環戊二烯

中文名稱：環戊二烯

C A S 號：542-92-7

產品分類：CAS號大全

產品品牌：紀寧生物

產品詳情

CAS號：542-92-7

英文名稱：1,3-Cyclopentadiene

英文同義詞：pentole;r-pentine;JACS-542-92-7;pyropentylene;Cyclopentadiene;2,4-Cyclopentadiene;1，3-Cyclopentadiene;542-92-7 Cyclopentadiene;1,3-Cyclopentadiene fandachem;1,3-Cyclopentadiene 542-92-7 Cyclopentadiene

中文名稱：環戊二烯

中文同義詞：茂;環戊二烯;環戊間二烯;單體環戊二烯;1,3-環戊二烯;1，3-環戊二烯;環戊二烯 HWEX;環戊塔-1,3-二烯;環戊二烯-1,3-二烯;1,3-環戊二烯 (二聚體)

分子式：C5H6

分子量：66.1

熔點：-85°; mp 32.5°

沸點：bp760 41.5-42.0°

密度：d40 0.8235; d410 0.8131; d420 0.8021; d425 0.7966; d430 0.7914

蒸氣壓：381 at 20.6 °C, 735 at 40.6 °C, 1,380 at 60.9 °C (Stoeck and Roscher, 1977)

折射率：nD16 1.44632

溶解度：Miscible with acetone, benzene, carbon tetrachloride, and ether. Soluble in acetic acid, aniline, and carbon disulfide (Windholz et al., 1983).

酸度系數(pKa)：16(at 25℃)

形態：Colorless liquid

水溶解性：10.3 mM at 25 °C (shake flask-UV spectrophotometry, Streitwieser and Nebenzahl, 1976)

Henry's Law Constant：5.1 at 25 °C (approximate - calculated from water solubility and vapor pressure)

暴露限值：TLV-TWA 75 ppm (～202 mg/m³) (ACGIH, NIOSH, and OSHA); IDLH 2000 ppm (NIOSH).

穩定性：Stable at room temperature. Incompatible with oxidizing agents, acids and a wide variety of other compounds. May form peroxides in storage. May undergo spontaneous polymerisation. Decomposes on heating. Highly flammable. Mixtures with air are explosive.

EPA化學物質信息：Cyclopentadiene (542-92-7)