Puas yog tetrahydrofuran yog polar aprotic hnyav?

Tetrahydrofuran (THF) CAS 109-99-9yog ib qho organic compound nrog cov tshuaj formula (CH2)4O. Nws yog cov kua tsis muaj xim, tsis muaj kuab lom nrog lub zog, ether - zoo li tsw.

Chemical Structure: Tetrahydrofuran THF yog ib lub voj voog ether uas muaj tsib - lub nplhaib uas muaj plaub lub atoms thiab ib lub atom oxygen. Cov qauv molecular zoo li lub tetrahedron nrog cov pa atom ntawm lub apex.

Ntau lawm: Tetrahydrofuran (CAS 109-99-9) feem ntau yog tsim los ntawm catalytic hydrogenation ntawm furan, heterocyclic compound muab los ntawm pentose qab zib. Cov tshuaj tiv thaiv feem ntau suav nrog kev siv cov catalyst, xws li Raney npib tsib xee lossis palladium, thiab cov roj hydrogen nyob rau hauv siab.

Puas yog tetrahydrofuran yog polar aprotic hnyav?

Yog lawm, tetrahydrofuran yog cais raws li polar aprotic hnyav.

THF yog ib qho polar aprotic hnyav uas muaj peev xwm yaj ntau yam ntawm cov organic tebchaw. Nws yog tshwj xeeb tshaj yog zoo nyob rau hauv dissolving polar analytes.

Cov txiaj ntsig ntawm tetrahydrofuran polar aprotic hnyav

1. Zoo heev Solvency
2. Dej -Muscibility
3. Muaj peev xwm sib koom tes zoo
4. Tsawg Boiling Point
5.  

Qhov twg yuav Tetrahydrofuran THF?

Gneebioyog ib lub chaw muag khoom ntawmCAS Nr 109-99-9 THF Solvent. Peb lav qhov zoo ib yam, tus nqi sib tw, thiab txhim khu kev xa khoom thoob ntiaj teb kom koj cov haujlwm ua haujlwm tau zoo. Rau ib qho kev txiav txim zoo thiab cov khoom specifications, hu rau peb hnub no los tham txog koj cov kev xav tau.

Nyem Kom Thov Ib Daim Ntawv Tso Cai

txog peb

Henan Gneebiotau tsim nyob rau hauv 2016, ua raws li lub tswv yim ntawm "cov khoom siv tshuaj lom neeg thoob ntiaj teb" thiab tsom mus rau qib siab -kev lag luam tshuaj lom neeg zoo. Lub tuam txhab feem ntau cuam tshuam cov khoom siv tshuaj lom neeg, xws li dichloromethane; methyl sulfoxide DMSO ( qib kev lag luam thiab kws tshuaj); ethylene glycol (MEG); p-Xylene, thiab lwm yam.

Tag nrho peb cov khoom siv tshuaj lom neeg tau txais cov ntawv pov thawj thoob ntiaj teb suav nrog REACH, ISO, FMQS, HALAL, thiab Halal ntawv pov thawj, kom ntseeg tau tias muaj txiaj ntsig zoo thiab kev lees paub thoob ntiaj teb, Peb muaj cov tsev khaws khoom hauv coreports xws li Qingdao, Tianiin, thiab Shanghai, nrog rau 15-hnub kev xa khoom xa tuaj.

Ntim