2-丙炔-1-醇 prop-2-yn-1-ol

物理描述 Physical Description

Propargyl alcohol appears as a clear colorless liquid with a geranium-like odor. Flash point 97°F. Vapors are heavier than air. Used to make other chemicals, as a corrosion inhibitor and a soil fumigant.

颜色/状态 Color Form

Colorless liquid

气味 Odor

Mild, geranium odor

沸点 Boiling Point

113.6 °C

熔点 Melting Point

-51.8 °C

闪点 Flash Point

33 °C c.c.

溶解度 Solubility

Miscible (NIOSH, 2016)

密度 Density

0.9715 at 20 °C/4 °C

蒸气密度 Vapor Density

Relative vapor density (air = 1): 1.93

蒸汽压力 Vapor Pressure

15.6 mm Hg at 25 °C

粘度 Viscosity

1.68 centipoise at 20 °C

电离电位 Ionization Potential

10.51 eV

气味阈值 Odor Threshold

0.35 mg/cu m

折光率 Refractive Index

Index of refraction: 1.43064 at 20 °C/D

保留指数 Kovats Retention Index

559;546;552;559;576;552;559;569;576;566;552.5;565.8;549.6;546

其他实验性质 Other Experimental Properties

Henry's Law constant = 1.2X10-6 atm-cu m/mol at 25 °C (est)

聚合 Polymerization

May polymerize explosively. Polymerization may be caused by elevated temperature, oxidizers, peroxides, caustic solutions, or sunlight. Uninhibited monomer vapor may form polymer in vents and other confined spaces.

辛醇/水分配系数 LogP

-0.38 (LogP)