2,2-Dimethyl-1,3-propanediol | CAS No. 126-30-7

Q: What is 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7)?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) is a colorless, viscous liquid with the chemical formula C5H12O2. It belongs to the polyol family, featuring two hydroxyl groups on a branched propane backbone. This compound is soluble in water and organic solvents, with a boiling point around 210°C. Its high polarity and hydrogen bonding capabilities make it useful in various chemical applications. Commonly used as a precursor in synthetic chemistry, it exhibits stable physical properties under normal conditions.

Q: What are the main uses of 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7)?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) is widely used in pharmaceuticals as a solvent and stabilizer. In industry, it serves as a raw material for polymer production and coatings. It is also employed in research for synthesizing complex molecules and as a food additive in certain applications. Its versatility stems from its ability to form hydrogen bonds and its chemical reactivity. Additionally, it finds use in cosmetic formulations and as a chemical intermediate in organic synthesis.

Q: Is 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) safe?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) is generally considered safe when handled properly. It has low acute toxicity but may cause skin or eye irritation. Safety data sheets indicate the need for protective gloves, goggles, and ventilation. It is classified under GHS as a harmful substance, requiring careful storage and handling. Compliance with OSHA and EPA guidelines ensures safe use in industrial and research settings.

Q: How should 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) be stored?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) should be stored in a cool, dry place, away from direct light and heat sources. Maintain storage temperature below 25°C and ensure low humidity to prevent degradation. Keep in tightly sealed, non-reactive containers to avoid contamination. Store in well-ventilated areas to minimize exposure. Stability is optimal under standard conditions, but prolonged exposure to high temperatures may affect its properties.

2,2-Dimethyl-1,3-propanediol

Basic Information

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CAS Number

126-30-7

Molecular Formula

C5H12O2

Molecular Weight

104.15 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

127.0 to 130.0 deg-C

Boiling Point

210°C

Water Solubility

830 g/L (20 ºC)

Solubility

830g/l

Refractive Index

1.4406 (estimate)

Vapor Pressure

<0.8 mmHg ( 20 °C)

SMILES

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CC(C)(CO)CO

InChI

InChI=1S/C5H12O2/c1-5(2,3-6)4-7/h6-7H,3-4H2,1-2H3

InChIKey

SLCVBVWXLSEKPL-UHFFFAOYSA-N

LogP

-0.0028000000000000247

Topological Polar Surface Area

40.46 Å²

Hydrogen Bond Donor/Acceptor

2 / 2

Complexity

Safety Information

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GHS Hazard Pictograms

H318

Hazard Statement

H318 Causes serious eye damage
Serious eye damage/eye irritation

Stability

Stable. Incompatible with strong oxidizing agents, acetic anhydride, acid chlorides, moisture. Combustible.

Sensitiveness

Hygroscopic

Explosive Limit

1.34%, 149°F

Synonyms & References

English

2,2-Dimethylpropane-1,3-diol
1,3-Dihydroxy-2,2-dimethylpropane
1,3-propanediol,2,2-dimethyl-
2,2-Dimethyl-1,3-dihydroxypropane
2,2-dimethyl-3-propanediol
2,2-dimethyltrimethyleneglycol
3-Propanediol,2,2-dimethyl-1
Dimethylolpropane
Neopentyl glycol
Neopentyl glycol (NPG)
2,2-Dimethyl-1,3-propanediol
NPG
2,2-Bis(hydroxymethyl)propane
2,2-DIMETHYL-1,3-PROPANEDIOL FOR SYNTHESIS
NPG Glycol
2,2-Dihydroxy-2,2-dimethylpropane
DiMethyl triMethylene glycol
NPG Glycol,Neopentylglycol
Neol
NEOL(R)
Neopentanediol
NEOPENTYL GLYCO
NEOPENTYLENE GLYCOL
hydroxypivalylalcohol
NEOPENTYL GLYCOL pure
Neopentylglycol
1,3-Propanediol, 2,2-dimethyl-
Hydroxypivalyl alcohol
Dimethyltrimethylene glycol
2,2-Dimethyltrimethylene glycol
2,2-Dimethyl-1,3 propanediol

MDL Number

MFCD00004685

Customs Code

2905399090

FAQ

What is 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7)?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) is a colorless, viscous liquid with the chemical formula C5H12O2. It belongs to the polyol family, featuring two hydroxyl groups on a branched propane backbone. This compound is soluble in water and organic solvents, with a boiling point around 210°C. Its high polarity and hydrogen bonding capabilities make it useful in various chemical applications. Commonly used as a precursor in synthetic chemistry, it exhibits stable physical properties under normal conditions.

What are the main uses of 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7)?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) is widely used in pharmaceuticals as a solvent and stabilizer. In industry, it serves as a raw material for polymer production and coatings. It is also employed in research for synthesizing complex molecules and as a food additive in certain applications. Its versatility stems from its ability to form hydrogen bonds and its chemical reactivity. Additionally, it finds use in cosmetic formulations and as a chemical intermediate in organic synthesis.

Is 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) safe?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) is generally considered safe when handled properly. It has low acute toxicity but may cause skin or eye irritation. Safety data sheets indicate the need for protective gloves, goggles, and ventilation. It is classified under GHS as a harmful substance, requiring careful storage and handling. Compliance with OSHA and EPA guidelines ensures safe use in industrial and research settings.

How should 2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) be stored?

2,2-Dimethyl-1,3-propanediol (CAS: 126-30-7) should be stored in a cool, dry place, away from direct light and heat sources. Maintain storage temperature below 25°C and ensure low humidity to prevent degradation. Keep in tightly sealed, non-reactive containers to avoid contamination. Store in well-ventilated areas to minimize exposure. Stability is optimal under standard conditions, but prolonged exposure to high temperatures may affect its properties.