isobutylene

noun 0.923

isobutane

noun 0.883

isobutyl

noun 0.823

isoprene

noun 0.770

isopentane

noun 0.768

butene

noun 0.752

butylbenzene

noun 0.724

butadiene

noun 0.720

butane

noun 0.715

isooctane

noun 0.715

polybutadiene

noun 0.686

isobutyraldehyde

noun 0.685

butyl

noun 0.683

polybutene

noun 0.681

isobutyric acid

noun 0.678

butanone

noun 0.677

isopentenyl

noun 0.675

polyisoprene

noun 0.666

isopropyl

noun 0.664

butyl rubber

noun 0.662

propene

noun 0.660

isoprenoid

noun 0.649

cyclobutene

noun 0.645

bromobutane

noun 0.642

isophorone

noun 0.639

pentane

noun 0.639

neopentane

noun 0.637

butanediol

noun 0.635

t-butyl

noun 0.635

methylpropene

noun 0.634

methyl isobutyl ketone

noun 0.630

pentanone

noun 0.629

butanal

noun 0.622

isocyanate

noun 0.617

monobutyl

noun 0.615

propylene

noun 0.615

butylamine

noun 0.615

cyclopentane

noun 0.606

isoamyl

noun 0.605

heptane

noun 0.602

propanone

noun 0.602

methylpropane

noun 0.601

hexane

noun 0.599

isoamyl alcohol

noun 0.595

butylphenol

noun 0.592

n-heptane

noun 0.591

butanedione

noun 0.586

methylbenzene

noun 0.582

norbornene

noun 0.581

olefin

noun 0.581

methyl tert-butyl ether

noun 0.580

butanol

noun 0.579

toluene

noun 0.578

benzene

noun 0.578

chloroprene

noun 0.575

isocyanide

noun 0.575

propanol

noun 0.575

acetone

noun 0.575

cyclobutane

noun 0.574

alkene

noun 0.574

biobutanol

noun 0.573

methyl ethyl ketone

noun 0.572

isopropoxide

noun 0.572

octadiene

noun 0.566

isopropylacrylamide

noun 0.565

propenyl

noun 0.565

diisocyanate

noun 0.564

ketone

noun 0.560

tertiary butyl

noun 0.559

ketene

noun 0.557

dibutyl

noun 0.557

benzenoid

noun 0.554

butylammonium

noun 0.553

polybutylene

noun 0.553

benzine

noun 0.552

diene

noun 0.552

pentanediol

noun 0.552

cyclopropene

noun 0.551

isomer

noun 0.551

n-hexane

noun 0.551

propylene oxide

noun 0.551

nitropropane

noun 0.549

polyisocyanate

noun 0.549

isovaleric acid

noun 0.548

octanone

noun 0.548

cyclooctane

noun 0.547

propadiene

noun 0.544

cyclohexene

noun 0.544

propane

noun 0.542

polybenzimidazole

noun 0.542

cyclopentadiene

noun 0.541

vinyl bromide

noun 0.541

monoterpene

noun 0.540

iodomethane

noun 0.539

isothiocyanate

noun 0.538

isomalt

noun 0.538

isoleucine

noun 0.537

decane

noun 0.535

propylene glycol

noun 0.535

benzol

noun 0.535