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Bromomethane

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Identification
Molecular formula
CH3Br
CAS number
74-83-9
IUPAC name
bromomethane
State
State
Bromomethane is a colorless gas at room temperature. Because it is gaseous, it spreads readily in the atmosphere if released.
Melting point (Celsius)
-93.70
Melting point (Kelvin)
179.50
Boiling point (Celsius)
3.56
Boiling point (Kelvin)
276.71
General information
Molecular weight
94.94g/mol
Molar mass
94.9390g/mol
Density
1.7300g/cm3
Appearence

Bromomethane is a colorless gas under standard conditions. It is well-known for its sweet odor and high volatility, which allows it to exist as a gas at room temperature. Due to these properties, it is often handled and stored as a liquefied compressed gas. Special handling and storage procedures are critical because of its gaseous state and potential health effects.

Comment on solubility

Solubility of Bromomethane (CH3Br)

Bromomethane, also known as methyl bromide, displays unique solubility characteristics that are worth exploring. In its pure form, this compound is primarily soluble in organic solvents such as alcohols and ethers. However, its solubility profile in water is quite limited.

Key Points on Solubility:

  • Bromomethane has a low water solubility, estimated at around 0.35 g/100 mL at 20 °C.
  • It exhibits significant solubility in non-polar and slightly polar solvents, facilitating its use in various chemical applications.
  • The compound's tendency to dissolve in organic liquids makes it an effective intermediate in synthetic chemistry.

As it relates to environmental and safety considerations, it is important to highlight that the volatility of bromomethane plays a crucial role in its behavior in aquatic systems and potential dispersion in the atmosphere. A sound understanding of its solubility can aid in the development of effective handling and mitigation strategies.

Interesting facts

Interesting Facts About Bromomethane

Bromomethane, also known as methyl bromide, is a fascinating compound with several noteworthy characteristics:

  • Industrial Uses: Bromomethane is primarily used as a fumigant for soil and commodities. It is effective in controlling pests, weeds, and soil pathogens, making it valuable in agricultural practices.
  • Environmental Impact: This compound has been scrutinized due to its role in ozone depletion. It is considered a volatile organic compound (VOC) and contributes to the destruction of the ozone layer when released into the atmosphere.
  • Halogenated Hydrocarbon: As a halogenated hydrocarbon, bromomethane features a carbon atom bonded to a bromine atom. This configuration gives it unique chemical properties, such as reactivity with nucleophiles.
  • Health Hazards: Exposure to bromomethane can pose serious health risks, including neurotoxic effects. Prolonged inhalation or skin contact can lead to significant health issues, which is why strict safety measures are employed when handling it.
  • Derived from Natural Sources: Interestingly, bromomethane can also be produced naturally by marine organisms, particularly certain types of algae. This highlights a connection between synthetic chemistry and natural processes.

In summary, bromomethane is a compound that embodies the duality of utility and risk in chemistry. As scientists and students, understanding both its applications and its potential dangers is crucial for responsible use.

Synonyms
Bromomethane
METHYL BROMIDE
74-83-9
Terabol
Monobromomethane
Methane, bromo-
methylbromide
Curafume
Embafume
Iscobrome
Kayafume
Metafume
Methogas
Methylbromid
Pestmaster
Celfume
CH3Br
Haltox
Zytox
Bromometano
Broommethaan
Bercema
Brom-O-Gas
Brom-O-Sol
Detia gas EX-M
Meth-O-Gas
Dowfume MC-2
Edco
Mebr
Metylu bromek
Brom-methan
Methyl fume
Halon 1001
Dowfume MC-33
Dawson 100
Tri-Brom
Terr-O-gas 67
Bromuro di metile
Bromure de methyle
Terr-O-gas 100
Terr-O-Gas
M-B-C Fumigant
MBC Soil Fumigant
Profume (Obs.)
Dowfume MC-2R
Terr-O-Cide II
Pestmaster (Obs.)
Bromur di metile
Drexel Plant Bed Gas
Fumigant-1 (Obs.)
Dowfume MC-2 soil fumigant
Brom-O-gaz
Dowfume MC-2 Fumigant
Mbc-33 Soil Fumigant
Rcra waste number U029
Monobrommethan
Superior Methyl Bromide-2
Brommethan
bromo-methane
Broommethaan [Dutch]
Pestmaster Soil Fumigant-1
Methyl bromide [BSI:ISO]
Bromometano [Italian]
Caswell No. 555
Methylbromid [German]
Brom-methan [German]
Metylu bromek [Polish]
Fumigant-1
R 40B1
MeB r
Bromur di metile [Italian]
Bromure de methyle [French]
Bromuro di metile [Italian]
CCRIS 385
monobrommethane
RFDFIF@
HSDB 779
Methyl bromide as a structural fumigant
UN 1062
Brom-O-Gas Methyl Bromide Soil Fumigant
Bromure de methyle [ISO-French]
M-B-R 98
Merth-O-gas
EINECS 200-813-2
F 40B1
EPA Pesticide Chemical Code 053201
Dow Fume MC2
Methyl Bromide Rodent Fumigant (with chloropicrin)
CHEBI:39275
AI3-01916
9V42E1Z7B6
METHYL BROMIDE [MI]
METHYL BROMIDE [ISO]
METHYL BROMIDE [HSDB]
METHYL BROMIDE [IARC]
METHYLBROMIDE [WHO-DD]
MBX
DTXSID8020832
EC 200-813-2
Methyl bromide, BSI, ISO, JMAF
BROOMMETHAAN (DUTCH)
Bromuro di metile (Italian)
BROM-METHAN (GERMAN)
BROMOMETANO (ITALIAN)
METHYLBROMID (GERMAN)
BMM
METHYL BROMIDE (IARC)
METYLU BROMEK (POLISH)
Bromure de methyle (ISO-French)
Dowfume
BROMUR DI METILE (ITALIAN)
BROMURE DE METHYLE (FRENCH)
UN1062
RCRA waste no. U029
bromanylmethane
Methybrom
methyl bromide, 14C-labeled
carbon-bromine
UNII-9V42E1Z7B6
MFCD00000166
Caswell No 555
Methyl bromide [UN1062] [Poison gas]
Bromomethane, >=99%
CHEMBL48339
DTXCID00832
Methyl bromide (ACGIH:OSHA)
DTXSID50167859
STL282739
AKOS015915144
MSK26002-1000M
USEPA/OPP Pesticide Code: 053201
Methyl bromide [UN1062] [Poison gas]
B1618
B3121
B3122
NS00008924
NS00121812
Bromomethane, purum, ampule, >=99.5% (GC)
C18447
Methyl bromide Solution in Methanol, 1000ug/mL
A838236
Q421758
Bromomethane (Methyl bromide) 100 microg/mL in Methanol
200-813-2