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Sigma-Aldrich

Di(propylene glycol) methyl ether, mixture of isomers

97%

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Synonym(s):
Dipropylene glycol monomethyl ether
Linear Formula:
CH3OC3H6OC3H6OH
CAS Number:
Molecular Weight:
148.20
EC Number:
NACRES:
NA.23

vapor pressure

0.4 mmHg ( 25 °C)

Assay

97%

form

liquid

refractive index

n20/D 1.422 (lit.)

bp

190 °C (lit.)

density

0.938 g/mL at 25 °C

InChI

1S/C7H16O3/c1-6(4-8)10-5-7(2)9-3/h6-8H,4-5H2,1-3H3

InChI key

CUDYYMUUJHLCGZ-UHFFFAOYSA-N

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1 of 4

This Item
484253438871484245
refractive index

n20/D 1.422 (lit.)

refractive index

n20/D 1.422 (lit.)

refractive index

n20/D 1.432 (lit.)

refractive index

n20/D 1.43 (lit.)

density

0.938 g/mL at 25 °C

density

0.951 g/mL at 25 °C

density

0.932 g/mL at 25 °C (lit.)

density

0.963 g/mL at 25 °C

vapor pressure

0.4 mmHg ( 25 °C)

vapor pressure

0.4 mmHg ( 25 °C)

vapor pressure

-

vapor pressure

-

assay

97%

assay

≥99%

assay

90%

assay

≥97.5%

bp

190 °C (lit.)

bp

190 °C (lit.)

bp

276 °C (lit.)

bp

100 °C/2 mmHg (lit.)

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

167.0 °F - closed cup

Flash Point(C)

75 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Contact sensitization to dipropylene glycol in an eczema population.
J D Johansen et al.
Contact dermatitis, 33(3), 211-212 (1995-09-01)
S O Hansson
Risk analysis : an official publication of the Society for Risk Analysis, 17(2), 227-236 (1997-04-01)
The use of critical effects in the determination of occupational exposure limits (OELs) in Sweden is subjected to a statistical study. Many of the present OELs are high in relation to known no-effect levels and effect levels, and the degree
Valerie Robinson et al.
International journal of toxicology, 28(6 Suppl), 162S-174S (2010-01-09)
PPG-2 methyl ether, PPG-3 methyl ether, and PPG-2 methyl ether acetate are used in cosmetics as fragrance ingredients and/or solvents at concentrations of 0.4% to 2%. Propylene glycol ethers are rapidly absorbed and distributed throughout the body when introduced by
Michael Koontz et al.
International journal of toxicology, 25(2), 95-107 (2006-04-07)
Computer modeling of aggregate exposure provides the capability to estimate the range of doses that can occur from product use and to understand the relative importance of different routes of exposure. This paper presents an assessment of aggregate occupational exposure
Minor pain inducers modulate membrane current in cultured neuronal cells.
K Inoue et al.
Pharmacology & toxicology, 77(6), 417-420 (1995-12-01)

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