* Methyl Red positive and Voges-Proskauer negative

Methyl is the IUPAC nomenclature of organic chemistry term for an alkane ( or alkyl ) molecule, using the prefix " meth -" to indicate the presence of a single carbon.

* Chloroalkyl ether, abbreviation for Methyl chloromethyl ether

Methyl triflate, for example, is a strong methylating reagent.

Methyl JA ( MeJA ) is a volatile compound that is potentially responsible for interplant communication.

* Continuous Process for the Conversion of Vegetable Oils into Methyl Esters of Fatty Acids

Methyl salicylate is among the compounds that attract male orchid bees, who apparently gather the chemical to synthesize pheromones ; it is commonly used as bait to attract and collect these bees for study.

Methyl salicylate has the ability to clear plant or animal tissue samples of color, and as such is useful for microscopy and immunohistochemistry when excess pigments obscure structures or block light in the tissue being examined.

Methyl salicylate is added in small amounts to glacial acetic acid to lower its freezing point for transport in cold countries.

Methyl salicylate is used as a simulant or surrogate for the research of chemical warfare agent sulfur mustard, due to its similar chemical and physical properties.

* Methyl aminolevulinate a photosensitiser used for photodynamic therapy for skin problems

Methyl butyrate has been used in combustion studies as a surrogate fuel for the larger fatty acid methyl esters found in biodiesel.

Methyl iodide had been approved for use as a pesticide by the United States Environmental Protection Agency in 2007 as a pre-plant biocide used to control insects, plant parasitic nematodes, soil borne pathogens, and weed seeds.

Methyl iodide is an excellent substrate for S < sub > N </ sub > 2 substitution reactions.

Methyl iodide had also been proposed for use as a fungicide, herbicide, insecticide, nematicide, and as a soil disinfectant, replacing methyl bromide ( also known as bromomethane ) ( banned under the Montreal Protocol ).

Methyl iodide has an for oral administration to rats 76 mg / kg, and in the liver it undergoes rapid conversion to S-methylglutathione.

Methyl iodide is routinely and regularly used in industrial processes as well as in most university and college chemistry departments for study and learning related to a variety of organic chemical reactions.

The International Agency for Research on Cancer concluded based on studies performed after methyl iodide was Proposition 65 listed that: “ Methyl iodide is not classifiable as to its carcinogenicity to humans ( Group 3 ).” the Environmental Protection Agency classifies it as " not likely to be carcinogenic to humans in the absence of altered thyroid hormone homeostatis ," i. e. it is a human carcinogen but only at doses large enough to disrupt thyroid function ( via excess iodide ).

Methyl ethyl ketone peroxide, benzoyl peroxide and to a smaller degree acetone peroxide are used as initiators for radical polymerization of some resins, e. g. polyester and silicone, often encountered when making fiberglass.

Commonly found in commercially grown fruits, vegetables, and meats. Methyl parathion is a commonly used pesticide used for agricultural reasons.

Methyl parathion causes the formation of toxic mediums for humans, soil and water, fresh water fish, and other hydrophilous organisms in the ecosystem.

Methyl polysiloxanes.

Methyl phenyl ether is anisole, because it was originally found in aniseed.

* Methyl red or Voges-Proskauer tests depend on the digestion of glucose.

Methyl groups can be quite unreactive.

Methyl cellulose was introduced as a binder in the twentieth century.

Methyl isocyanate was the causative agent in the Bhopal Disaster that killed thousands of people.

Methyl bromide is a controversial fumigant.

Methyl iodide, a naturally occurring substance, however, does not have ozone-depleting properties and the United States Environmental Protection Agency has designated the compound a non-ozone layer depleter.

Methyl parathion, malathion, and pyrethroids were subsequently used, but environmental and resistance concerns arose as they had with DDT and control strategies changed.

The most common form uses methanol ( converted to sodium methoxide ) to produce methyl esters ( commonly referred to as Fatty Acid Methyl Ester-FAME ) as it is the cheapest alcohol available, though ethanol can be used to produce an ethyl ester ( commonly referred to as Fatty Acid Ethyl Ester-FAEE ) biodiesel and higher alcohols such as isopropanol and butanol have also been used.

Methyl violet can be formulated to change from orange to green, or orange to colorless.

* Biological, Chemical & Practice based alternatives to the agricultural use of Methyl Bromide.

Methyl jasmonate has been found to induce cell death in a number of cancer cell lines.

Niigata Minamata Disease: Methyl Mercury Poisoning in Niigata, Japan.

* Methyl Ethyl Ketoxime is a skin-preventing additive in many oil-based paints.

* Methyl isocyanate is discovered.

Methyl green is used commonly with bright-field microscopes to dye the chromatin of cells so that they are more easily viewed.

Methyl farnesoate is believed to play a role similar to that of JH in crustaceans.

Methyl ethyl ketone peroxide ( MEKP ) is an organic peroxide, a high explosive similar to acetone peroxide.

Methyl aminolevulinate is approved by EU as a photosensitizer since 2001.

Methyl salicylate ( oil of wintergreen or wintergreen oil ) is an organic ester that is naturally produced by many species of plants.