(R)-(+)-Propylene oxide

Synonym(s):(R)-(+)-1,2-Epoxypropane;(R)-(+)-Methyloxirane;(R)-(+)-1,2-Epoxypropane, (R)-(+)-Methyloxirane;(R)-(+)-1,2-Propylene oxide

CAS NO.：15448-47-2
Empirical Formula: C3H6O
Molecular Weight: 58.08
MDL number: MFCD00066211
EINECS: 604-958-6
SAFETY DATA SHEET (SDS)
Update Date: 2026-01-13 11:23:54

What is (R)-(+)-Propylene oxide?

Chemical properties

Colorless to light yellow liqui

The Uses of (R)-(+)-Propylene oxide

(R)-(+)-Propylene oxide is widely utilized in the manufacture of polyether polyols and propylene glycol, which is used to make the polyurethane plastics. It finds application as a fumigant for the sterilization of packaged foods and plastic medical instruments. Combine with ethanol, it used to make biological samples for electron microscopy. It also used in model aircraft and surface vehicles as a glow fuel.

Definition

ChEBI: (R)-1,2-epoxypropane is a 1,2-epoxypropane. It is an enantiomer of a (S)-1,2-epoxypropane.

Properties of (R)-(+)-Propylene oxide

Melting point:	-111.91°C (estimate)
Boiling point:	33-34 °C(lit.)
alpha	14 º (neat)
Density	0.829 g/mL at 20 °C(lit.)
vapor pressure	588 hPa (20 °C)
refractive index	n20/D 1.366(lit.)
Flash point:	-31 °F
storage temp.	Store at <= 20°C.
solubility	405g/l
form	clear liquid
color	Colorless to Almost colorless
explosive limit	1.9-37%(V)
optical activity	[α]20/D +14°, neat
Water Solubility	Miscible with water and many organic solvents.
Merck	14,7856
BRN	79764
CAS DataBase Reference	15448-47-2(CAS DataBase Reference)

Safety information for (R)-(+)-Propylene oxide

Signal word	Danger
Pictogram(s)	Flame Flammables GHS02 Skull and Crossbones Acute Toxicity GHS06 Health Hazard GHS08
GHS Hazard Statements	H224:Flammable liquids H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H340:Germ cell mutagenicity H350:Carcinogenicity
Precautionary Statement Codes	P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P308+P313:IF exposed or concerned: Get medical advice/attention. P403+P233:Store in a well-ventilated place. Keep container tightly closed.