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1576708

USP

Propylene glycol

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

1,2-Propanediol, Propylene glycol

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About This Item

Linear Formula:
CH3CH(OH)CH2OH
CAS Number:
Molecular Weight:
76.09
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
1340498
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grade

pharmaceutical primary standard

vapor density

2.62 (vs air)

vapor pressure

0.08 mmHg ( 20 °C)

API family

propylene glycol

autoignition temp.

779 °F

expl. lim.

12.5 %

manufacturer/tradename

USP

refractive index

n20/D 1.432 (lit.)

bp

187 °C (lit.)

mp

−60 °C (lit.)

density

1.036 g/mL at 25 °C (lit.)

application(s)

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

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Propylene glycol USP reference standard intended for use in specified quality tests and assays.

Also used to prepare standard stock, standard, sample, system suitability, and sensitivity solution for assay and impurity analysis according to the given below monographs of United States Pharmacopeia (USP):
  • Propylene Glycol Dilaurate
  • Phenytoin Sodium Injection
  • Hydroxypropyl Betadex
  • Butylene Glycol

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.


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Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

219.2 °F - closed cup

flash_point_c

104 °C - closed cup



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Protocols

99%;甘油,≥99.5%;四甘醇,99%


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
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
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



Global Trade Item Number

SKUGTIN
1576708-5X1ML04061838743497