phenol red

Synonyms: "phenolsulfonphthalein", "fenolipuna", "sulfonphthal", "sulphental", "sulphonthal", "phenolsulphonphthalein", "PSP"

Source: phenol red, also known as phenolsulfonphthalein or PSP, is a pH indicator that is frequently used in cell biology laboratories.

Identifiers:

IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1?6-benzoxathiol-3-yl]phenol
CAS Number: 143-74-8
PubChem ID: 4766
InChiKey: BELBBZDIHDAJOR-UHFFFAOYSA-N
Canonical SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Structural Properties:

Molecular Formula: C19H14O5S
Molecular Weight: 354,376

Pharmacophore Features:

Number of bond donors: 2
Number of bond acceptors: 4
Number of atoms different from hydrogen: 25

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2D structure (.sdf)
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Toxicological Information

ACToR (Aggregated Computational Toxicology Resource)

GENE-TOX

CTD (Comparative Toxicogenomics Database)

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


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.

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