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Merck

78445

Supelco

四氢呋喃

analytical standard

别名:

THF, 丁烯氧化物, 四亚甲基氧化物, 氧杂环戊烷

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About This Item

经验公式(希尔记法):
C4H8O
CAS号:
分子量:
72.11
Beilstein:
102391
EC號碼:
MDL號碼:
分類程式碼代碼:
12191501
PubChem物質ID:
NACRES:
NA.24

等級

analytical standard

品質等級

蒸汽密度

2.5 (vs air)

蒸汽壓力

114 mmHg ( 15 °C)
143 mmHg ( 20 °C)

化驗

≥99.9% (GC)

自燃溫度

610 °F

儲存期限

limited shelf life, expiry date on the label

包含

~0.025% 2,6-di-tert.-butyl-4-methylphenol as stabilizer

expl. lim.

1.8-11.8 %

技術

HPLC: suitable
gas chromatography (GC): suitable

折射率

n20/D 1.407 (lit.)

bp

65-67 °C (lit.)

mp

−108 °C (lit.)

溶解度

H2O: soluble

密度

0.889 g/mL at 25 °C (lit.)

應用

cleaning products
cosmetics
environmental
food and beverages
personal care

格式

neat

SMILES 字串

C1CCOC1

InChI

1S/C4H8O/c1-2-4-5-3-1/h1-4H2

InChI 密鑰

WYURNTSHIVDZCO-UHFFFAOYSA-N

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一般說明

四氢呋喃 (THF) 是一种饱和环醚。其用作内燃机生物燃料的潜在用途已经过研究。
四氢呋喃是一种重要的碱性化合物,属于五元杂环化合物。
这种物质被列入EU第10/2011号法规中用于与食品接触的塑料的正面清单。10/2011号清单所列全部化合物的标准物质见此

應用

四氢呋喃可用作萃取溶剂,用于通过色谱技术测定玩具和儿童护理用品中榄油和邻苯二甲酸酯中的农药残留量。
四氢呋喃在 ( S )-2-(1-吡咯烷甲基)吡咯烷的合成中可作为溶剂。它也是二异丙基酰胺钠盐的良好溶剂,可作为烯烃异构化和 1,4-二烯烃金属化的有效碱。
有关合适仪器技术的更多信息,请参考产品分析证书。如需进一步支持,请联系技术服务部门。

訊號詞

Danger

危險分類

Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2

安全危害

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

個人防護裝備

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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分析证书(COA)

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Direct Functionalization of Tetrahydrofuran and 1, 4-Dioxane: Nickel-Catalyzed Oxidative C (sp3) H Arylation
Liu D, et al.
Angewandte Chemie (International Edition in English), 52(16), 4453-4456 (2013)
Sodium Diisopropylamide in Tetrahydrofuran: Selectivities, Rates, and Mechanisms of Alkene Isomerizations and Diene Metalations
Algera FR, et al.
Journal of the American Chemical Society, 139(33), 11544-11549 (2017)
Hayashi T, et al. et al.
Asymmetric Synthesis: Graphical Abstracts and Experimental Methods (1998)
Luca Chiari et al.
The Journal of chemical physics, 138(7), 074301-074301 (2013-03-01)
We present total, elastic, and inelastic cross sections for positron and electron scattering from tetrahydrofuran (THF) in the energy range between 1 and 5000 eV. Total cross sections (TCS), positronium formation cross sections, the summed inelastic integral cross sections (ICS)
P T Clayton et al.
The Journal of clinical investigation, 79(4), 1031-1038 (1987-04-01)
Urinary bile acids from a 3-mo-old boy with cholestatic jaundice were analyzed by ion exchange chromatography and gas chromatography-mass spectrometry (GC-MS). This suggested the presence of labile sulfated cholenoic acids with an allylic hydroxyl group, a conclusion supported by analysis

商品

The Utility of Headspace Grade Solvents for the Analysis of Organic Volatile Impurities

Butyl methyl ether; Acetic acid; 2-Butanone; Ethyl acetate; Tetrahydrofuran; 1-Butanol; Isopropyl acetate; Heptane; Propyl acetate; 3-Methylbutanol; 4-Methyl-2-pentanone; Isobutyl acetate; Butyl acetate; Dimethyl sulfoxide; Anisole; Cumene

实验方案

Protocol for GC Analysis of Class 3 Residual Solvents on SUPELCOWAX® 10

相关内容

Butyl methyl ether; Acetic acid; 2-Butanone; Ethyl acetate; Tetrahydrofuran; 1-Butanol; Isopropyl acetate; Heptane; Propyl acetate; 3-Methylbutanol; 4-Methyl-2-pentanone; Isobutyl acetate; Butyl acetate; Dimethyl sulfoxide; Anisole; Cumene

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