- Drugs, and
Biologicals (11th ed.). Merck. 1989. ISBN 091191028X., 5024.
Isobutene,
International Chemical Safety Card 1027, Geneva:
International Programme...
-
mechanism that can lead to
isobutene formation with the OH
addition pathways at the C2 site of BHT more
likely to
result in
isobutene formation than pathways...
- (polyisobutylene) is a
class of
organic polymers prepared by
polymerization of
isobutene. The
polymers often have the
formula Me3C[CH2CMe2]nH (Me = CH3). They...
-
Perfluoroisobutene (PFIB) is the
perfluorocarbon counterpart of the
hydrocarbon isobutene and has the
formula (CF3)2C=CF2. A fluoroalkene, it is a
colorless gas...
- or more in
industrial mixtures,
which also
contain smaller amounts of
isobutene,
butadiene and butyne.
Record in the
GESTIS Substance Database of the...
- fuel additive,
comprises reacting isobutene with ethanol,
separating the hydrocarbon,
reacting separated isobutene with
ethanol and
separating unconverted...
-
Commercially important ethers prepared in this way are
derived from
isobutene or isoamylene,
which protonate to give
relatively stable carbocations...
- based),
ethyl cellulose, pyroxylin/nitrocellulose or poly(methylacrylate-
isobutene-monoisopropylmaleate) (alcohol based), and
acrylate or
siloxane polymers...
-
water by
sulfuric acid: H2SO4 + H2O ⇌ H3O+ + HSO− 4 The
protonation of
isobutene in the
formation of a carbocation: (CH3)2C=CH2 + HBF4 ⇌ (CH3)3C+ + BF−...
- → (CH3)3COH + CH2OCHCH3 The
byproduct t-butanol can be
dehydrated to
isobutene and
converted to MTBE. On a much
smaller scale, tert-butyl hydroperoxide...
