Product # 14363
Name Phenolphthalein
Synonyms 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone; 3,3-Bis(p- hydroxyphenyl)phthalide; Agoral; Alophen; alpha-(p-Hydroxyphenyl)-alpha-(4-oxo-2,5-cyclohexadien-1- ylidene)-o-toluic acid; alpha Di(phydroxyphenyl)phthalide; Colax; Correctol; Dialose Ex-Lax
Formula C20H14O4
Purity ACS
CAS Number 77-09-8
Molecular Weight 318.32
Color & Form Yellowish powder
Melting Point 260° C
Specific Gravity 1.299 gm/ml
Solubility Insoluble


12 kg $1,183.39
2.5 kg $277.08
  • For other quantities or purities not listed, please request a quotation. We can offer many items in bulk or custom packaging.
  • All pricing is subject to confirmation at the time the order is placed.


Transportation Information Not a dangerous good
Pictogram Pictogram: Health 
Signal Word Danger
Hazardous Statements

H341  Suspected of causing genetic defects.

H350  May cause cancer.

H361  Suspected of damaging fertility or the unborn child.

Precautionary Phrases

P201  Obtain special instructions before use.

P281  Use personal protective equipment as required.

P308+P313  IF exposed or concerned: Get medical advice/attention.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

Featured Element: Bismuth

Bismuth is a brittle crystalline which is slightly pinkish in its elemental form.

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