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295507

Sigma-Aldrich

Chloromethane

≥99.5%

Sinónimos:

Methyl chloride

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About This Item

Fórmula empírica (notación de Hill):
CH3Cl
Número de CAS:
74-87-3
Peso molecular:
50.49
Beilstein/REAXYS Number:
1696839
EC Number:
200-817-4
MDL number:
MFCD00000872
UNSPSC Code:
12142100
PubChem Substance ID:
24857791
NACRES:
NA.22

vapor density

1.74 (vs air)

Quality Level

200

vapor pressure

3796 mmHg ( 20 °C)

assay

≥99.5%

autoignition temp.

1169 °F

expl. lim.

19 %

bp

−24.2 °C (lit.)

mp

−97 °C (lit.)

solubility

water: soluble 5.32 g/L at 25 °C

density

0.915 g/mL at 25 °C (lit.)

SMILES string

CCl

InChI

1S/CH3Cl/c1-2/h1H3

InChI key

NEHMKBQYUWJMIP-UHFFFAOYSA-N

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General description

Conversion of chloromethane over metal-exchanged zeolite ZSM-5 catalyst with alkaline earth metals and some transition metals has been studied. Chloromethane has been reported as chemical intermediate during the production of gasoline from methane. Catalytic conversion of chloromethane over HSAPO-34 to light olefins has been studied by in situ FTIR spectroscopy and catalytic testing. Chloromethane is a gaseous natural product implicated in methylation processes in PheUinus pomaceus. Chloromethane acts as methyl donor in veratryl alcohol biosynthesis in the lignin-degrading fungi.

Packaging

Supplied in a Sure/Pac™ cylinder and has a brass needle valve with a male 1/4" NPTF outlet thread installed. Before using the cylinder, ensure that the valve is closed, then remove the galvanized steel hex cap that seals the outlet valve.

Compatible with the following:

Legal Information

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC
Sure/Pac is a trademark of Sigma-Aldrich Co. LLC

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signalword

Danger

Hazard Classifications

Carc. 2 - Flam. Gas 1B - Ozone 1 - Press. Gas Liquefied gas - Repr. 2 - STOT RE 2 Inhalation

target_organs

Central nervous system,Liver,Urogenital tract

Storage Class

2A - Gases

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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D B Harper et al.
Applied and environmental microbiology, 56(11), 3450-3457 (1990-11-01)
Chloromethane, a gaseous natural product implicated in methylation processes in Phellinus pomaceus, has been shown to act as methyl donor in veratryl alcohol biosynthesis in the lignin-degrading fungi Phanerochaete chrysosporium, Phlebia radiata, and Coriolus versicolor, none of which released detectable
Conversion of chloromethane over metal-exchanged ZSM-5 to higher hydrocarbons.
Lersch P and Bandermann F.
Applied Catalysis, 75(1), 133-152 (1991)
Highly efficient catalytic conversion of chloromethane to light olefins over HSAPO-34 as studied by catalytic testing and in situ FTIR.
Wei Y, et al.
J. Catal., 238(1), 46-57 (2006)
Barbara Sherwood Lollar et al.
Environmental science & technology, 44(19), 7498-7503 (2010-09-14)
While compound specific isotope analysis (CSIA) has been used extensively to investigate remediation of chlorinated ethenes, to date considerably less information is available on its applicability to chlorinated ethanes. In this study, biodegradation of 1,1,1-trichloroethane (1,1,1-TCA) and 1,1-dichloroethane (1,1-DCA) was
Francesca Bleken et al.
The journal of physical chemistry. A, 114(27), 7391-7397 (2010-06-19)
The methylation of ethene by methyl chloride and methanol in the microporous materials SAPO-34 and SSZ-13 has been studied using different periodic atomistic modeling approaches based on density functional theory. The RPBE functional, which earlier has been used successfully in
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