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558-30-5 - Isobutylene oxide, 99+% - 2,2-Dimethyloxirane - L09773 - Alfa Aesar

L09773 Isobutylene oxide, 99+%

CAS-Nummer
558-30-5
Synonyme
2,2-Dimethyloxirane

Größe Preis ($) Menge Verfügbarkeit
5g 30,40
25g 90,20
100g 247,00
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Isobutylene oxide, 99+%

MDL
MFCD00066354
EINECS
209-193-8

Chemische Eigenschaften

Formel
C4H8O
Molmasse
72.11
Siedepunkt
51-52°
Flammpunkt
-32°(-25°F)
Dichte
0.808
Brechungsindex
1.3750
Löslichkeit
Miscible with ethanol and diethyl ether. Slightly miscible with water.

Anwendungen

Isobutylene oxide is employed as an initiator for the preparation of polyisobutylenes. It finds application in the synthesis of 1-tert-butylperoxy-2-methyl-propan-2-ol.

Bemerkungen

Incompatible with strong oxidizing agents.

Literaturverweise

Reductive lithiation with the radical anion formed from Li metal and 4,4'-Di-tert-butyl­biphenyl­, B21470 (LDBB) is exemplified for this epoxide. The intermediate ring-opened ß-lithioalkoxide reacts with an aldehyde to give a 1,3-diol: J. Org. Chem., 55, 1528 (1990); Org. Synth. Coll., 9, 306 (1998):

Kim, S. H.; Han, S. Y.; Kim, J. H.; Kang, Y. Y.; Lee, J.; Kim, Y. Monomeric or Dimeric Aluminum Complexes as Catalysts for Cycloaddition between CO2 and Epoxides. Eur. J. Inorg. Chem. 2015, 2015 (13), 2323-2329.

Liu, C.; Yin, Q.; Dai, L. X.; You, S. L. Synthesis of pyrroloindolines and furoindolines via cascade dearomatization of indole derivatives with carbenium ion. Chem. Commun. 2015, 51 (27), 5971-5974.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H225-H303-H314-H318

Highly flammable liquid and vapour. May be harmful if swallowed. Causes severe skin burns and eye damage. Causes serious eye damage.

Sicherheitshinweise: P210-P260u-P303+P361+P353-P305+P351+P338-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
102408
Gefahrenklasse
3
Verpackungsgruppe
II
Harmonized Tariff Code
2910.90
TSCA
Yes
RTECS
TZ3580000

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