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Quinhydrone CAS#106-34-3

Quinhydrone CAS#106-34-3
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Chemical Name:Quinhydrone

CAS No.106-34-3

Molecular Formula:C12H10O4

Molecular weight: 110.11

Sample: Available

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Product Details

Products Description of Quinhydrone CAS#106-34-3
Dark green crystalline solid, C₁₂H₁₀O₄. A 1:1 complex of hydroquinone and benzoquinone. Used as a redox indicator in pH electrodes, electrochemistry, and organic synthesis. Light-sensitive; store in cool/dark conditions. Handle with protective gear.

Quinhydrone Chemical Properties

Melting point	167-172 °C (lit.)
Boiling point	285 °C
density	1.32
bulk density	300kg/m3
refractive index	1.4270 (estimate)
storage temp.	Store below +30°C.
solubility	4g/l
form	Crystalline Powder
color	Dark green
Specific Gravity	0.863 (20/4℃)
Water Solubility	4 g/L (20 ºC)
Sensitive	Light Sensitive
Merck	14,8058
BRN	3919222
Stability:	Stable. Incompatible with strong oxidizing agents.
LogP	0.644 (est)
CAS DataBase Reference	106-34-3(CAS DataBase Reference)
NIST Chemistry Reference	Quinhydrone(106-34-3)
EPA Substance Registry System	Quinhydrone (106-34-3)

Hazard Codes	Xn,N
Risk Statements	22-36/37/38-50
Safety Statements	26-36-61-37/39-29
RIDADR	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	VA4550000
TSCA	Yes
HS Code	2942 00 00
HazardClass	6.1
PackingGroup	III
Toxicity	LD50 orally in rats: 225 mg/kg (Woodward)

Product Application of Quinhydrone CAS#106-34-3

Quinhydrone is a hydrogen bonded 1:1 charge transfer complex of hydroquinone and p-benzo-quinone having semiconducting properties.

Quinhydrone is addition compound of one mol hydroquinone and one mol Benzoquinone.

Quinhydrone electrode is a type of redox electrode which can be used to measure the hydrogen ion concentration (pH) of a solution in a chemical experiment.

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