400890

顺式-2-丁烯

≥99%

• 同義詞: (2Z)-2-Butene, (Z)-2-Butene, Z-Butene, cis-1,2-Dimethylethylene, cis-2-Butylene
• 線性公式: CH₃CH=CHCH₃
• CAS號碼: 590-18-1
• 分子量：: 56.11
• Beilstein: 1361341
• EC號碼: 209-673-7
• MDL號碼: MFCD00009294
• 分類程式碼代碼: 12142100
• PubChem物質ID: 24864964
• NACRES: NA.22

屬性

• 蒸汽密度: 2 (vs air)
• 蒸汽壓力: 1414 mmHg ( 21 °C)
• 化驗: ≥99%
• 形狀: gas
• 自燃溫度: 615 °F
• expl. lim.: 9.7 %
• bp: 3.7 °C (lit.)
• mp: −139 °C (lit.)
• SMILES 字串: [H]\C(C)=C(/[H])C
• InChI: 1S/C4H8/c1-3-4-2/h3-4H,1-2H3/b4-3-
• InChI 密鑰: IAQRGUVFOMOMEM-ARJAWSKDSA-N

描述

應用

cis-2-Butene is an unsaturated olefinic hydrocarbon used as a precursor in the polymerization of gasoline. It is also used to synthesize butadiene and other aliphatic C4/C5 organic molecules. It is also employed as a cross-linking agent.

包裝

Supplied in a Sure/Pac^™ cylinder and has a brass needle valve with a male 1/4" NPTF outlet thread installed. Before using the cylinder, ensure that the valve is closed, then remove the galvanized steel hex cap that seals the outlet valve.

Compatible with the following:

• Aldrich^® Sure/Pac^™ station for liquefied gases Z566446
• PTFE Sealing tape Z104388 or Z221880
• Brass hose adapter Z146811
• Aldrich^® mini gas regulator Z513539

法律資訊

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

Sure/Pac is a trademark of Sigma-Aldrich Co. LLC

安全資訊

• 象形圖: GHS02,GHS04
• 訊號詞: Danger
• 危險聲明: H220,H280
• 防範說明: P210 - P410 + P403
• 危險分類: Flam. Gas 1 - Press. Gas Liquefied gas
• 儲存類別代碼: 2A - Gases
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: 10.4 °F - closed cup
• 閃點（°C）: -12 °C - closed cup
• 個人防護裝備: Eyeshields, Faceshields, Gloves, multi-purpose combination respirator cartridge (US)