Pinacol | CAS No. 76-09-5

Pinacol

Basic Information

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CAS Number

76-09-5

Molecular Formula

C6H14O2

Molecular Weight

118.18 g/mol

EINECS

200-933-5

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Physical State

White

Melting Point

40-43 °C

Boiling Point

171-172 °C/739 mmHg

Density

0.967 g/cm3 (20℃)

Water Solubility

Soluble in hot water, alcohol, and diethyl ether.

Flash Point

171 °F

Solubility

alcohol: freely soluble

Refractive Index

1.4347 (estimate)

Vapor Pressure

0.0±1.5 mmHg at 25°C

Odor

at 100.00 %. woody earthy patchouli warm bread

SMILES

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CC(C)(O)C(C)(C)O

InChI

InChI=1S/C6H14O2/c1-5(2,7)6(3,4)8/h7-8H,1-4H3

InChIKey

IVDFJHOHABJVEH-UHFFFAOYSA-N

LogP

0.5282

pKa

14.80±0.29(Predicted)

Topological Polar Surface Area

40.46 Å²

Hydrogen Bond Donor/Acceptor

2 / 2

Complexity

72.5

Safety Information

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GHS Hazard Pictograms

H228

H315

Hazard Statement

H228 Flammable solid
Flammable solids

H315 Causes skin irritation
Skin corrosion/irritation

Stability

Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, strong acids.

Sensitiveness

Hygroscopic

Synonyms & References

English

2,3-Dimethylbutane-2,3-diol
2,3-DIMETHYL-2,3-BUTANEDIOL
TETRAMETHYLETHYLENE GLYCOL
PINACOL
PINACONE
2,3-DIMETHYLBUTANEDIOL-2,3
Pinakol
PINACOL pure
1,1,2,2-tetramethylethyleneglycol
2,3-butanediol,2,3-dimethyl-
2,3-Dihydroxy-2,3-dimethylbutane
2,3-Dimethyl-2,3-dihydroxybutane
2,3-dimethyl-3-butanediol
Dimethyl-4-butyleneglycol
meso-2,3-Dimethyl-2,3-butanediol
PINACOL ANHYDROUS
Pinacol(2,3-Dimethyl-2,3-Butanediol)
2,3-Dimethyl-2,3-butanediol, Tetramethylethylene glycol
2,3-Dimethyl-2,3-butanediol (Pinacol)
Pinacol
2,3-Butanediol,2,3-dimethyl
2,3-diMe-butan-2,3-diol
2,3-Dimethyl-butane-2,3-diol
HOCMe2CMe2OH
2,3-Dimethyl-2,3-butanediol
Pinacone
Tetramethylethylene Glycol
Tetramethylethylene glycol

MDL Number

MFCD00004462

EC Number

200-933-5

Customs Code

29053990

FAQ

What is Pinacol (CAS: 76-09-5)?

Pinacol, with the CAS number 76-09-5, is a chemical compound with the formula C5H12O2. It is a white crystalline solid that is commonly used in organic chemistry as a precursor for the synthesis of various compounds. Pinacol is known for its stability and is often employed in the study of keto-enol tautomerism due to its ability to interconvert between keto and enol forms under certain conditions.

What are the main uses of Pinacol ( CAS: 76-09-5)?

Pinacol (CAS: 76-09-5) is primarily used in the pharmaceutical industry for the synthesis of drugs and intermediates. It also finds applications in industrial processes, particularly in the production of fine chemicals and specialty products. In research settings, pinacol is used as a model compound for studying organic reactions and mechanisms. Additionally, it is sometimes used in the food industry as a flavoring agent due to its mild aroma.

Is Pinacol (CAS: 76-09-5) safe?

Pinacol (CAS: 76-09-5) is generally considered safe when handled properly, but it should be treated with caution. It has low toxicity and is not classified as a hazardous substance under standard safety regulations. However, it is advisable to use protective equipment such as gloves and goggles when handling it. Ensure proper ventilation to avoid inhaling vapors, and follow standard laboratory safety protocols to minimize exposure risks.

How should Pinacol (CAS: 76-09-5) be stored?

Pinacol (CAS: 76-09-5) should be stored in a cool, dry, and well-ventilated area away from direct sunlight. It is typically kept in a sealed container to prevent moisture absorption and maintain stability. Storage at temperatures below 25°C is recommended to ensure long-term preservation. Avoid exposure to air and keep it in a safe location away from incompatible materials.