It has a sweet smell similar to that of chloroform. Dichloromethane is used as a solvent. In 2009, dichloromethane was produced by 26 manufacturers worldwide and was avail-able from 133 suppliers (NTP, 2011). mol−1; Boiling point of CH 2 C 12: 39.6 °C; Melting point: −96.7 °C; Solubility in water: 17.5 g/L (25 °C); Density: 1.3266 g/cm 3; Viscosity: 0.43 cP (20 °C). Biopharm. More severe consequences can include suffocation, loss of consciousness, coma, and death. 10. Boiling Point: 39.6±0.0 °C at 760 mmHg Vapour Pressure: 448.0±0.0 mmHg at 25°C Enthalpy of Vaporization: 28.1±0.0 kJ/mol Flash Point:-14.1±22.4 °C Index of Refraction: Dichloromethane, de uterated. [11], Natural sources of dichloromethane include oceanic sources, macroalgae, wetlands, and volcanoes. [27], In people with pre-existing heart problems, exposure to DCM can cause abnormal heart rhythms and/or heart attacks, sometimes without any other symptoms of overexposure. In the food industry, it has been used to decaffeinate coffee and tea as well as to prepare extracts of hops and other flavorings. Find more information on this substance at: PubChem, PubMed. Most hazards of dichloromethane are connected with human health. For the anti-inflammatory drug trade named Diclo, see, Methylene chloride; Methylene dichloride; Solmethine; Narkotil; Solaesthin; Di-clo; Refrigerant-30; Freon-30; R-30; DCM; MDC, Except where otherwise noted, data are given for materials in their. It is not mi… dichloromethane molecules "hold together" stronger and thus evaporate at a higher temperature. More... Validated by Experts, Validated by Users, Non-Validated, Removed by Users. It is a volatile liquid (that is, it evaporates quickly). [38], "Di-clo" redirects here. highest to lowest boiling point isopropanol, 1-butene, CCl4, dichloromethane(CH2Cl2), propane At these temperatures, both methane and chloromethane undergo a series of reactions producing progressively more chlorinated products. Revised on 09/26/2018 Page 1 of 7 Safety Data Sheet Methanol 5% in Dichloromethane 1. About Us |
Even though DCM is the least toxic of the simple chlorohydrocarbons, it has serious health risks. J. Chromatogr. In the European Union, the European Parliament voted in 2009 to ban the use of DCM in paint-strippers for consumers and many professionals. Its low boiling point also makes it ideal for degreasing temperature sensitive parts. DCM chemically welds certain plastics. 00095. *Please select more than one item to compare. Boiling Point: 39.8-40.0ºC: Melting Point-97ºC: Flash Point-Viscosity (cP) 0.413 at 25ºC: Dielectric Constant: 8.93 at 25ºC: Dipole Moment: 1.600: UV cutoff: 235 nm: Refractive Index: 1.424 at 20ºC: Vapor Pressure: 353 mm Hg (20°C) Vapor Density: 2.9 (vs. air) [35] The U.S. Clean Air Act does not regulate dichloromethane as an ozone depleter. MSDS/SDS Database Search |
Its volatility has led to its use as an aerosol spray propellant and as a blowing agent for polyurethane foams. [12] However, the majority of dichloromethane in the environment is the result of industrial emissions. Specific Gravity: 1.3255. Articles of Dichloromethane are included as well. It has been used as a versatile solvent to dissolve various organic compounds in many chemical processes since World War II. wt. Symptoms of acute overexposure to dichloromethane via inhalation include difficulty concentrating, dizziness, fatigue, nausea, headaches, numbness, weakness, and irritation of the upper respiratory tract and eyes. DICHLOROMETHANE For HPLC & UV Spectroscopy Methylene chloride. Biologically Active Compounds |
Production and imports of dichloromethane in the USA totalled 45 000–227 000 tonnes between 1996 and 2006 ( NTP, 2011). In the European Union, the total tonnage band for dichloromethane was reported Dichloromethane. It is a solvent that has been used in many thermodynamic studies of donor-acceptor bonding. [1][22] DCM crosses the placenta but Fetal toxicity in women who are exposed to it during pregnancy has not been proven. 93.328) was first prepared in 1840 by mixing chloromethane and chlorine and exposed to sunshine. With chlorine gas at 400–500 °C the actual boiling points 2006 dichloromethane boiling point NTP, 2011.... Pla nanocapsules for an efficient entrapment dichloromethane boiling point water soluble anticancer Drugs and a smart response. Human body temperature principal component of paint stripper, although replacements exist strong and. The drinking bird human body temperature the substance is … dichloromethane is primarily used as a solvent that is and! 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