1-Butoxy-2-propanol

Basic Information

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CAS Number

5131-66-8

Molecular Formula

C7H16O2

Molecular Weight

132.2 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Ethers

Basic Physical Properties

Melting Point

-15.45°C (estimate)

Boiling Point

170°C

Refractive Index

n20/D 1.416(lit.)

Vapor Pressure

0.4±0.7 mmHg at 25°C

SMILES

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CCCCOCC(C)O

InChI

InChI=1S/C7H16O2/c1-3-4-5-9-6-7(2)8/h7-8H,3-6H2,1-2H3

InChIKey

RWNUSVWFHDHRCJ-UHFFFAOYSA-N

LogP

1.1839

Topological Polar Surface Area

29.46 Å²

Hydrogen Bond Donor/Acceptor

1 / 2

Complexity

54.9

Safety Information

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Hazard Statement

H227 Combustible liquid
Flammable liquids

H313 May be harmful in contact with skin
Acute toxicity, dermal

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Hazard Class

Class 3.2 Class 3.2

Synonyms & References

English

1-BUTOXY-2-PROPANOL
PROPYLENE GLYCOL 1-MONOBUTYL ETHER
PROPYLENE GLYCOL MONOBUTYL ETHER
PROPYLENE GLYCOL NORMAL BUTYL ETHER
PNB
ARCOSOLV(R) PNB
1,2-PROPYLENE GLYCOL 1-MONOBUTYL ETHER
1-butoxy-2-propano
1-butoxypropan-2-ol
2-Propanol, 1-butoxy-
DOWANOL® PnB
Propylene Glycol 1-Monobutyl Ether

MDL Number

MFCD00021904

Customs Code

2909499000

FAQ

What is 1-Butoxy-2-propanol (CAS: 5131-66-8)?

1-Butoxy-2-propanol (CAS: 5131-66-8) is a colorless, water-miscible liquid with the chemical formula C6H14O2. It combines the properties of an alcohol and an ether, making it a versatile solvent. Known for its low toxicity and mild odor, it is commonly used in industrial and research applications due to its ability to dissolve a variety of substances.

What are the main uses of 1-Butoxy-2-propanol (CAS: 5131-66-8)?

1-Butoxy-2-propanol (CAS: 5131-66-8) is widely used as a solvent in pharmaceuticals, coatings, and fragrance compounds. It finds applications in the production of perfumes, as a solubilizing agent in drug formulations, and in industrial processes for dissolving resins and oils. Its mild nature also makes it suitable for use in food-grade products and laboratory research.

Is 1-Butoxy-2-propanol (CAS: 5131-66-8) safe?

1-Butoxy-2-propanol (CAS: 5131-66-8) is generally considered safe when handled properly. It has low acute toxicity and is approved for use in food under GRAS status. However, precautions include avoiding prolonged skin contact, using protective gloves and goggles, and ensuring adequate ventilation. Safety data sheets (SDS) recommend standard chemical handling practices for industrial applications.

How should 1-Butoxy-2-propanol (CAS: 5131-66-8) be stored?

1-Butoxy-2-propanol (CAS: 5131-66-8) should be stored in a cool, dry, and well-ventilated area, away from direct light. Keep in a sealed, airtight container made of glass or HDPE to prevent evaporation and contamination. Avoid exposure to high temperatures and ignition sources due to its flammable nature. Ensure storage compliance with local safety regulations for chemical handling.