:

IUPAC Name: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1-one
CAS Number: 77-09-8
PubChem ID: 4764
InChiKey: KJFMBFZCATUALV-UHFFFAOYSA-N
Canonical SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Structural Properties:

Molecular Formula: C₂₀H₁₄O₄
Molecular Weight: 318.323

Pharmacophore Features:

Number of bond donors: 2
Number of bond acceptors: 3
Number of atoms different from hydrogen: 24

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2D structure (.sdf)
3D structure (.sdf)
3D structure (.mol2)
3D structure (.pdb)
3D structure (.pdbqt)

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Evidence Supporting This Chemical as an Endocrine Disruptor
TEDX List of Potential Endocrine Disruptors

Bitman J, Cecil HC. 1970. Estrogenic activity of DDT analogs and polychlorinated biphenyls. Journal of Agricultural & Food Chemistry 18(6):1108-1112.

Blair RM, Fang H, Branham WS, Hass BS, Dial SL, Moland CL, Tong W, Shi L, Perkins R, Sheehan DM. 2000. The estrogen receptor relative binding affinities of 188 natural and xenochemicals: structural diversity of ligands. Toxicol Sci 54(1):138-153.