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CAS号:75-09-2
英文名称:Dichloromethane
英文同义词:F30;r30;DCM;R 30;HCC30;DichL;CH2Cl2;Freon30;Nevolin;Freon 30
中文名称:二氯甲烷
中文同义词:甲撑氯;二氯化碳;二氯甲烷;二叉二氯;甲叉二氯;亚甲基氯;二氯亚甲基;氯化亚甲基;氯化次甲基;亚甲基二氯
分子式:CH2Cl2
分子量:84.93
熔点:-97 °C
沸点:39.8-40 °C mm Hg(lit.)
密度:1.325 g/mL at 25 °C(lit.)
蒸气密度:2.9 (vs air)
蒸气压:24.45 psi ( 55 °C)
折射率:n
闪点:39-40°C
储存条件:room temp
溶解度:Miscible in ethyl acetate, alcohol, hexanes, methanol, diethyl ether, n-octanol, acetone benzene, carbon tetrachloride, diethyl ether and chloroform.
形态:Liquid
颜色:APHA: ≤10
比重:1.329 (20/20℃)
气味 (Odor):Odor threshold 160 to 230 ppm
嗅觉阈值(Odor Threshold):160ppm
爆炸极限值(explosive limit):13-22%(V)
水溶解性:20 g/L (20 ºC)
最大波长(λmax):λ: 235 nm Amax: 1.00
λ: 240 nm Amax: 0.20
λ: 250 nm Amax: 0.05
λ: 260 nm Amax: 0.02
λ: 340-400 nm Amax: 0.01
Merck:14,6063
BRN:1730800
Henry's Law Constant:2.49 at 30 °C (headspace-GC, Sanz et al., 1997)
暴露限值:TLV-TWA 50 ppm (~175 mg/m3) (ACGIH); carcinogenicity: Suspected Human Carcinogen (ACGIH), Animal Sufficient Evidence, Human Inadequate Evidence (IARC).
CAS 数据库:75-09-2(CAS DataBase Reference)
(IARC)致癌物分类:2A (Vol. Sup 7, 71, 110) 2017
NIST化学物质信息:Methylene chloride(75-09-2)
EPA化学物质信息:Methylene chloride (75-09-2)