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Merck
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Documentos

55417

Supelco

1,2-Propanediol

analytical reference material

Sinônimo(s):

Propylene glycol

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About This Item

Fórmula linear:
CH3CH(OH)CH2OH
Número CAS:
57-55-6
Peso molecular:
76.09
Beilstein:
1340498
Número CE:
200-338-0
Número MDL:
MFCD00064272
Código UNSPSC:
41116107
ID de substância PubChem:
329758104

grau

analytical reference material

Nível de qualidade

100

densidade de vapor

2.62 (vs air)

pressão de vapor

0.08 mmHg ( 20 °C)

Ensaio

≥98.5% (qNMR)
≥99.5% (GC)

temperatura de autoignição

779 °F

prazo de validade

limited shelf life, expiry date on the label

Lim. expl.

12.5 %

técnica(s)

HPLC: suitable
gas chromatography (GC): suitable

Impurezas

≤0.5% water

índice de refração

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

pb

187 °C (lit.)

pf

−60 °C (lit.)

densidade

1.036 g/mL at 25 °C (lit.)

aplicação(ões)

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

formato

neat

cadeia de caracteres SMILES

CC(O)CO

InChI

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

chave InChI

DNIAPMSPPWPWGF-UHFFFAOYSA-N

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Aplicação

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

Código de classe de armazenamento

10 - Combustible liquids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

217.4 °F - closed cup

Ponto de fulgor (°C)

103 °C - closed cup

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Certificados de análise (COA)

Lot/Batch Number
BCBQ9938V
BCBL4112V
BCBL4112

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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
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
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
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
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
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