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Propylene glycol

Name: Propylene glycol
Brand: USP

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:

57-55-6

Molecular Weight:

76.09

UNSPSC Code:

41116107

NACRES:

NA.24

PubChem Substance ID:

329750993

MDL number:

MFCD00064272

Beilstein/REAXYS Number:

1340498

eCl@ss:

25140904

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Properties

grade

pharmaceutical primary standard

agency

USP

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
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

Description

General description

Find answers to frequently asked questions on USP products in USP FAQs.

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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This Item	W294025	P4347	Y0001547
USP 1576708 Propylene glycol	Sigma-Aldrich W294025 Propylene Glycol	Sigma-Aldrich P4347 Propylene Glycol	Y0001547 Propylene glycol
description United States Pharmacopeia (USP) Reference Standard	description natural (US), ≥99.5%, FCC, FG	description meets USP testing specifications	description European Pharmacopoeia (EP) Reference Standard
manufacturer/tradename USP	manufacturer/tradename -	manufacturer/tradename -	manufacturer/tradename EDQM
grade pharmaceutical primary standard	grade Kosher, FG, Halal, natural (US)	grade -	grade pharmaceutical primary standard
format neat	format -	format -	format neat
application(s) pharmaceutical (small molecule)	application(s) flavors and fragrances	application(s) general analytical pharmaceutical (small molecule) sample preparation	application(s) pharmaceutical (small molecule)
expl. lim. 12.5 %	expl. lim. -	expl. lim. 12.5 %	expl. lim. 12.5 %
mp −60 °C (lit.)	mp -	mp −60 °C (lit.)	mp −60 °C (lit.)

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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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