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16019 Sigma-Aldrich

Phenolphthalein

puriss., meets analytical specification of Ph Eur., BP, 98-101% (calc. to the dried substance)

Synonym: 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone

  • CAS Number 77-09-8

  • Empirical Formula (Hill Notation) C20H14O4

  • Molecular Weight 318.32

  •  Beilstein Registry Number 284423

  •  Colour Index Number 764

  •  EC Number 201-004-7

  •  MDL number MFCD00005913

  •  PubChem Substance ID 57647542

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Properties

Related Categories Cell Biology, Hematology and Histology, P, Stains & Dyes, A to Z, Stains and Dyes More...
InChI Key   KJFMBFZCATUALV-UHFFFAOYSA-N
grade   puriss.
assay   98-101% (calc. to the dried substance)
quality   meets analytical specification of Ph Eur., BP
impurities   acidic and alkalic reac. substances, in accordance
  related subst., in accordance
  residual solvents, complies
  ≤0.001% heavy metals (as Pb)
ign. residue   ≤0.1% (as SO4)
loss   ≤0.5% loss on drying, 105 °C
mp   261-263 °C(lit.)
solubility   acetone: soluble
anion traces   chloride (Cl-): ≤100 mg/kg
  sulfate (SO42-): ≤200 mg/kg
suitability   in accordance for appearance of solution

Price and Availability

Suggested Laboratory Gloves


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Safety & Documentation

Safety Information

Symbol 
GHS08  GHS08
Signal word 
Danger
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
SM8380000

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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