Chloromethyl methyl ether

Synonym: MOM chloride, Methoxymethyl chloride, Methyl chloromethyl ether, Chlorodimethyl ether

CAS Number 107-30-2 | MDL Number MFCD00000885 | EC Number 203-480-1

MOM chloride-Chemical-Structure

Product codeC7302
CAS number107-30-2
Assay (purity)92.5%+
Molecular weight80.51 g/mol
Appearancecolorless liquid
Boiling point55 – 57 °C (131 – 135 °F)
Melting point−103.5 °C (−154.3 °F)
Flash point16 °C (60.8 °F)
Storage temperature2-8°C
Molecular formulaC2H5ClO
Linear formulaClCH2OCH3
Packagingglassware/metal containers/bubblers

Chloromethyl methyl ether is used in organic synthesis for the introduction of the methoxymethyl(MOM) protecting group and as a chloromethylating agent. It also finds application as an alkylating agent and industrial solvent to manufacture the industrial polymers, water repellents, and ion-exchange resins.

Ereztech manufactures and sells this product in small and bulk volumes. Glass ampules, bottles or metal ampules or bubblers are available for packaging. For additional analytical information or details about purchasing Chloromethyl methyl ether contact us at

Safety information

Hazardous class6.1
Packing groupII
PictogramsGHS02 GHS07 GHS08
Signal wordDANGER
Hazard statements
H225-H302 + H312 + H332-H350
Precautionary statementsP201-P210-P233-P280-P308 + P313-P370 + P378
Transport descriptionMethyl chloromethyl ether
In TSCA registryYes

First Aid Measures

General adviceConsult a physician. Show this safety data sheet to the doctor in attendance. Move out of the dangerous area.
Eye contactRinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
Skin contactWash off with soap and plenty of water. Consult a physician.
InhalationIf breathed in, move person into the fresh air. If not breathing, give artificial respiration. Consult a physician.
If swallowedDo NOT induce vomiting. Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.

Certificates of Analysis (CoA)

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External identifiers for MOM chloride

Pubchem CID7864
IUPAC NameChloro(methoxy)methane
InchI IdentifierInChI=1S/C2H5ClO/c1-4-2-3/h2H2,1H3

Known applications and external links

With Chloromethyl methyl ether other customers often ask:

Ereztech synthesizes and sells additional C-compounds.

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