WebTetrahydrofuran 212 1.407 0.55 66 0.53 Toluene 284 1.497 0.59 111 0.22 Water 190 1.333 1.00 100 aWavelength at which solvent absorbs 1.0 AU in a 10-mm cell. bRefractive index. … Web31 Aug 2024 · THF is widely used as a solvent for special resins such as photosensitive resins, because even at room temperature it can dissolve various resins, and it is miscible …
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THF is used as a component in mobile phases for reversed-phase liquid chromatography. It has a greater elution strength than methanol or acetonitrile, but is less commonly used than these solvents. THF is used as a solvent in 3D printing when using PLA plastics. See more Tetrahydrofuran (THF), or oxolane, is an organic compound with the formula (CH2)4O. The compound is classified as heterocyclic compound, specifically a cyclic ether. It is a colorless, water-miscible organic … See more Polymerization In the presence of strong acids, THF converts to a linear polymer called poly(tetramethylene ether) glycol See more THF is a relatively acutely nontoxic solvent, with the median lethal dose (LD50) comparable to that for acetone. However, chronic exposure is … See more • Polytetrahydrofuran • 2-Methyltetrahydrofuran • Trapp mixture • Other cyclic ethers: oxirane (C 2H 4O), oxetane (C 3H 6O), oxane (C 5H 10O) See more About 200,000 tonnes of tetrahydrofuran are produced annually. The most widely used industrial process involves the acid-catalyzed dehydration of 1,4-butanediol. Ashland/ISP is one of the biggest producers of this chemical route. The method is similar to … See more THF is a Lewis base that bonds to a variety of Lewis acids such as I2, phenols, triethylaluminum and bis(hexafluoroacetylacetonato)copper(II). THF has been … See more Tetrahydrofurans The tetrahydrofuran ring is found in diverse natural products including lignans, acetogenins, and polyketide natural products. Diverse … See more Web21 Feb 2024 · Strong solvent portion x strong solvent strength = b Equation 1. a + b = total solvent strength. For example, to calculate the strength of a 70:30 mix of hexane and ethyl … clickhouse 21.9.4下载
Tetrahydrofuran, 99.9%, extra pure, anhydrous, stabilized with BHT ...
Web1 Dec 2003 · A mixed microbial culture capable of growing aerobically on tetrahydrofuran (THF) as a sole carbon and energy source was used as the inoculum in a 10 ... (Hach … WebTetrahydrofurane LiChrosolve Tetrahydrofuran for liquid chromatography LiChrosolv®. CAS 109-99-9, pH 7 - 8 (200 g/l, H₂O, 20 °C). - Find MSDS or SDS, a COA, data sheets and more … Webtert-Butyl alcohol is used as a solvent and an ethanol denaturant. It is an active ingredient in paint remover. It acts as an intermediate in the production of methyl tertiary butyl ether and ethyl tertiary butyl ether by reaction with methanol and ethanol. bmw secondary first