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Phenylbutazone, 99+%, Thermo Scientific Chemicals

Catalog Number 10761281
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5g; Glass bottle
This item is not returnable. View return policy
This item is not returnable. View return policy

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

CAS 50-33-9
Melting Point 104°C to 107°C
Color White
Infrared Spectrum Authentic
Assay Percent Range 99+%
Packaging Glass bottle
Molecular Formula C19H20N2O2
MDL Number MFCD00005500
Quantity 5 g
Merck Index 15, 7390
Synonym phenylbutazone, fenilbutazona, butazolidin, diphenylbutazone, phenylbutazonum, butapirazol, butapyrazole, butazolidine, butacote, butadion
Solubility Information Solubility in water: slightly soluble. Other solubilities: soluble in solutions of alkali hydroxides,freely soluble in acetone,ether and ethyl acetate
IUPAC Name 4-butyl-1,2-diphenylpyrazolidine-3,5-dione
Molecular Weight (g/mol) 308.38
PubChem CID 4781
Formula Weight 308.38
Percent Purity 99+%
Physical Form Powder
Chemical Name or Material Phenylbutazone
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Product Identifier
  • Phenylbutazone
Signal Word
  • Warning
Hazard Category
  • Acute toxicity Category 4
  • Serious eye damage/eye irritation Category 2
  • Skin corrosion/irritation Category 2
  • Specific target organ toxicity Category 3
Hazard Statement
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
  • H335-May cause respiratory irritation.
  • H312-Harmful in contact with skin.
  • H332-Harmful if inhaled.
  • H302-Harmful if swallowed.
Precautionary Statement
  • P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P312-IF SWALLOWED: Call a POISON CENTER or doctor/physician/ if you feel unwell.
  • P302+P352-IF ON SKIN: Wash with plenty of water/.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only

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