TX0279

四氢呋喃

Meets Reagent Specifications for testing USP/NF monographs OmniSolv^®

• 别名: THF, 丁烯氧化物, 四亚甲基氧化物, 氧杂环戊烷
• 经验公式（希尔记法）: C₄H₈O
• CAS号: 109-99-9
• 分子量: 72.11
• Beilstein: 102391
• MDL號碼: MFCD00005356
• 分類程式碼代碼: 12191504
• 酶委員會索引編號: 203-726-8

属性

• agency: meets USP/NF
• 品質等級: 100
• 蒸汽密度: 2.5 (vs air)
• 蒸汽壓力: 114 mmHg ( 15 °C); 143 mmHg ( 20 °C)
• 產品線: OmniSolv^®
• 化驗: ≥99.9% (GC)
• 形狀: liquid
• 自燃溫度: 610 °F
• 儲存期限: 12 mo. (from manufacture date)
• expl. lim.: 1.8-11.8 %
• 雜質: ≤0.02% Peroxide (as H₂O₂); ≤0.02% Water (H₂O); ≤0.8 μeq/g Titrable acid
• 蒸發殘留物: ≤2 ppm
• 顏色: APHA: ≤10
• 折射率: n20/D 1.407 (lit.)
• pH值: 7-8 (20 °C, 200 g/L in H₂O)
• bp: 65-67 °C (lit.)
• mp: −108 °C (lit.)
• 轉變溫度: flash point -20 °C
• 密度: 0.889 g/mL at 25 °C (lit.)
• UV cutoff: ≤212 nm
• 紫外吸收: λ: 212 nm A_max: ≤1.00; λ: 225 nm A_max: ≤0.50; λ: 250 nm A_max: ≤0.10; λ: 300 nm A_max: ≤0.005
• 運輸包裝: ambient
• 儲存溫度: no temp limit
• SMILES 字串: C1CCOC1
• InChI: 1S/C4H8O/c1-2-4-5-3-1/h1-4H2
• InChI 密鑰: WYURNTSHIVDZCO-UHFFFAOYSA-N

说明

應用

Meets Reagent Specifications for testing USP/NF monographs OmniSolv^®

TX0279P-1 is packaged in poly coated glass bottles

準備報告

Product filtered through a 0.2 μm filter

分析報告

Expiration dateExp 12 months from mfg dateAssay (GC)99.9% minColor (APHA)10 maxEvaporation residue2ppm maxFiltered through 0.2 µm filterTo pass testFormClear liquidIdentity (IR-spectrum)ConformsPeroxide (as H2O2)*0.02% maxRefractive index (at 20°C)Titrable acid0.8µeq/g maxUV Abs. at 212 nm1.00AU maxUV Abs. at 225 nm0.50AU maxUV Abs. at 250 nm0.10AU maxUV Abs. at 300 nm0.005AU maxUV Cut-off212nm maxWater (H2O)0.02% max

法律資訊

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

安全信息

• 象形圖: GHS02,GHS07,GHS08
• 訊號詞: Danger
• 危險聲明: H225 - H302 - H319 - H335 - H336 - H351
• 防範說明: P202 - P210 - P233 - P301 + P312 - P305 + P351 + P338 - P308 + P313
• 危險分類: Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2
• 安全危害: EUH019
• 儲存類別代碼: 3 - Flammable liquids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: -6.2 °F - closed cup
• 閃點（°C）: -21.2 °C - closed cup