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CAS號:109-87-5
英文名稱:Dimethoxymethane
英文同義詞:FORMAL;Metylal;METHYLAL;Anesthenyl;(CH3O)2CH2;dioxapentane;Methyl formal;DIMETHYLFORMAL;metylal(polish);2,4-Dioxapentane
中文名稱:二甲醇縮甲醛
中文同義詞:甲縮醛;二甲醇縮甲;甲醛縮二醇;二甲氧甲烷;甲撐二甲醚;二甲醇縮甲醛;二甲氧基甲烷;二甲醇縮甲醛;甲醛縮二甲醇;亞甲基二甲基二醚
分子式:C3H8O2
分子量:76.09
熔點(diǎn):-105 °C
沸點(diǎn):41-43 °C
密度:0.860 g/mL at 20 °C(lit.)
蒸氣密度:2.6 (vs air)
蒸氣壓:6.38 psi ( 20 °C)
折射率:n
閃點(diǎn):-18 °C
儲存條件:Store at <= 20°C.
溶解度:32.3 g/100 mL (16°C)
形態(tài):Liquid
顏色:Clear colorless
氣味 (Odor):Mild, ethereal; chloroform-like.
PH值:pH (12.5vol % , 25℃) : 4.5~6.6
爆炸極限值(explosive limit):1.6-17.6%(V)
水溶解性:32.3 g/100 mL (16 ºC)
敏感性:Moisture Sensitive
Merck:14,6012
BRN:1697025
Henry's Law Constant:(x 10-4 atm?m3/mol): 1.73 at 25 °C (Hine and Mookerjee, 1975)
暴露限值:NIOSH REL: TWA 1,000 ppm (3,100 mg/m3), IDLH 2,200 ppm; OSHA PEL: TWA 1,000 ppm; ACGIH TLV: TWA 1,000 ppm (adopted).
穩(wěn)定性:Stable. Extremely flammable. Readily forms explosive mixtures with air. Note low flash point and wide explosive limits. Incompatible with strong oxidizing agents, strong acids. May form explosive peroxides upon exposure to air.
CAS 數(shù)據(jù)庫:109-87-5(CAS DataBase Reference)
NIST化學(xué)物質(zhì)信息:Methane, dimethoxy-(109-87-5)
EPA化學(xué)物質(zhì)信息:Dimethoxymethane (109-87-5)