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Merck
CN

1576945

USP

Propylene oxide

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

(±)-Propylene oxide, (±)-Methyloxirane, 1,2-Epoxypropane

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About This Item

Empirical Formula (Hill Notation):
C3H6O
CAS Number:
75-56-9
Molecular Weight:
58.08
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329750995
MDL number:
MFCD00005126
Beilstein/REAXYS Number:
79763

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InChI

1S/C3H6O/c1-3-2-4-3/h3H,2H2,1H3

SMILES string

CC1CO1

InChI key

GOOHAUXETOMSMM-UHFFFAOYSA-N

grade

pharmaceutical primary standard

vapor density

2 (vs air)

vapor pressure

29.43 psi ( 55 °C), 8.59 psi ( 20 °C)

API family

propylene oxide

autoignition temp.

1378 °F

expl. lim.

37 %

manufacturer/tradename

USP

bp

34 °C (lit.)

mp

−112 °C (lit.)

density

0.83 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

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General description

This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)
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 oxide USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.

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.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Carc. 1B - Eye Irrit. 2 - Flam. Liq. 1 - Muta. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

-36.4 °F - Equilibrium method

flash_point_c

-38 °C - Equilibrium method

Regulatory Information

危险化学品
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