Propylene glycol monobutyl ether

Structural formula
General
Surname	Propylene glycol monobutyl ether
other names	1-butoxypropan-2-ol 1-butoxy-2-propanol 2PG1BE Propylene glycol 1-butyl ether PROPYLENE GLYCOL BUTYL ETHER ( INCI )
Molecular formula	C 7 H 16 O 2
Brief description	colorless liquid with an ethereal odor
External identifiers / databases
CAS number 5131-66-8 EC number 225-878-4 ECHA InfoCard 100.023.526 PubChem 21210 ChemSpider 19942 Wikidata Q24762634
properties
Molar mass	132.20 g mol −1
Physical state	liquid
density	0.88 g cm −3
Melting point	<−85 ° C
boiling point	168-170 ° C
Vapor pressure	1.3 hPa (20 ° C)
solubility	soluble in water (52 g l −1 at 20 ° C)
Refractive index	1.416 (20 ° C)
safety instructions
GHS hazard labeling from  Regulation (EC) No. 1272/2008 (CLP) , expanded if necessary Caution H and P phrases H: 226-315-319 P: 210-305 + 351 + 338-370 + 378
Toxicological data	5010 mg kg −1 ( LD 50 ,  rat ,  oral ) 3100 mg kg −1 ( LD 50 ,  rabbit ,  transdermal )
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Propylene glycol monobutyl ether is a chemical compound from the group of glycol ethers .

properties

Propylene glycol monobutyl ether is a colorless liquid with an ethereal odor that is soluble in water.

use

Propylene glycol monobutyl ether is used as a solvent and insect repellant.

safety instructions

The vapors of propylene glycol monobutyl ether can form an explosive mixture with air ( flash point 59 ° C, ignition temperature 260 ° C).

Individual evidence

1. ↑ Entry on PROPYLENE GLYCOL BUTYL ETHER in the CosIng database of the EU Commission, accessed on June 22, 2020.
2. ↑ ^{a b c d e f g h i j k l} Entry on propylene glycol monobutyl ether in the GESTIS substance database of the IFA , accessed on June 12, 2019(JavaScript required) .
3. ↑ ^{a b} Data sheet Propylene glycol butyl ether, ≥99% from Sigma-Aldrich , accessed on June 12, 2019 ( PDF ).
4. ↑ Entry on 1-butoxypropan-2-ol in the Classification and Labeling Inventory of the European Chemicals Agency (ECHA), accessed on June 12, 2019. Manufacturers or distributors can expand the harmonized classification and labeling .
5. ^ Johannes Karl Fink: The Chemistry of Printing Inks and Their Electronics and Medical Applications . John Wiley & Sons, 2014, ISBN 978-1-119-04131-3 ( limited preview in Google Book Search).
6. ↑ Ruth Winter: A Consumerýs Dictionary of Household, Yard and Office Chemicals Complete Information About Harmful and Desirable Chemicals Found in Everyday Home Products, Yard Poisons, and Office Polluters . iUniverse, 2007, ISBN 1-4620-6578-3 , pp. 88 ( limited preview in Google Book search).