295329

乙烯

≥99.5%

• 别名: Ethene
• 线性分子式: CH₂=CH₂
• CAS号: 74-85-1
• 分子量: 28.05
• Beilstein: 1730731
• EC號碼: 200-815-3
• MDL號碼: MFCD00008604
• 分類程式碼代碼: 12142100
• PubChem物質ID: 24857774
• NACRES: NA.22

属性

• 蒸汽密度: 0.97 (vs air)
• 品質等級: 100
• 蒸汽壓力: 35.04 atm ( 20 °C)
• 化驗: ≥99.5%
• 自燃溫度: 842 °F
• expl. lim.: 36 %
• bp: −104 °C (lit.)
• mp: −169 °C (lit.)
• SMILES 字串: C=C
• InChI: 1S/C2H4/c1-2/h1-2H2
• InChI 密鑰: VGGSQFUCUMXWEO-UHFFFAOYSA-N

说明

一般說明

Ethylene is an alkene used in Friedel-Crafts alkylation, cycloaddition, electrophilic addition, and vinylation reactions.

應用

Ethylene is mainly used as a precursor to synthesize polyethylene, ethylbenzene and ethylene dichloride. It is also used in the preparation of single- layer graphene by thermal chemical vapor deposition.

包裝

Supplied in a carbon steel lecture bottle with a CGA180M/CGA110F needle valve installed.

Compatible with the following:

• Aldrich^® lecture-bottle station systems
• Aldrich^® lecture-bottle gas regulators

其他說明

See Technical Information Bulletin AL-151 Gas Regulators: Selection, Installation, and Operation

法律資訊

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

安全信息

• 象形圖: GHS02,GHS04,GHS07
• 訊號詞: Danger
• 危險聲明: H220,H280,H336
• 防範說明: P261 - P271 - P304 + P340 + P312 - P403 + P233 - P405 - P410 + P403
• 危險分類: Flam. Gas 1 - Press. Gas Liquefied gas - STOT SE 3
• 標靶器官: Central nervous system
• 儲存類別代碼: 2A - Gases
• 水污染物質分類（WGK）: nwg
• 閃點（°F）: -148.0 °F - closed cup
• 閃點（°C）: -100 °C - closed cup
• 個人防護裝備: Eyeshields, Faceshields, Gloves, multi-purpose combination respirator cartridge (US)