octylglucosides
plural of octylglucoside

octyloxy
The univalent radical CH₃-(CH₂)₇-O- derived from octanol

octyloxys
plural of octyloxy

octyls
plural of octyl

odorobioside
A particular steroid glycoside.

odoroside
A particular steroid glycoside.

odorotrioside
A particular steroid glycoside.

oenanthate
Alternative form of enanthate.

oenanthates
plural of oenanthate

oenin
An anthocyanin, the 3-glucoside of malvidin and the red pigment in red wine.

officinalisinin
A particular steroid glycoside.

ofurace
A particular fungicide.

oilgae
oil-based algal biofuel

okenone
A particular carotenoid.

oleacein
The phenolic ester 2-(3,4-dihydroxyphenyl)ethyl (Z)-4-formyl-3-(2-oxoethyl)hex-4-enoate present in olive oil

oleagenin
The aglycone of various oleasides.

oleamide
An endogenous amide of oleic acid that induces sleep in animals.

oleamides
plural of oleamide

oleanolate
Any salt or ester of oleanolic acid

oleanolates
plural of oleanolate

oleas
Archaic form of oleate.

oleate
Any salt or ester of oleic acid.

oleates
plural of oleate

olefin
Any of a class of unsaturated open-chain hydrocarbons such as ethylene; an alkene with only one carbon-carbon double bond.

olefine
olefiant gas, or ethylene
any of the series of unsaturated hydrocarbons of which ethylene is a type

olefines
plural of olefine

olefins
plural of olefin

oleogum
Any oily gum

oleogums
plural of oleogum

oleon
Alternative form of oleone.

oleone
An oily liquid obtained by distillation of calcium oleate, and probably consisting of the ketone of oleic acid.

oleosaccharum
An oil-sugar; a preparation made by saturating thirty grains of sugar with one drop of volatile oil.

oleoside
Any of a particular class of secoiridoid glycoside

oleosides
plural of oleoside

oleuropein
A complex glycoside, found in the leaves of olive and privet, that may have a beneficial effect on the immune system.

oleuropeins
plural of oleuropein

oleyl
The radical of oleic acid, derived from the non-drying oils.

oliban
Olibanum.

olibanum
A gum resin from trees of the genus Boswellia, formerly used as a medicine and now mainly as incense.

olibanums
plural of olibanum

oligoamide
Any compound that has several amide groups

oligoamides
plural of oligoamide

oligoamine
Any polyamine containing only a few amine groups

oligoamines
plural of oligoamine

oligobenzamide
Any compound that has several benzamide moieties

oligobenzamides
plural of oligobenzamide

oligofluorene
Any of a class of aromatic polycyclic hydrocarbons consisting of several fluorene units attached end to end.

oligofluorenes
plural of oligofluorene

oligoglucoside
Any glycoside in which the glycone is an oligoglucosaccharide

oligoglucosides
plural of oligoglucoside

oligoglycan
An oligomeric form of glycan

oligoglycans
plural of oligoglycan

oligoglycoside
Any oligomeric glycoside

oligoglycosides
plural of oligoglycoside

oligohyaluronate
An oligomeric form of hyaluronate

oligohyaluronates
plural of oligohyaluronate

oligoisoprenoid
Any isoprenoid that contains several isoprene units

oligoisoprenoids
plural of oligoisoprenoid

oligomannan
An oligomeric form of mannan

oligomannans
plural of oligomannan

oligooxopiperazine
Any compound that has several oxopiperazine moieties

oligooxopiperazines
plural of oligooxopiperazine

oligophosphate
Any compound or anion containing several phosphate groups

oligophosphates
plural of oligophosphate

oligoprenol
Synonym of prenol.

oligoprenols
plural of oligoprenol

oligoprenyl
Any univalent radical formed from several isoprenyl moieties

oligopseudorotaxane
Any compound consisting of several pseudorotaxane moieties

oligopseudorotaxanes
plural of oligopseudorotaxane

oligopurine
A stretch of nucleic acid composed of several contiguous purines

oligopurines
plural of oligopurine

oligorotaxane
Any compound having the form of several rotaxane moieties

oligorotaxanes
plural of oligorotaxane

oligosaccharide
A polysaccharide of low molecular weight, being a polymer of between three and eight monosaccharide units.

oligosaccharides
plural of oligosaccharide

oligosilanyl
A univalent radical derived from an oligosilane

oligosugar
Synonym of oligosaccharide.

oligosugars
plural of oligosugar

oligosulfide
Any salt or ester containing a chain of several sulfur atoms

oligosulfides
plural of oligosulfide

oligosulphide
Alternative form of oligosulfide.

oligosulphides
plural of oligosulphide

oligourea
Any compound containing several urea moieties

oligoureas
plural of oligourea

oligoviologen
Any compound composed of several viologen moieties

oligoviologens
plural of oligoviologen

oligoyne
Any compound having many carbon-carbon (conjugated) triple bonds

oligoynes
plural of oligoyne

olitorin
A particular steroid glycoside.

olitoriside
A particular steroid glycoside.

olitoriusin
A particular steroid glycoside.

olympicene
A pentacyclic aromatic hydrocarbon whose structure is in the form of the Olympic rings.

omethoate
A systemic organophosphorous insecticide and acaricide used in horticulture and agriculture.

onia
plural of onium

onium
Any cation derived by the addition of a proton to the hydride of any element of the nitrogen, chalcogen or halogen families.
Any organic derivative of these compounds.

oniums
plural of onium

ononin
An isoflavone, the 7-O-glucoside of formononetin, found in various plants and herbs, including the soybean.

oocyan
biliverdin

oogone
An oogonium.

oogones
plural of oogone

oogonia
plural of oogonium

oogonium
An immature ovarian egg within a developing fetus.
A sac (the female gametangium) containing oospheres in algae or fungi.

oogoniums
plural of oogonium

oorhodein
A reddish-brown pigment found in eggshells.

ophidianoside
A particular steroid glycoside.

ophiocarpine
A protoberberine alkaloid.

ophiopogonin
A particular steroid glycoside.

ophiopojaponin
A particular steroid glycoside.

ophthalmate
Any salt of ophthalmic acid

ophthalmates
plural of ophthalmate

opiorphin
A painkilling chemical compound first isolated from human saliva.

opiorphins
plural of opiorphin

opposide
A particular steroid glycoside.

oprodione
A particular fungicide.

orbiculatoside
A particular steroid glycoside.

orbicuside
A particular steroid glycoside.

orcin
The organic compound 3,5-dihydroxytoluene, found in many lichens and synthesizable from toluene.

orcine
Dated form of orcin.

orcines
plural of orcine

orcinol
A natural phenolic organic compound that occurs in many species of lichen, used in the production of orcein and as a reagent in some chemical tests for pentoses

orcinols
plural of orcinol

orcins
plural of orcin

oreasteroside
A particular steroid glycoside.

orelline
A yellow pigment derived from Bixa orellana with IUPAC name 3-hydroxy-2-(3-hydroxy-4-oxo-1H-pyridin-2-yl)-1H-pyridin-4-one.

oreodine
A diterpene alkaloid found in the plant Delphinium oreophilum.

oreoline
A diterpene alkaloid found in the plant Delphinium oreophilum.

organoboronate
Any organic boronate.

organoboronates
plural of organoboronate

organocarbamate
Any ester of carbamic acid.

organocatalyst
Any small organic compound that functions as a catalyst

organocatalysts
plural of organocatalyst

organogermane
Any simple organogermanium compound (equivalent to a hydrocarbon or silane)

organogermanes
plural of organogermane

organoheteryl
any univalent radical, containing carbon, but which has its free valence at an atom other than carbon

organohydrazine
Any compound containing the hydrazide functional group attached to an organic moiety.

organometal
Any simple organometallic compound of general formula RₙM

organometals
plural of organometal

organonitrate
Any organic nitrate ester.

organonitrates
plural of organonitrate

organophosphate
Any ester of phosphoric acid or its derivatives, especially one used as an insecticide or herbicide.

organophosphates
plural of organophosphate

organophosphite
Synonym of phosphite ester.

organophosphofluoridate
Any organic phosphofluoridate