Identification
CAS Number
75-56-9
Name
Propylene oxide
Synonyms
(±)-1,2-Epoxypropane
(±)-1,2-Epoxypropane
(±)-1,2-Epoxypropane
(±)-Methyloxirane
(±)-Methyloxirane
(±)-Methyloxirane
(±)-Propylene oxide
(±)-Propylene oxide
1,2-EPOXYPROPANE
1,2-Propylene oxide
2,3-epoxypropane
200-879-2 [EINECS]
2-Methyloxiran [German] [ACD/IUPAC Name]
2-Methyloxirane [ACD/IUPAC Name]
2-Méthyloxirane [French] [ACD/IUPAC Name]
75-56-9 [RN]
79763 [Beilstein]
epoxypropane
Ethylene oxide, methyl-
Methyl Ethylene Oxide
Methyl oxirane
methyloxacyclopropane
methyloxirane
MFCD00005126 [MDL number]
Oxirane, 2-methyl- [ACD/Index Name]
Oxyde de propylene [French]
propene oxide
Propylene epoxide
Propylene oxide [Wiki]
TZ2975000
UNII :Y4Y7NYD4BK
Y4Y7NYD4BK
(±)-Methyloxiran
(±)-Propylene Oxide
1,2-Epoxy-Propane
16033-71-9 secondary RN [RN]
2-Methyl oxirane
2-Methyl-Oxirane
2-Propylene oxide
Epihydrin
Epoxy-Propane
InChI=1S/C3H6O/c1-3-2-4-3/h3H,2H2,1H3
methylethylene oxide
Methyl-Ethylene oxide
methyl-oxirane
óxido de propileno
oxirane, methyl-
Oxyde de propylene
Propane, 1,2-epoxy-
Propane, epoxy-
Propyleneoxide
SMILES
CC1CO1
StdInChI
InChI=1S/C3H6O/c1-3-2-4-3/h3H,2H2,1H3
StdInChIKey
GOOHAUXETOMSMM-UHFFFAOYSA-N
Molecular Formula
C3H6O
Molecular Weight
58.08
EINECS
200-879-2
Beilstein Registry Number
79763
MDL Number
MFCD00005126
Properties
Appearance
Colorless, transparent, low-boiling flammable liquid
Melting Point
−112 °C (lit.)
Boiling Point
34 °C (lit.)
Safety Data
Symbol
GHS02, GHS06, GHS08Signal Word
Danger
Hazard statements
H224-H302 + H312-H315-H319-H331-H335-H340-H350Precautionary Statements
P201-P210-P280-P308 + P313-P370 + P378-P403 + P235Personal Protective Equipment
Faceshields, Gloves, Goggles, multi-purpose combination respirator cartridge (US)
RIDADR
UN1280 – class 3 – PG 1 – Propylene oxide
WGK Germany
3
RTECS
TZ2975000
Specifications and Other Information of Our Propylene oxide CAS 75-56-9
Identification Methods
HNMR
Mass fraction of dpropylene epoxide
≥99.95%; ≥99.80%
The mass fraction of water
≤0.020%; ≤0.05%;
The mass fraction of the acid(HC1)
≤0.003%;≤0.006%
Ethanol + formaldehyde
≤0.005%; ≤0.02%
Chroma(Pc-Co colour numbee)
≤5 ; ≤10
Storage
Under room temperature away from light
Known Application
Propylene oxide is mainly used in the production of polyether polyols, propylene glycol, and various nonionic surfactants.