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Chemical compound formerly used as a refrigerant
Chloromethane, also called methyl chloride, Refrigerant-40, R-40 or HCC 40, is an organic compound with the chemical formula CH3Cl. One of the haloalkanes
Chloromethane
Chemical data page
This page provides supplementary chemical data on chloromethane. The handling of this chemical may incur notable safety precautions. It is highly recommended
Chloromethane_(data_page)
Chemical compound
by treating either chloromethane or methane with chlorine gas at 400–500 °C. At these temperatures, both methane and chloromethane undergo a series of
Dichloromethane
Organic compound containing at least one covalent carbon-chlorine bond
tetrachloride have been isolated from macroalgae. A majority of the chloromethane in the environment is produced naturally by microbial communities, forest
Organochlorine_chemistry
Chemical compound
Chloro(chloromethoxy)methane Other names Bis(chloromethyl) ether Bis-CME Oxybis(chloromethane) Bis-Chloromethyl ether Chloromethyl ether Dichlorodimethyl ether Dichloromethyl
Bis(chloromethyl)_ether
Hydrocarbon compound (CH4) in natural gas
commonly used with chlorine to produce dichloromethane and chloroform via chloromethane. Carbon tetrachloride can be made with excess chlorine. Methane may
Methane
halide, the best results in terms of selectivity and yield occur with chloromethane (CH3Cl). Typical conditions are 300 °C and 2–5 bar. These conditions
Direct_process
Industrial refrigerant manufacturer in India
INOXGFL Group in India. It is one of the largest producers (by volume) of chloromethane, refrigerants and polytetrafluoroethylene (PTFE). The company was incorporated
Gujarat_Fluorochemicals
Electric charge which is not an integer multiple of elementary charge
Polarity of chloromethane (left) and of the related Grignard compound with indication of the partial charge.
Partial_charge
Chemical element with atomic number 17 (Cl)
tetrachloride have been isolated from marine algae. A majority of the chloromethane in the environment is produced naturally by biological decomposition
Chlorine
CHCl3, historical anaesthetic and common solvent
CCl4 + HCl The output of this process is a mixture of the four chloromethanes: chloromethane, methylene chloride (dichloromethane), trichloromethane (chloroform)
Chloroform
Polymer of glucose and structural component of cell wall of plants and green algae
solubility Application E number Alkyl Halogenoalkanes Methylcellulose Chloromethane −CH3 Cold/Hot water-soluble E461 Ethylcellulose (EC) Chloroethane −CH2CH3
Cellulose
Photochemical reaction
under ambient pressure is the chlorination of chloromethane to dichloromethane. The liquefied chloromethane (boiling point -24 °C) is mixed with chlorine
Photochlorination
Chemical compound
as much as one mole of chloromethane and nearly 1.5 times as much as one mole of bromomethane. On the other hand, chloromethane and bromomethane are gaseous
Iodomethane
Group of chemical compounds derived from alkanes containing one or more halogens
of the C–Cl bond.[citation needed] An estimated 4,100,000,000 kg of chloromethane are produced annually by natural sources. The oceans are estimated to
Haloalkane
Carbon compound
catalyst can reduce carbon tetrachloride to chloroform, dichloromethane, chloromethane and even methane. When its vapours are passed through a red-hot tube
Carbon_tetrachloride
subgroup of halomethanes. The four common members are fluoromethane, chloromethane, bromomethane and iodomethane. Historical name for this group is methyl
Monohalomethane
Group of atoms giving a molecule characteristic properties
chloro RCl R − Cl {\displaystyle {\ce {R-Cl}}} chloro- alkyl chloride Chloromethane (Methyl chloride) bromoalkane bromo RBr R − Br {\displaystyle {\ce {R-Br}}}
Functional_group
American chemist and engineer (1889–1944)
and refrigeration systems employed compounds such as ammonia (NH3), chloromethane (CH3Cl), propane, methyl formate (HCO2CH3), and sulfur dioxide (SO2)
Thomas_Midgley_Jr.
Star in the constellation Ophiuchus
star. Chloromethane, also known as methyl chloride, was detected for the first time in the interstellar medium in IRAS 16293–2422. Chloromethane is an
IRAS_16293−2422
caesium acetate 3396–11–0 (CH3CO)2O acetic anhydride 108–24–7 CH3Cl chloromethane methyl chloride 74–87–3 CH3HgCH3 dimethylmercury 593–74–8 CH3I iodomethane
Glossary_of_chemical_formulae
CH2F2 75-10-5 4.9 0 677 1,000 A2L 36,000 77 52 −52 78.11 5,782 HCC R-40 chloromethane CH3Cl 74-87-3 1.0 0.02 13 100? B2 50.5 −24.2 143.05 6,660 HFC R-41 fluoromethane
List_of_refrigerants
Indian manufacturing company
2021. "Chemicals firm SRF board approves setting up of Rs 315 crore chloromethane plant". The Economic Times. Retrieved 11 May 2021. "SRF Q1: Growth Engine
SRF_Limited
Atom, molecule, or ion that has an unpaired valence electron; typically highly reactive
Thus, chlorine and methane react in the presence of light to give chloromethanes. Free radical chlorination is used for the industrial production of
Radical_(chemistry)
Chemical compound used as an herbicide
oxidation to give 4,4′-bipyridine. This chemical is then dimethylated with chloromethane to give the final product as the dichloride salt. Use of other methylating
Paraquat
Class of organic compounds
sulphur dioxide, and chloromethane. Later in the 1920s after a series of fatal accidents involving the leaking of chloromethane from refrigerators, a
Chlorofluorocarbon
Manufacturer of chemical substance
company manufactures chemicals such as caustic soda, sodium cyanide, chloromethanes, sodium ferrocyanide, caustic potash, potassium carbonate, hydrochloric
Gujarat Alkalies and Chemicals Limited
Gujarat_Alkalies_and_Chemicals_Limited
Military unit
destroyer Pantera, laid two barrages with 110 mines off Assab. Leakage of chloromethane refrigerants into the Italian submarines while submerged caused central
Red_Sea_Flotilla
German chemist (1903–1999)
known as the Müller-Rochow process, is the copper-catalysed reaction of chloromethane with silicon. Müller was awarded the National Prize of East Germany
Richard_Müller_(chemist)
Assessments of possible life on Mars
Phoenix lander—can destroy organic compounds when heated, and produce chloromethane and dichloromethane as a byproduct, the identical chlorine compounds
Life_on_Mars
Chemical reaction
unconverted ethene 0.8 parts carbon dioxide 0.7 parts acetic acid 0.1 parts chloromethane 0.1 parts ethyl chloride 0.3 parts ethane, methane, crotonaldehyde and
Wacker_process
Branch of atmospheric science in which the chemistry of the atmosphere is studied
Dichlorodifluoromethane, CCl2F2 530 p41 Carbonyl sulfide, OCS 510 p26 Chloromethane, CH3Cl 503 Isoprene, C5H8 311 Trichlorofluoromethane, CCl3F 237 p41
Atmospheric_chemistry
Chemical compound commonly known as ethyl chloride
2-dichloroethane 1,1,1-trichloroethane 1,1,2-trichloroethane bromoethane chloromethane Except where otherwise noted, data are given for materials in their
Chloroethane
Table of constants for a list of gases and volatile liquids
6.579 0.05622 Chlorobenzene 25.77 0.1453 Chloroethane 11.05 0.08651 Chloromethane 7.570 0.06483 Cyanogen 7.769 0.06901 Cyclohexane 23.11 0.1424 Cyclopropane
Van der Waals constants (data page)
Van_der_Waals_constants_(data_page)
Mars life detection experiments
identified when the Viking landers heated samples of Martian soil were chloromethane and dichloromethane—chlorine compounds interpreted at the time as likely
Viking lander biological experiments
Viking_lander_biological_experiments
Halogen compounds derived from methane
halomethanes, especially bromine-containing compounds. Small amounts of chloromethanes arise from the interaction of chlorine sources with various carbon compounds
Halomethane
Type of saturated hydrocarbon compound
which is a significant tire component. Chlorination of methane gives chloromethanes, which are used as solvents and building blocks for complex compounds
Alkane
Indian chemical company
Industrial Corporation (MCIC) Ltd makes caustic soda 48000 TPA and chloromethane 11000 TPA. Chemplast Sanmar implemented zero liquid discharge in all
Chemplast_Sanmar
carbon disulfide, thioformaldehyde, possibly with sulfur dioxide and chloromethane or fluoromethane Very high 11.38 73.3 L 168-9 b (Qingluan) L 168-9 (Danfeng)
List of terrestrial exoplanet candidates for atmosphere detection
List_of_terrestrial_exoplanet_candidates_for_atmosphere_detection
Italian submarine
also reports of malfunctioning air conditioning system, and leaks of chloromethane were reported. In 1939 she temporarily returned to Italy for repairs
Italian_submarine_Perla
Rule in geometry of individual molecules
Molecule Average carbon–chlorine bond length Chloromethane 1.783 Å Dichloromethane 1.772 Å Trichloromethane 1.767 Å Tetrachloromethane 1.766 Å
Bent's_rule
Topics referred to by the same term
(missile), a Soviet air-to-air missile R40 (New York City Subway car) Chloromethane, a refrigerant R40: Limited evidence of a carcinogenic effect, a risk
R40
World War II campaign against Italy from 1940 to 1941
sea to relieve Galileo Ferraris whose crew had been incapacitated by chloromethane poisoning from the refrigeration system. The crew of Macallé was also
East African campaign (World War II)
East_African_campaign_(World_War_II)
Chemical compound
dichloromethane is avoided since it can generate highly explosive azido-chloromethane and diazidomethane. The reaction may also instead be conducted in toluene
Trifluoromethanesulfonyl azide
Trifluoromethanesulfonyl_azide
Organobromine pesticide
Bromobutane Bromopentane – Group of chemical compounds Bromohexane Chloromethane Dibromomethane Bromoform Carbon tetrabromide "methyl bromide - Compound
Bromomethane
Group of methylating enzymes
and trimethylamine, methanethiol, methyltetrahydromethanopterin, and chloromethane are all methyl donors found in biology as methyl group donors, typically
Methyltransferase
Chemical compound
polymers. Methyltrichlorosilane results from the direct process of chloromethane with elemental silicon in the presence of a copper catalyst, usually
Methyltrichlorosilane
Pair of NASA landers and orbiters sent to Mars in 1976
that perchlorate will destroy organics when heated and will produce chloromethane and dichloromethane, the identical chlorine compounds discovered by
Viking_program
2-Fluoropropene CH3CF=CH2 −24 60 1184-60-7 Borirane C2H4BH −24 −129 40 39517-80-1 Chloromethane CH3Cl −23.8 −97.4 50.5 74-87-3 Trifluoronitrosoethylene CF2=CFNO −23
List_of_gases
Chemical reaction
reaction conditions, methane chlorination yields varying proportions of chloromethane, dichloromethane, chloroform and carbon tetrachloride. For asymmetric
Free-radical_halogenation
Former British chemicals, paints and pharmaceuticals company
of chemicals based on chlorine products were manufactured, including Chloromethanes, Arklone dry-cleaning fluid (Trichlorotrifluoroethane), Trichloroethylene
Imperial_Chemical_Industries
Process used to treat contaminated media such as water and soil
contaminants including PCE, TCE, DCE, VC), chlorinated ethanes (TCA, DCA), chloromethanes (CT, CF), chlorinated cyclic hydrocarbons, various energetics (e.g.
Bioremediation
Device that condenses specific vapors and gases
oxygen, many hazardous gases emitted in reactions, e.g. sulfur dioxide, chloromethane, condense into cold traps. Cold traps (C in the figure) usually consist
Cold_trap
Chemical compound
catalyst for the high pressure oxidative chlorination of methane to chloromethane with hydrochloric acid and oxygen. In Fluid Catalytic Cracking (FCC)
Lanthanum(III)_chloride
Naval theatre of operations
from Massawa. Some of these submarines were lost because leakage of chloromethane air conditioning refrigerants caused central nervous system poisoning
Indian_Ocean_in_World_War_II
Chemical compound
(median dose) 370 mg kg−1 (oral, rat) Related compounds Related alkanes Chloromethane Chloroiodomethane Bromochloromethane Related compounds 2-Chloroethanol
Dibromochloromethane
Event timeline of the NASA Mars Science Laboratory mission
sulfur dioxide and hydrogen sulfide were detected. Small amounts of chloromethane, dichloromethane and trichloromethane were detected. The source of the
Timeline of Mars Science Laboratory
Timeline_of_Mars_Science_Laboratory
Anion with the chemical formula PF6–
to N-methylimidazole and 1-chlorobutane or to N-butylimidazole and chloromethane. Such decompositions are not possible for bmimPF6. However, thermal
Hexafluorophosphate
Scottish mycologist
broader global impacts outside of the fungi kingdom. His work focusing on chloromethane production provides evidence of the role of white-rot fungi in the tropical
Roy_Watling
Submarine class
was temporarily disabled by air conditioning system leaks. Leakage of chloromethane refrigerants during submerged operations had caused central nervous
Marcello-class_submarine
Genus of bacteria
; Medigue, C.; Bringel, F. (2011). "Complete Genome Sequence of the Chloromethane-Degrading Hyphomicrobium sp. Strain MC1". Journal of Bacteriology. 193
Hyphomicrobium
Product used to mask odors
acetone, the active ingredient in paint thinner and nail-polish remover; chloromethane, a neurotoxicant and respiratory toxicant; and acetaldehyde and 1,4-dioxane
Air_freshener
Branch of the geology of Mars
water, carbon dioxide, oxygen, sulfur dioxide and hydrogen sulfide. Chloromethane and dichloromethane were also detected. Related tests found results
Composition_of_Mars
Chemical reaction which adds one or more halogen elements to a compound
Gerhard; Tögel, Adolf; Torkelson, Theodore R.; Beutel, Klaus K. (2019). "Chloromethanes". Ullmann's Encyclopedia of Industrial Chemistry. pp. 1–31. doi:10.1002/14356007
Halogenation
Species of bacterium
the United States. Aminobacter anthyllidis has the ability to degrade Chloromethane and Bromomethane. LPSN lpsn.dsmz.de "Straininfo of Aminobacter ciceronei"
Aminobacter_ciceronei
Italian submarine
outcrops. Also, on June 12 the air conditioning system developed a leak of chloromethane, but the problem was not immediately recognized. After checking the
Italian_submarine_Macallé
Spectroscopy of quantized rotational states of gases
Benzene, C 6H 6; ammonia, NH 3; xenon tetrafluoride, XeF 4 Prolate Chloromethane, CH 3Cl, propyne, CH 3C≡CH As a detailed example, ammonia has a moment
Rotational_spectroscopy
Chemical compound
[skin] IDLH (Immediate danger) 7 ppm Related compounds Related compounds Chloromethane Chloroiodomethane Bromochloromethane Dibromochloromethane Isobutyl chloride
2-Chloroethanol
Chemical compound
and, if treated similarly with hydrochloric acid at 260 °C creates chloromethane and nicotinic acid (a form of vitamin B3). Trigonelline is a methyl
Trigonelline
Chemical compound
with electrophiles to form a corannulene carbocation. Reaction with chloromethane and aluminium chloride results in the formation of an AlCl4− salt with
Corannulene
Chemical compound
P305+P351+P338 NFPA 704 (fire diamond) 1 1 0 Related compounds Related alkanes Chloromethane Bromochloromethane Dibromochloromethane Related compounds 2-Chloroethanol
Chloroiodomethane
Substance providing scientific evidence of past or present life
14,000 proposed atmospheric biosignatures are dimethyl sulfide and chloromethane (CH 3Cl). An alternative biosignature is the combination of methane
Biosignature
Mass of airborne particulates and gases
lead to the production of hydrogen chloride, phosgene, dioxin, and chloromethane, bromomethane and other halocarbons. Hydrogen fluoride can be formed
Smoke
Chemical compound
IDLH (Immediate danger) 2000 ppm Related compounds Related alkanes Chloromethane Chloroiodomethane Dibromochloromethane Related compounds 2-Chloroethanol
Bromochloromethane
Species of bacterium
methylotrophic bacteria from the genus of Hyphomicrobium which can utilize chloromethane as the only source of carbon. LPSN lpsn.dsmz.de "Straininfo of Hyphomicrobium
Hyphomicrobium chloromethanicum
Hyphomicrobium_chloromethanicum
enzyme methyl chloride transferase that catalyzes the synthesis of chloromethane (CH3Cl) from S-adenosine-L-methionine and chloride. This protein has
Methyl_halide_transferase
Chemical reaction
not react further; and methyldiazonium chloride, which decomposes to chloromethane. The unreactive diazoketone can, however, be re-activated with hydrogen
Nierenstein_reaction
Quadrangle map of Mars
that perchlorate will destroy organics when heated and will produce chloromethane and dichloromethane, the identical chlorine compounds discovered by
Lunae_Palus_quadrangle
One of a series of 30 quadrangle maps of Mars
sulfur dioxide and hydrogen sulfide were detected. Small amounts of chloromethane, dichloromethane and trichloromethane were detected. The source of the
Aeolis_quadrangle
Royal Italian Navy class of coastal submarines
when the crew was disabled by central nervous system poisoning from a chloromethane leak in the ship's air conditioning system. Neghelli OTO 7 November
Adua-class_submarine
Italian submarine
Signorini. On 20 June some members of the crew fell sick due to leaking chloromethane from the air conditioning system, however no one paid attention to that
Italian submarine Archimede (1939)
Italian_submarine_Archimede_(1939)
Chemical compound
complete Friedel–Crafts methylation of the resulting benzene ring with chloromethane generated in situ. The major products were a mixture of saturated hydrocarbons
Hexamethylbenzene
catalysts and especially showed the ways of obtaining carbon tetrachloride, chloromethane, dichloromethane and other valuable products by means of chlorination
Yusif_Mammadaliyev
Chemical compound
for DMAEA is the quaternization with alkylating agents (for example chloromethane, dimethyl sulfate or benzyl chloride) to the quaternary ammonium salt
Dimethylaminoethyl_acrylate
Indian-American chemical engineer, author and academic (1927–2012)
He launched radical changes in the processing of dimethylaniline, chloromethanes, methylchlorosilanes, ethylenediamine and vitamin B6. He introduced
L._K._Doraiswamy
US EPA air pollutant emission standards
Methoxychlor 74-83-9 Methyl bromide (Bromomethane) 74-87-3 Methyl chloride (Chloromethane) 71-55-6 Methyl chloroform (1,1,1-Trichloroethane) 78-93-3 Methyl ethyl
National Emissions Standards for Hazardous Air Pollutants
National_Emissions_Standards_for_Hazardous_Air_Pollutants
Chemical compound
Thiazinamium chloride synthesis from promethazine and chloromethane.
Thiazinamium_metilsulfate
detected water, carbon dioxide, oxygen, sulfur dioxide, hydrogen sulfide, chloromethane and dichloromethane. Related tests found results consistent with the
2013_in_science
Italian submarine
also reports of malfunctioning air conditioning system, and leaks of chloromethane were reported. In the fall of 1939 she came back to the Mediterranean
Italian_submarine_Gemma
Sub-discipline of chemistry
possible explanation. It was then observed that light would decompose chloromethanes when they were absorbed on silica sand, and this occurred at wavelengths
Photogeochemistry
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