Quinhydrone CAS#106-34-3

Quinhydrone CAS#106-34-3

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Reliable Redox Indicator – Quinhydrone functions as an effective redox indicator, making it suitable for pH electrodes, electrochemical experiments, and organic synthesis.

High Purity Crystalline Form – Appears as a dark green crystalline solid, providing consistent quality and precise measurement performance in laboratory applications.

Versatile Applications – Can be applied across various scientific and industrial fields, including electrochemistry and organic synthesis, due to its stable 1:1 hydroquinone–benzoquinone complex.

Safe Handling Recommendations – Although light-sensitive, it can be safely stored under cool and dark conditions, ensuring longevity and reliability during use.
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Product Description

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)


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