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, it is a colorless, sweet-smelling, flammable gas.

三氯甲烷（Trichloromethane），化学式为CHCl₃，是一种有机化合物，也被称为 氯仿，为无色透明液体，有特殊气味，味甜，折射率高，不可燃烧，密度大于水，易挥发。 它是甲烷分子中的三个氢原子被氯原子取代的产物。 对光敏感，遇光照会与空气中的氧作用，逐渐分解而生成剧毒的光气（碳酰氯）和氯化氢。 储存时可加入1%～2%的乙醇作稳定剂 [1]。 能与乙醇、苯、乙醚、石油醚、四氯化碳、二硫化碳和油类等混溶。 该化合物因为具有独特的物理化学性质，广泛应用于 …

Chloromethane is also known as methyl chloride. It is a clear, colorless gas. It has a faint, sweet odor that is noticeable only at levels that may be toxic. It is heavier than air, and it is extremely flammable. Methyl Chloride can cause developmental toxicity according to The National Institute for Occupational Safety and Health (NIOSH).

Quantity Value Units Method Reference Comment; Δ f H° liquid-102.4 ± 1.5: kJ/mol: Review: Manion, 2002: derived from recommended Δ f H gas ° and Δ vap H°; DRB: Quantity Value Units Method Reference Comment

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Chloromethane 1M, in tert-butyl methyl ether, anhydrous. Methyl chloride (ca. 5.7% in Tetrahydrofuran, ca. 1mol/L)

Quantity Value Units Method Reference Comment; IE (evaluated) 11.26 ± 0.03: eV: N/A: N/A: L: Quantity Value Units Method Reference Comment; Proton affinity (review) 647.3

Chloromethane is a gaseous natural product implicated in methylation processes in PheUinus pomaceus [3]. Chloromethane acts as methyl donor in veratryl alcohol biosynthesis in the lignin-degrading fungi [3]. Supplied in a Sure/Pac ™ cylinder and has a brass needle valve with a male 1/4" NPTF outlet thread installed.

1994年2月1日 · Spectator modes in reaction dynamics revisited: Reaction cross sections and rate constant for Cl−+ CH3Br → ClCH3+ Br− from quantum scattering. Chemical Physics Letters 2007, 446 (4-6) , 250-255. https://doi.org/10.1016/j.cplett.2007.08.029; J. Troe.

2023年10月11日 · CH 3 Cl is the chemical formula for chloromethane, also known as methyl chloride. It is an odorless, colorless, flammable chemical compound that exists as a gas at room temperature and pressure. CH 3 Cl belongs to the haloalkane family.