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55417

Supelco

1,2-Propanediol

analytical reference material

Synonym(s):

Propylene glycol

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About This Item

Linear Formula:
CH3CH(OH)CH2OH
CAS Number:
57-55-6
Molecular Weight:
76.09
Beilstein/REAXYS Number:
1340498
EC Number:
200-338-0
MDL number:
MFCD00064272
UNSPSC Code:
41116107
PubChem Substance ID:
329758104

grade

analytical reference material

Quality Level

100

vapor density

2.62 (vs air)

vapor pressure

0.08 mmHg ( 20 °C)

assay

≥98.5% (qNMR)
≥99.5% (GC)

autoignition temp.

779 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

12.5 %

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

impurities

≤0.5% water

refractive index

n20/D 1.432 (lit.)
n20/D 1.432-1.434

bp

187 °C (lit.)

mp

−60 °C (lit.)

density

1.036 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
forensics and toxicology
personal care
pharmaceutical (small molecule)

format

neat

SMILES string

CC(O)CO

InChI

1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3

InChI key

DNIAPMSPPWPWGF-UHFFFAOYSA-N

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application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

217.4 °F - closed cup

flash_point_c

103 °C - closed cup

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Certificates of Analysis (COA)

Lot/Batch Number
BCBQ9938V
BCBL4112V
BCBL4112

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J S LaKind et al.
Critical reviews in toxicology, 29(4), 331-365 (1999-08-18)
The purpose of this article is to review and interpret the scientific literature on the mammalian toxicity of ethylene glycol (EG) and propylene glycol (PG), with the goal of comparing the toxicity of the two chemicals. This type of review
J O Funk et al.
Contact dermatitis, 31(4), 236-241 (1994-10-01)
Evaluation of dermatitis associated with propylene glycol application or ingestion remains a challenge. The research dealing with skin reactions to propylene glycol is revisited and new aspects for future research are outlined. Based on literature review and our own observations
Janina Seubert et al.
PloS one, 9(5), e98347-e98347 (2014-05-31)
Scented cosmetic products are used across cultures as a way to favorably influence one's appearance. While crossmodal effects of odor valence on perceived attractiveness of facial features have been demonstrated experimentally, it is unknown whether they represent a phenomenon specific
Li Wang et al.
Hepatology (Baltimore, Md.), 61(2), 486-496 (2014-09-10)
Defective autophagy is implicated in the pathogenesis of nonalcoholic fatty liver diseases (NAFLD) through poorly defined mechanisms. Cardiolipin is a mitochondrial phospholipid required for bioenergetics and mitophagy from yeast to mammals. Here we investigated a role for ALCAT1 in the
Holger Lessmann et al.
Contact dermatitis, 53(5), 247-259 (2005-11-15)
In the several publications reviewed in this article, propylene glycol (PG; 1,2-propylene glycol) is described as a very weak contact sensitizer, if at all. However, particular exposures to PG-containing products might be associated with an elevated risk of sensitization. To
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