8.20551

1,2-Epoxybutane

for synthesis

• 别名: 1,2-Epoxybutane, Ethyloxirane, 1,2-Butylene oxide
• 经验公式（希尔记法）: C₄H₈O
• CAS号: 106-88-7
• 分子量: 72.11
• MDL號碼: MFCD00005153
• 分類程式碼代碼: 12352005
• 酶委員會索引編號: 203-438-2

属性

• 蒸汽壓力: 1005 hPa ( 63 °C)
• 品質等級: 200
• 化驗: ≥99.0% (GC)
• 形狀: liquid
• 自燃溫度: 370 °C
• 效力: 500 mg/kg LD₅₀, oral (Rat); 1743 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.7-19 % (v/v)
• pH值: 7 (20 °C, 50 g/L in H₂O)
• bp: 63 °C/1013 hPa
• mp: -130 °C
• 轉變溫度: flash point -26 °C
• 溶解度: 86.8 g/L
• 密度: 0.83 g/cm³ at 20 °C
• 儲存溫度: 2-30°C
• InChI: 1S/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3
• InChI 密鑰: RBACIKXCRWGCBB-UHFFFAOYSA-N

说明

應用

• Efficient catalysis of CO₂ cycloaddition: 1,2-Epoxybutane is utilized in the synthesis of hydroxy-rich covalent organic frameworks, proving effective in catalyzing CO₂ cycloaddition. This application supports environmental sustainability efforts through the conversion of carbon dioxide into useful compounds (Pang et al., 2023).
• Strain-release reagent synthesis: Highlighting its versatility as a chemical intermediate, 1,2-Epoxybutane is used in one-pot syntheses of strain-release reagents from methyl sulfones. This research opens new avenues in synthetic chemistry for creating novel organic compounds efficiently (Jung and Lindsay, 2022).

分析報告

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.830 - 0.831
Identity (IR): passes test

安全信息

• 象形圖: GHS02,GHS07,GHS08
• 訊號詞: Danger
• 危險聲明: H225 - H302 + H312 + H332 - H315 - H319 - H335 - H351
• 防範說明: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P308 + P313
• 危險分類: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• 標靶器官: Respiratory system
• 儲存類別代碼: 3 - Flammable liquids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: 5.0 °F - closed cup
• 閃點（°C）: -15 °C - closed cup