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产品名称：环戊烷

分子式：C5H10

CAS登录号：287-92-3

理 化 特 性：

外观与性状：无色透明液体，有苯样的气味。

熔点(℃)：-93.7                         

临界压力(MPa)：4.52

沸点(℃)：49.3                          

临界温度（℃）：238.6        

闪点(℃)：-25                        

引燃温度（℃）：361

爆炸上限[％(体积分数)]：8.0             

燃烧热(kJ/mol)：3287.8

爆炸下限[％(体积分数)]：1.4         

蒸发速率：无资料

饱和蒸气压(kPa)： 53.32(31℃)           

燃性（固体、气体）：不适用

相对密度(水=1)：0.75                    

黏度（mPa.s）：无资料

相对蒸气密度(空气=1)：2.42              

气味阈值（mg/m3）：无资料

辛醇/水分配系数（log P）：7(计算值)

溶解性：不溶于水，溶于醇、醚、苯、四氯化碳、丙酮等多数有机溶剂。

燃爆危险：本品易燃。

产品用途：

1、环戊烷可用于制造聚氨酯泡沫塑料的发泡剂，它在聚氨酯泡沫生产过程中，能在加热条件下气化产生大量气体，使聚氨酯形成均匀细密的泡沫结构，从而赋予泡沫良好的隔热、隔音和缓冲性能，广泛应用于冰箱、冰柜等制冷设备的保温层。

2、环戊烷可作为气相色谱分析的标准物质，凭借其稳定的化学性质和明确的色谱峰特征，为气相色谱分析提供准确的参考依据，帮助科研人员和分析人员对样品中的成分进行定性和定量分析。

3、环戊烷可用作溶剂，用于溶解一些难溶于水的有机化合物，在有机合成实验中，它能为化学反应提供适宜的反应环境，使反应物充分接触，促进反应的顺利进行。

4、环戊烷可用于制造电子元器件的清洗剂，其具有较强的溶解油污和杂质的能力，能够快速、有效的去除电子元器件表面的污垢，保证电子元器件的性能和稳定性。

包装规格：

一次性桶：150kg/桶； 可循环使用钢瓶：926L；ISO-TANK；槽车。

储存运输：

环戊烷运输途中应防曝晒、雨淋，防高温；中途停留时应远离火种、热源、高温区；禁止使用易产生火花的机械设备和工具装卸；储存于阴凉、通风的库房；库温不宜超过26℃。

不与诸如氧化剂等性质相反的物质一起储存；远离火种、热源；保持容器密封。

Product Name: Cyclopentane

Molecular Formula: C5H10

CAS No.: 287-92-3

Physical and Chemical Properties

Appearance and Properties: Colorless transparent liquid with a benzene-like odor.

Melting Point (℃): -93.7

Boiling Point (℃): 49.3

Flash Point (℃): -25

Autoignition Temperature (℃): 361

Critical Pressure (MPa): 4.52

Critical Temperature (℃): 238.6

Upper Explosion Limit (Volume Fraction %): 8.0

Lower Explosion Limit (Volume Fraction %): 1.4

Heat of Combustion (kJ/mol): 3287.8

Saturated Vapor Pressure (kPa): 53.32 (31℃)

Relative Density (Water=1): 0.75

Relative Vapor Density (Air=1): 2.42

Octanol/Water Partition Coefficient (log P): 7 (calculated value)

Evaporation Rate: No data

Viscosity (mPa.s): No data

Odor Threshold (mg/m³): No data

Flammability (Solid/Gas): Not applicable

Solubility: Insoluble in water; soluble in alcohol, ether, benzene, carbon tetrachloride, acetone and most organic solvents.

Combustion and Explosion Hazard: Flammable liquid.

Product Applications

1. Cyclopentane is widely used as a blowing agent for polyurethane foam plastics. During the production of polyurethane foam, it vaporizes under heating to generate a large amount of gas, forming a uniform and fine foam structure, and endowing the foam with excellent heat insulation, sound insulation and cushioning properties. It is extensively applied to the insulation layers of refrigeration equipment such as refrigerators and freezers.

2. It can be used as a reference standard for gas chromatographic analysis. With stable chemical properties and distinct chromatographic peak characteristics, it provides accurate reference basis for qualitative and quantitative analysis of sample components for researchers and analysts.

3. It serves as an organic solvent to dissolve water-insoluble organic compounds. In organic synthesis experiments, it provides a suitable reaction environment to ensure full contact of reactants and promote smooth chemical reactions.

4. It is used as a cleaning agent for electronic components. It has strong ability to dissolve oil stains and impurities, which can quickly and effectively remove surface dirt of electronic components and ensure their performance and stability.

Packaging Specifications

Disposable drum: 150kg/drum

Reusable steel cylinder: 926L

ISO-TANK

Tank truck

Storage and Transportation

During transportation, protect cyclopentane from direct sunlight, rain and high temperature. Keep away from fire sources, heat sources and high-temperature areas during transit stops. Do not use mechanical equipment and tools that may generate sparks for loading and unloading.Store in a cool and well-ventilated warehouse; the warehouse temperature should not exceed 26℃. Do not store together with incompatible substances such as oxidants. Keep away from fire and heat sources and keep containers tightly sealed.