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Isobutylene Oxide

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Origin: China

Cas No: 558-30-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property

CAS No.: 558-30-5 Formula: C4H8O Molecular Weight: 72.10570

Description

1,1-Dimethyloxirane is an epoxide that is used as an initiator in the synthesis of polyisobutylenes.

Basic Info

Chemical Name	Isobutylene Oxide
Synonyms	2,2-dimethyloxirane; Oxirane, 2,2-dimethyl-;
CAS No.	558-30-5
Molecular Formula	C4H8O
Molecular Weight	72.10570
PSA	12.53000
LogP	0.79520

Properties

Appearance & Physical State	clear colorless liquid
Density	0.808
Boiling Point	51-52ºC
Flash Point	-32ºC
Refractive Index	1.371-1.373
Water Solubility	58 g/L (20 ºC)
Storage Condition	Flammables area

Safety Info

RTECS	TZ3580000
Hazard Class	3
Safety Statements	S16-S26-S36/37/39
HS Code	29109000
Packing Group	II
WGK Germany	2
RIDADR	UN 1993
Risk Statements	R11; R20/21/22; R36/37/38
Hazard Codes	F; Xn
Signal Word	Danger
Symbol	GHS02, GHS05, GHS07
Caution Statement	P210; P261; P280; P305 + P351 + P338; P310
Hazard Declaration	H225; H314; H335

Synthesis Route

Methoxy-(3,4-epoxycyclohexyl)-methyl-tert.-butyl-peroxid→Isobutylene Oxide+Methyl 7-oxabicyclo[4.1.0]heptane-3-carboxylate
Isobutene→Isobutylene Oxide+1,2,4-trioxolane
bis(triphenylphosphine)-t-butoxy(methyl)nickel→Isobutylene Oxide+2-methylbut-2-ene

GC Analysis

Column type	Active phase	Temperature (°C)	Retention Index (I)	Temperature Control Method
Capillary	OV-101	70.	534.4	isothermal
Capillary	OV-101	80.	534.7	isothermal
Capillary	OV-101	90.	535.0	isothermal
Packed	Apiezon L	120.	507.	isothermal
Packed	Apiezon L	160.	510.	isothermal