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Merck
CN

87369

四氢呋喃

≥99.5%, ≥99.5% (GC), for ion-selective electrodes, contains 250 ppm BHT as inhibitor, Selectophore

别名:

THF, 丁烯氧化物, 四亚甲基氧化物, 氧杂环戊烷

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关于此项目

经验公式(希尔记法):
C4H8O
化学文摘社编号:
分子量:
72.11
NACRES:
NB.61
PubChem Substance ID:
UNSPSC Code:
12191501
EC Number:
203-726-8
MDL number:
Beilstein/REAXYS Number:
102391
Assay:
≥99.5% (GC)
≥99.5%
Bp:
65-67 °C (lit.)
Vapor pressure:
114 mmHg ( 15 °C)
143 mmHg ( 20 °C)
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产品名称

四氢呋喃, Selectophore, ≥99.5%

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N

InChI

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

SMILES string

C1CCOC1

vapor density

2.5 (vs air)

vapor pressure

114 mmHg ( 15 °C)
143 mmHg ( 20 °C)

description

for ion-selective electrodes
solvent for preparation of membranes

product line

Selectophore

assay

≥99.5% (GC)
≥99.5%

form

liquid

autoignition temp.

610 °F

contains

250 ppm BHT as inhibitor

expl. lim.

1.8-11.8 %

impurities

≤0.01% water

refractive index

n20/D 1.407 (lit.)

bp

65-67 °C (lit.)

mp

−108 °C (lit.)

solubility

H2O: soluble

density

0.889 g/mL at 25 °C (lit.)

Quality Level

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Application

在一项设计、制造和电化学表征小型薄膜和厚膜Ag / AgCl参比电极的研究中,已使用THF帮助PVC膜包被电极。

General description

四氢呋喃(THF)是一种属于饱和环醚类的有机化合物。 它主要用作PVC和有机碱化合物的溶剂。它也可用于锂电池。
请访问我们的 传感器应用门户网站,了解更多信息。

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

target_organs

Central nervous system, Respiratory system

supp_hazards

存储类别

3 - Flammable liquids

wgk

WGK 1

flash_point_f

-6.2 °F - closed cup

flash_point_c

-21.2 °C - closed cup

ppe

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

法规信息

危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Strategies of miniaturised reference electrodes integrated in a silicon based ?one chip? pH sensor.
Simonis, Anette, et al.
Sensors, 3.9, 330-339 (2003)
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
Kenneth F Ilett et al.
Drug metabolism and disposition: the biological fate of chemicals, 30(9), 1005-1012 (2002-08-09)
The aim of this study was to elucidate the metabolic pathways for dihydroartemisinin (DHA), the active metabolite of the artemisinin derivative artesunate (ARTS). Urine was collected from 17 Vietnamese adults with falciparum malaria who had received 120 mg of ARTS
C N Ong et al.
British journal of industrial medicine, 48(9), 616-621 (1991-09-01)
Occupational exposure to tetrahydrofuran (THF) was studied by analysis of environmental air, blood, alveolar air, and urine from 58 workers in a video tape manufacturing plant. Head space gas chromatography (GC) with an FID detector was used for determination of

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