mecoprop
A common herbicide.

mediasteroside
A particular steroid glycoside.

medidesmine
A particular steroid glycoside.

medronate
The conjugate base, or any salt or ester, of medronic acid, as (usually, especially) the technetium salt used as a radiotracer in medical imaging.

mefenamate
Any salt or ester of mefenamic acid.

mefenamates
plural of mefenamate

mefenoxam
A particular fungicide.

megacircle
An extrachromosomal circular nucleic acid fragment

megacircles
plural of megacircle

meglumine
An amino sugar derived from sorbitol.

melacacidin
A particular leucoanthocyanidin compound.

melada
Alternative form of melado.

meladas
plural of melada

melado
a mixture of sugar and molasses; crude sugar as it comes from the pans without being drained

meladoes
plural of melado

melados
plural of melado

melam
A condensation product of melamine, originally found in the residue of heating ammonium thiocyanate.

melaminylthioarsenate
melarsomine

melampolide
Any of a class of organic compounds found in Melampodium and related plants.

melampolides
plural of melampolide

melanate
Any salt or ester of melanic acid.

melanates
plural of melanate

melandrioside
A particular steroid glycoside.

melanocrocin
A polyene pigment found in the subterranean fungus Melanogaster broomeianus.

melanogen
A chromogen in urine which is converted into melanin.

melanogens
plural of melanogen

melanurin
A dark pigment found in the urine in cases of melanuria.

melem
The heptazine with three amino substituents.

melezitose
A non-reducing trisaccharide sugar produced by many insects that consume plant sap.

melicitose
Alternative form of melezitose.

melicopicine
An acridone alkaloid, chemical compound, C₁₈H₁₉NO₅.

melilitolite
A plutonic rock containing more than 10% melilite and where there is more melilite than foids

melilotate
Any salt or ester of melilotic acid

melilotates
plural of melilotate

melissate
Any salt or ester of melissic acid.

melissates
plural of melissate

melizitose
Alternative form of melezitose.

melizitoze
Misspelling of melezitose.

mellate
A mellitate.

melleolide
The compound (3-formyl-2a-hydroxy-6,6,7b-trimethyl-1,2,4a,5,7,7a-hexahydrocyclobuta[e]inden-2-yl) 2,4-dihydroxy-6-methylbenzoate that is present in the honey mushroom (Armillaria mellea)

mellitate
A salt of mellitic acid.

mellitates
plural of mellitate

mellitoxin
Synonym of hyenanchin.

melongoside
A particular steroid glycoside.

menatetrenone
menaquinone.

mendelevate
An anion of mendelevium.

mendelevates
plural of mendelevate

menisperine
An aporphine alkaloid isolated from a menispermaceous plant of Japan.

menthadiene
A terpene hydrocarbon with the chemical formula C₁₀H₁₆, found in plants, such as in essential oils.

menthofuran
The bicyclic monoterpenoid 3,6-dimethyl-4,5,6,7-tetrahydro-1-benzofuran

menthol
A cyclic monoterpene alcohol; the major component of the essential oil of peppermint; used in pharmaceutical preparations as an antitussive and antipruritic agent, as a nasal decongestant, and in menthol cigarettes.
A menthol cigarette.

menthols
plural of menthol

menthylamine
A cyclic monoterpene amine 5-methyl-2-propan-2-ylcyclohexan-1-amine

menthylamines
plural of menthylamine

mepanipyrim
A particular fungicide.

mepitiostane
An anabolic steroid.

mepronil
A particular fungicide.

mercaptal
a dithioacetal derived from an aldehyde

mercaptals
plural of mercaptal

mercaptan
Any of a class of organic compounds of sulphur, ( R-SH ) where R represents an alkyl or other organic substituent. They tend to be foul-smelling. They are also termed thiols or thioalcohols.

mercaptans
plural of mercaptan

mercapto
The univalent radical -SH

mercaptoacetamide
The acid amide of mercaptoacetic acid

mercaptoacetate
Any salt or ester of mercaptoacetic acid

mercaptoacetates
plural of mercaptoacetate

mercaptocarboxylate
Any salt or ester of a mercaptocarboxylic acid

mercaptocarboxylates
plural of mercaptocarboxylate

mercaptoethane
Synonym of ethyl mercaptan.

mercaptoguanosine
Synonym of thioguanosine.

mercaptole
dithioketal

mercaptophenyl
Any of three isomeric mercapto derivatives of a phenyl radical

mercaptophenyls
plural of mercaptophenyl

mercaptopropionate
Any salt or ester of a mercaptpropionic acid

mercaptopropionates
plural of mercaptopropionate

mercaptopropyl
Any univalent radical formally derived from a propyl radical by replacing a hydrogen atom with a thiol group

mercaptopropyls
plural of mercaptopropyl

mercaptopyruvate
Any salt or ester of mercaptopyruvic acid (HS-CH₂-CO-COO-R)

mercaptopyruvates
plural of mercaptopyruvate

mercaptosuccinate
Any salt or ester of mercaptosuccinic acid

mercaptosuccinates
plural of mercaptosuccinate

mercaptothion
The pesticide malathion.

mercapturate
Any salt of mercapturic acid

mercapturates
plural of mercapturate

mercarbide
A polymeric organomercury compound, (7,11-dimercurio-1,5,9-trioxa-2,4,6,8,10,12-hexamercuracyclododec-3-yl)mercury;trihydrate, that functions as a catalyst in ethoxylation reactions

mercurammonium
The cation Hg(NH₄)₂⁴⁺

mercurammoniums
plural of mercurammonium

mercurate
Any oxyanion of mercury; any salt containing such an ion

mercurates
plural of mercurate

mercurochrome
merbromin

mercurochromes
plural of mercurochrome

mercurophen
The germicide sodium oxymercury orthonitrophenolate.

meristate
Misspelling of myristate.

meroterpene
Any compound, including many natural products, having a partial terpenoid structure

meroterpenes
plural of meroterpene

mesabolone
An anabolic steroid.

mesaconate
A salt of mesaconic acid.

mesaconates
plural of mesaconate

mesaconine
A diterpenoid alkaloid present in the roots of Aconitum carmichaelii

mesaconitine
A polycyclic alkaloid present in some Aconitum

mescalin
Alternative form of mescaline.

mescaline
A hallucinogenic and intoxicating compound present in the peyote cactus (Lophophora williamsii), the San Pedro cactus (Echinopsis pachanoi), and the Peruvian torch (Echinopsis peruviana).

mescalines
plural of mescaline

mesdemet
A pigment made from stibnite and/or galena, once used in Egypt as an eye cosmetic.

mesidine
The aromatic primary amine 1-amino-2,4,6-trimethylbenzene; it and its derivative have biochemical activity

mesitoate
Any salt or ester of mesitoic acid.

mesitoates
plural of mesitoate

mesitol
The phenol 2,4,6-trimethylphenol.

mesityl
The divalent radical (CH₃)₂C=CH-C(CH₃)=

mesitylen
Obsolete form of mesitylene.

mesitylenate
A salt of mesitylenic acid.

mesitylene
The aromatic hydrocarbon 1,3,5-trimethylbenzene that is present in coal tar and crude oil; it has some use as a solvent

mesitylenes
plural of mesitylene

mesityls
plural of mesityl

mesna
An organosulfur compound used in cancer chemotherapy involving cyclophosphamide and ifosfamide as an adjuvant.

mesocompound
Any achiral compound that has two or more chiral centres

mesocompounds
plural of mesocompound

mesogen
Any compound that can exist as a mesophase
The part of the molecule of a liquid crystal that is responsible for its properties
A mesogenic virus

mesogens
plural of mesogen

mesoglycan
A mucopolysaccharide complex used as a dietary supplement

mesoglycans
plural of mesoglycan

mesoisomer
Synonym of mesocompound.

mesopolysaccharide
Any polysaccharide that coats the surface of the mesothelium

mesopolysaccharides
plural of mesopolysaccharide

mesotrione
The herbicide 2-(4-methyl-2-nitrobenzoyl)cyclohexane-1,3-dione

mesoxalate
A salt of mesoxalic acid.
The divalent anion C₃O₅²⁻.
An ester containing this anion.

mesoxalates
plural of mesoxalate

mesozeaxanthin
Alternative form of meso-zeaxanthin.

metaborate
Any salt or ester of metaboric acid.

metaborates
plural of metaborate

metacrolein
A polymeric modification of acrolein obtained by heating it with caustic potash.

metacrylate
Misspelling of methacrylate.

metadherin
An adherin involved in angiogenesis

metaformaldehyde
1,3,5-trioxane

metagallate
Any salt of metagallic acid

metagallates
plural of metagallate