Mononitrotoluene or nitrotoluene (MNT or NT), is any of three

organic compound In chemistry, organic compounds are generally any chemical compounds that contain carbon-hydrogen or carbon-carbon bonds. Due to carbon's ability to catenate (form chains with other carbon atoms), millions of organic compounds are known. The ...

s with the formula C₆H₄(CH₃)(NO₂). They can be viewed as

nitro Nitro may refer to: Chemistry *Nitrogen, a chemical element and a gas except at very low temperatures, with which many compounds are formed: **Nitro compound, an organic compound containing one or more nitro functional groups, -NO2 **Nitroalkene, ...

derivatives of

toluene Toluene (), also known as toluol (), is a substituted aromatic hydrocarbon. It is a colorless, water-insoluble liquid with the smell associated with paint thinners. It is a mono-substituted benzene derivative, consisting of a methyl group (CH3) at ...

or as methylated derivatives of

nitrobenzene Nitrobenzene is an organic compound with the chemical formula C6H5 NO2. It is a water-insoluble pale yellow oil with an almond-like odor. It freezes to give greenish-yellow crystals. It is produced on a large scale from benzene as a precursor t ...

. Mononitrotoluene comes in three

isomer In chemistry, isomers are molecules or polyatomic ions with identical molecular formulae – that is, same number of atoms of each element – but distinct arrangements of atoms in space. Isomerism is existence or possibility of isomers. Iso ...

s, differing by the relative position of the

methyl In organic chemistry, a methyl group is an alkyl derived from methane, containing one carbon atom bonded to three hydrogen atoms, having chemical formula . In formulas, the group is often abbreviated as Me. This hydrocarbon group occurs in many ...

and

groups. All are pale yellow with faint fragrances: * ''ortho''-nitrotoluene (ONT), ''o''-nitrotoluene, or 2-nitrotoluene. m.p. = -10.4 °C * ''meta''-nitrotoluene (MNT), ''m''-nitrotoluene, or 3-nitrotoluene. m.p. = 16 °C * ''para''-nitrotoluene (PNT), ''p''-nitrotoluene, or

4-nitrotoluene 4-Nitrotoluene or ''para''-nitrotoluene is an organic compound with the formula CH3C6H4NO2. It is a pale yellow solid. It is one of three isomers of nitrotoluene. Synthesis and reactions Together with other isomers, 4-nitrotoluene is prepared by ...

. m.p. = 44.5 °C Typical use of nitrotoluene is in production of

pigment A pigment is a colored material that is completely or nearly insoluble in water. In contrast, dyes are typically soluble, at least at some stage in their use. Generally dyes are often organic compounds whereas pigments are often inorganic compo ...

antioxidant Antioxidants are compounds that inhibit oxidation, a chemical reaction that can produce free radicals. This can lead to polymerization and other chain reactions. They are frequently added to industrial products, such as fuels and lubricant ...

s, agricultural chemicals, and photographic chemicals. ''Ortho''-mononitrotoluene and ''para''-mononitrotoluene can be also used as

detection taggant A taggant is any chemical or physical marker added to materials to allow various forms of testing. Physical taggants can take many different forms but are typically microscopic in size, included at low levels, and simple to detect. They can be u ...

s for

explosive detection Explosive detection is a non-destructive inspection process to determine whether a container contains explosive material. Explosive detection is commonly used at airports, ports and for border control. Detection tools Colorimetrics & automate ...

References

External links

CDC - NIOSH Pocket Guide to Chemical Hazards - m-Nitrotoluene

* ttps://www.cdc.gov/niosh/npg/npgd0464.html CDC - NIOSH Pocket Guide to Chemical Hazards - p-Nitrotoluene {{chemistry index Explosive chemicals Explosive detection Nitrotoluenes

See also

References

External links