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  8. Quinhydrone, 97%, Thermo Scientific Chemicals

Quinhydrone, 97%, Thermo Scientific Chemicals

Product Code. 11482668
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Quantity:
25 g
100 g

Description

Used to measure the hydrogen ion concentration (pH) of a solution in a chemical experiment. It provides an alternative to the commonly used glass electrode in a pH meter.

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

Applications
Used to measure the hydrogen ion concentration (pH) of a solution in a chemical experiment. It provides an alternative to the commonly used glass electrode in a pH meter.

Solubility
Slightly soluble in water 4 g/L (20°C).

Notes
Air & Light Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 106-34-3
Molecular Formula C12H10O4
Molecular Weight (g/mol) 218.21
MDL Number MFCD00010310
InChI Key BDJXVNRFAQSMAA-UHFFFAOYSA-N
Synonym quinhydrone, green hydroquinone, p-benzoquinhydrone, chinhydron, chinhydron czech, unii-p4a66lq3qj, hydroquinone, compd. with p-benzoquinone, p-benzoquinone, compd. with hydroquinone, 2,5-cyclohexadiene-1,4-dione, compd. with 1,4-benzenediol 1:1, p-benzoquinone-hydroquinone compound 1:1
PubChem CID 7801
ChEBI CHEBI:26491
IUPAC Name benzene-1,4-diol;cyclohexa-2,5-diene-1,4-dione
SMILES OC1=CC=C(O)C=C1.O=C1C=CC(=O)C=C1

Specifications

Melting Point 168°C to 171°C
Density 1.4
Quantity 100 g
UN Number UN2811
Beilstein 3919222
Sensitivity Air and light sensitive
Merck Index 14,8058
Solubility Information Slightly soluble in water 4g/L (20°C).
Formula Weight 218.21
Percent Purity 97%
Chemical Name or Material Quinhydrone
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Safety and Handling

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Product Identifier
  • Quinhydrone
 Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 3
  • ACUTE AQUATIC Acute 1
  • Serious eye damage/eye irritation Category 2
  • Skin corrosion/irritation Category 2
  • Specific target organ toxicity Category 3
 Hazard Statement
  • H301-Toxic if swallowed.
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
  • H335-May cause respiratory irritation.
  • H400-Very toxic to aquatic life.
 Precautionary Statement
  • P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P273-Avoid release to the environment.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
 Supplemental information
  • MIXTURE LIST-Contains : Quinhydrone

RUO – Research Use Only

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