Isobutylene

Details

Stereochemistry	ACHIRAL
Molecular Formula	C4H8
Molecular Weight	56.1063
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	0
Charge	0

SHOW SMILES / InChI

Structure Search

SMILES

CC(C)=C

InChI

InChIKey=VQTUBCCKSQIDNK-UHFFFAOYSA-N

InChI=1S/C4H8/c1-4(2)3/h1H2,2-3H3

HIDE SMILES / InChI

Molecular Formula	C4H8
Molecular Weight	56.1063
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	0
Optical Activity	NONE

Approval Year

PubMed

Title	Date	PubMed
Removal of methyl tert-butyl ether (MTBE) with Nafion.	2007-06-01	17110027
Evaluation of the in-situ aerobic cometabolism of chlorinated ethenes by toluene-utilizing microorganisms using push-pull tests.	2007-02-20	17101190
A theoretical investigation of the gas-phase oxidation reaction of the saturated tert-butyl radical.	2006-12-11	17091514
Mechanistic study on adsorptive removal of tert-butanethiol on Ag-Y zeolite under ambient conditions.	2006-11-16	17092003
Hafnocene catalysts for selective propylene oligomerization: efficient synthesis of 4-methyl-1-pentene by beta-methyl transfer.	2006-10-04	17002399
Treating dispersion effects in extended systems by hybrid MP2:DFT calculations--protonation of isobutene in zeolite ferrierite.	2006-09-14	17028686
Metabolism of new-generation taxanes in human, pig, minipig and rat liver microsomes.	2006-09	16971343
Field verification of sound attenuation modeling and air emission testing in support of missile motor disposal activities.	2006-07	16878594
A theoretical study of the reaction of O(3P) with isobutene.	2006-06-29	16789773
Mechanism of the diphenyldisulfone-catalyzed isomerization of alkenes. Origin of the chemoselectivity: experimental and quantum chemistry studies.	2006-06-21	16771492
Kinetic study of the gas-phase reactions of OH and NO3 radicals and O3 with selected vinyl ethers.	2006-06-15	16759126
Rate coefficients for the gas-phase reaction of OH radicals with dimethyl sulfide: temperature and O2 partial pressure dependence.	2006-02-14	16482313
Low-pressure pyrolysis of tBu2SO: synthesis and IR spectroscopic detection of HSOH.	2006-01-11	16240313
Peptide derivatization as a strategy to form fixed-charge peptide radicals.	2006	16941727
A combined crossed-beam and theoretical investigation of radical-radical reaction dynamics of O(3P)+t-C4H9-->OH+iso-C4H8.	2005-12-01	16356032
Differentiation of Boc- alpha,beta- and beta,alpha-peptides and a pair of diastereomeric beta,alpha-dipeptides by positive and negative ion electrospray tandem mass spectrometry (ESI-MS/MS).	2005-11	16220504
Coordination copolymerization of severely encumbered isoalkenes with ethylene: enhanced enchainment mediated by binuclear catalysts and cocatalysts.	2005-10-26	16231930
Thermochemical and kinetic analyses on oxidation of isobutenyl radical and 2-hydroperoxymethyl-2-propenyl radical.	2005-10-13	16332010
Theoretical study of the heptamethylbenzenium ion. Intramolecular isomerizations and C2, C3, C4 alkene elimination.	2005-10-06	16834295
Identification of photoproducts of hexahydroquinoline derivatives by GC-EI-MS and HPLC-ESI-MS.	2005-10	16305997
Probing the structural and electronic factors affecting the adsorption and reactivity of alkenes in acidic zeolites using DFT calculations and multivariate statistical methods.	2005-09-27	16180907
Controlled delivery of paclitaxel from stent coatings using poly(hydroxystyrene-b-isobutylene-b-hydroxystyrene) and its acetylated derivative.	2005-09-13	16153094
Identification of amphilectosins as key intermediates in pseudopterosin biosynthesis.	2005-08-05	16050671
Field validation of sound mitigation models and air pollutant emission testing in support of missile motor disposal activities.	2005-08	16187581
Protonated isobutene in zeolites: tert-butyl cation or alkoxide?	2005-07-25	15988777
The isobutylene-isobutane alkylation process in liquid HF revisited.	2005-07-07	16852607
Overall rate constant measurements of the reaction of chloroalkylperoxy radicals with nitric oxide.	2005-07-07	16833921
Trimethyl acetate on TiO2(110): preparation and anaerobic photolysis.	2005-06-30	16852537
Ab initio and microcalorimetric investigations of alkene adsorption on phosphotungstic acid.	2005-05-10	16032898
Stereochemical diversity in chiral ligand design: discovery and optimization of catalysts for the enantioselective addition of allylic halides to aldehydes.	2005-04-28	15844919
Synthesis of alpha,beta-unsaturated 4,5-disubstituted gamma-lactones via ring-closing metathesis catalyzed by the first-generation Grubbs' catalyst.	2005-04-28	15844911
Active sites and states in the heterogeneous catalysis of carbon-hydrogen bonds.	2005-04-15	15901541
Multivalent host-guest interactions between beta-cyclodextrin self-assembled monolayers and poly(isobutene-alt-maleic acid)s modified with hydrophobic guest moieties.	2005-04-08	15669046
Determination of trace water in gas samples by an improved Karl Fischer coulometer.	2005-04	15844338
Novel lactonization of ethenetricarboxylate derivatives: intermolecular trapping of alkenes.	2005-03-03	15727434
Role of rare earth cations in Y zeolite for hydrocarbon cracking.	2005-02-17	16851208
Formation of a bridging planar trimethylenemethane dianion from a neopentyl precursor via sequential beta-alkyl elimination and C-H activation.	2005-02-02	15669823
Synthesis and characterization of scandium silyl complexes of the type Cp*2ScSiHRR'. sigma-Bond metathesis reactions and catalytic dehydrogenative silation of hydrocarbons.	2005-01-19	15643889
Aqueous suspension polymerization of isobutene initiated by 1,2-C6F4[B(C6F5)2]2.	2005-01-12	15631441
Chemical-induced atrial thrombosis in NTP rodent studies.	2005	16048847
Biodegradable poly(terephthalate-co-phosphate)s: synthesis, characterization and drug-release properties.	2005	15794482
Decomposition of alkene adducts of thianthrene cation radical in nitrile solvents. Formation of alkyl-2-oxazolines and a new class of four-component products: 5-[(1-alkoxyalkylidene)ammonio]alkylthianthrenium diperchlorates.	2004-12-24	15609964
Solvent-ligated manganese(II) complexes for the homopolymerization of isobutene and the copolymerization of isobutene and isoprene.	2004-12-03	15526318
Cobalt-catalyzed cross-coupling reactions of alkyl halides with allylic and benzylic Grignard reagents and their application to tandem radical cyclization/cross-coupling reactions.	2004-11-05	15457521
Highly effective sulfated zirconia nanocatalysts grown out of colloidal silica at high temperature.	2004-10-04	15372651
Palladium(0)-catalyzed cyclization of electron-deficient enynes and enediynes.	2004-10-01	15387592
Alpha-alkylation of ketones by addition of zinc enamides to unactivated olefins.	2004-09-29	15382916
Generation of cationic [Zr-[tert-butyl enolate]] reactive species: methyl abstraction versus hydride abstraction.	2004-09-06	15352112
Mass spectral study of Boc-carbo-beta3-peptides: differentiation of two pairs of positional and diastereomeric isomers.	2004-09	15386745
[Analysis of hydrocarbon impurities in high purity isobutene by gas chromatography].	2004-01	15712956

Patents

Substance Class	Chemical Created by `admin` on `Wed Apr 02 19:18:04 GMT 2025` Edited by `admin` on `Wed Apr 02 19:18:04 GMT 2025`
Record UNII	QA2LMR467H
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

ISOBUTYLENE [HSDB]

Preferred Name

English

Isobutylene

Systematic Name

English

ISOBUTENE

Systematic Name

English

Isobutylene [WHO-DD]

Common Name

English

ISOBUTYLENE [MI]

Common Name

English

2-METHYL-1-PROPENE

Systematic Name

English

Code System Code Type Description

SMS_ID

100000128502