Propylene glycol methyl ether

Names
Preferred IUPAC name

1-Methoxypropan-2-ol

Other names

PGME
1-Methoxy-2-propanol
Methoxypropanol
α-Propylene glycol monomethyl ether
Dowanol PM

Identifiers

CAS Number

* 107-98-2 Y

3D model (JSmol)

* Interactive image

ChemSpider |

* 7612

ECHA InfoCard | 100.003.218

PubChem CID

* 7900

UNII |

* 74Z7JO8V3U Y

CompTox Dashboard (EPA)

* DTXSID8024284

InChI

* InChI=1S/C4H10O2/c1-4(5)3-6-2/h4-5H,3H2,1-2H3

Key: ARXJGSRGQADJSQ-UHFFFAOYSA-N

SMILES

* CC(O)COC

Properties

Chemical formula

| C4H10O2
Molar mass | 90.122 g·mol−1
Appearance  | Colorless liquid[1]
Odor | Ethereal[1]
Density | 0.92 g/cm3 (20 °C)[1]
Melting point | −97 °C (−143 °F; 176 K)
Boiling point | 120 °C (248 °F; 393 K)[1]

Solubility in water

| Miscible[1]
log P | −0.45 [2]
Hazards
Flash point | 32 °C (90 °F; 305 K)[1]

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Infobox references

Chemical compound

Propylene glycol methyl ether (PGME or 1-methoxy-2-propanol) is an organic solvent with a wide variety of industrial and commercial uses.[3] Similar to other glycol ethers, it is used as a carrier/solvent in printing/writing inks and paints/coatings. It also finds use as an industrial and commercial paint stripper. It is used as an antifreeze in diesel engines.[4]

## See also

[edit]

* Di(propylene glycol) methyl ether

## References

[edit]

1. ^ a b c d e f Record in the GESTIS Substance Database of the Institute for Occupational Safety and Health
2. ^ "1-Methoxy-2-propanol_msds".
3. ^ "Dowanol PM : Propylene glycol methyl ether; 1-Methoxy-2-propanol" (PDF). Msdssearch.dow.com. Retrieved 2015-05-22.
4. ^ Bosen, Sidney F.; Bowles, William A.; Ford, Emory A.; Perlson, Bruce D. (2000). "Antifreezes". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a03_023. ISBN 978-3-527-30673-2.

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