87368-M

四氢呋喃

≥99.9%, ACS reagent, contains ~0.025% 2, 6-di-tert-butyl-4-methylphenol as stabilizer, 250 ppm BHT as inhibitor, suitable for solid phase extraction (SPE), reag. Ph. Eur.

• 同義詞: 丁烯氧化物, 四亚甲基氧化物, 氧杂环戊烷
• 經驗公式（希爾表示法）: C₄H₈O
• CAS號碼: 109-99-9
• 分子量：: 72.11
• Beilstein: 102391
• EC號碼: 203-726-8
• MDL號碼: MFCD00005356
• 分類程式碼代碼: 12352005
• PubChem物質ID: 329769580
• NACRES: NA.21

屬性

• product name: 四氢呋喃, contains 250 ppm BHT as inhibitor, puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.9%
• 等級: ACS reagent; puriss. p.a.
• agency: reag. Ph. Eur.
• 蒸汽密度: 2.5 (vs air)
• 蒸汽壓力: 114 mmHg ( 15 °C); 143 mmHg ( 20 °C)
• 化驗: ≥99.9%
• 形狀: liquid
• 自燃溫度: 610 °F
• 包含: 250 ppm BHT as inhibitor; ~0.025% 2,6-di-tert-butyl-4-methylphenol as stabilizer
• expl. lim.: 1.8-11.8 %
• 技術: solid phase extraction (SPE): suitable
• 雜質: ≤0.001% free acid (as CH₃COOH); ≤0.005% peroxides (as H₂O₂); ≤0.05% water
• 蒸發殘留物: ≤0.001%
• 折射率: n20/D 1.407 (lit.); n20/D 1.407
• pH值: ~7
• bp: 65-67 °C (lit.)
• mp: −108 °C (lit.)
• 密度: 0.887 g/mL at 20 °C; 0.889 g/mL at 25 °C (lit.)
• 正離子痕跡: Al: ≤0.5 mg/kg; B: ≤0.02 mg/kg; Ba: ≤0.1 mg/kg; Bi: ≤0.1 mg/kg; Ca: ≤0.5 mg/kg; Cd: ≤0.05 mg/kg; Co: ≤0.02 mg/kg; Cr: ≤0.02 mg/kg; Cu: ≤0.02 mg/kg; Fe: ≤0.1 mg/kg; K: ≤0.5 mg/kg; Li: ≤0.1 mg/kg; Mg: ≤0.1 mg/kg; Mn: ≤0.02 mg/kg; Mo: ≤0.1 mg/kg; Na: ≤0.5 mg/kg; Ni: ≤0.02 mg/kg; Pb: ≤0.1 mg/kg; Sn: ≤0.1 mg/kg; Sr: ≤0.1 mg/kg; Zn: ≤0.1 mg/kg
• SMILES 字串: C1CCOC1
• InChI: 1S/C4H8O/c1-2-4-5-3-1/h1-4H2
• InChI 密鑰: WYURNTSHIVDZCO-UHFFFAOYSA-N

描述

一般說明

The product is tetrahydrofuran (THF) and it contains 250ppm BHT (Butylated hydroxytoluene) as an inhibitor. THF is widely employed as a solvent. It constitutes the key fragment of various natural products (polyether antibiotics). THF forms double hydrate with hydrogen sulfide. Crystal structure of this double hydrate has been investigated by three-dimensional single-crystal studies. Butane-1,4-diol is formed as an intermediate during the synthesis of THF. Hot THF is useful for the dissolution of polyvinylidene chloride (PVDV).

應用

Tetrahydrofuran has been used as a solvent for the preparation of sol-gel solution for coating solid phase microextraction (SPME) fibers in a study.

It may be used for the dissolution of poly-ε-caprolactone (PCL) and 1,3-diaminopentane, during the preparation of poly-ε-caprolactone (PCL)-hydroxyapatite (HA) scaffolds and acrylate-terminated poly(5-amino-1-pentanol-co-1,4-butanediol diacrylate) (C32)- 1,3-diaminopentane (117) polymer, respectively.

分析報告

miscible with water and ethanol (96%) pass

其他說明

可能实行销售限制

安全資訊

• 象形圖: GHS02,GHS08,GHS07
• 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 - STOT SE 3
• 標靶器官: Respiratory system
• 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）: 1.4 °F - closed cup
• 閃點（°C）: -17.00 °C - closed cup