Shaanxi BLOOM Tech Co., Ltd. yog ib qho ntawm cov tuam ntxhab thiab cov muag khoom ntawm methyltetrahydrofuran cas 96-47-9 hauv Suav teb. Txais tos rau cov lag luam wholesale bulk zoo methyltetrahydrofuran cas 96-47-9 muag ntawm no los ntawm peb lub hoobkas. Kev pabcuam zoo thiab tus nqi tsim nyog muaj.
Methyltetrahydrofuran(2-MeTHF) yog ib qho organic compound, CAS 96-47-9, Cov tshuaj formula yog C5H10O. Nws yog cov kua uas tsis muaj xim thiab pob tshab. Nws yog qhov kub thiab txias heev ntawm chav tsev kub thiab siab, thiab tuaj yeem siv rau cov tshuaj tiv thaiv kub siab dua piv rau tetrahydrofuran,. Yooj yim rau yaj hauv dej thiab cov kuab tshuaj xws li ethanol, ether, benzene, chloroform, thiab lwm yam. Yog li ntawd, nws tuaj yeem siv los hloov tetrahydrofuran hauv kev siv tshwj xeeb. Nws tuaj yeem tsim los ntawm catalytic hydrogenation ntawm furfural intermediate khoom tsim los ntawm cov suab thaj.
Qee zaum muag li biofuels. Feem ntau yog siv los ua cov kuab tshuaj rau cov resins, roj hmab ntuj, ethyl cellulose, thiab vinyl chloroacetate copolymer. Nws tseem yog cov khoom siv raw rau kev lag luam kws tshuaj, uas tuaj yeem siv los ua cov tshuaj tiv thaiv hemorrhoid piperaquine phosphate.
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Tshuaj Formula |
C5H10O |
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Exact Mass |
86 |
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Molecular Luj |
86 |
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m/z |
86 (100.0%), 87 (5.4%) |
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Elemental Analysis |
C, 69.72; H, 11.70; O, 18.57 |
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Methyltetrahydrofuranyog synthesized los ntawm ntau txoj kev, uas yuav muab faib ua diol txoj kev, lactone txoj kev thiab furfural txoj kev raws li txawv pib cov ntaub ntawv.
Nws tuaj yeem npaj los ntawm lub cev qhuav dej ntawm 2 - methyl - 1,4 - butanediol nrog pentaethoxyphosphorus ua catalyst thiab dichloromethane ua hnyav. Txoj kev no muaj cov mob me me, cov khoom muaj txiaj ntsig zoo thiab cov khoom siv tsawg. Txawm li cas los xij, cov ntaub ntawv nyoos tsis tshua muaj thiab yooj yim ua rau muaj kuab paug ib puag ncig, yog li nws nyuaj rau nrov.
Nws tuaj yeem npaj tau los ntawm kev sib cais lactone hauv dej cawv nrog hydrated zirconia ua catalyst. Cov txheej txheem no muaj cov txheej txheem luv luv thiab cov txiaj ntsig siab, tab sis cov kev mob tshwm sim hnyav, thiab ntau cov hlau hnyav hnyav yuav raug tsim tawm.
Qhov zoo tshaj plaws feature yog tias nws tuaj yeem npaj los ntawm furfural, ib qho tseem ceeb ntawm kev ua liaj ua teb thiab cov khoom siv sab nraud. Cov txheej txheem yog mature, thev naus laus zis ruaj khov, thiab tus nqi qis, uas qhib qhov kev cia siab rau kev sib sib zog nqus ntawm kev ua liaj ua teb thiab cov khoom lag luam. Txawm li cas los xij, kev siv furfural li raw khoom yuav tsum muaj cov tshuaj tiv thaiv hnyav, tshwj xeeb tshaj yog cov kev xav tau siab thiab cov cuab yeej siv siab.
Txoj kev tshwj xeeb:
Txoj Kev 1:
Ntxiv tooj liab nitrate thiab nickel nitrate nyob rau hauv kev faib ua feem rau silicon oxide aqueous tov.
Tom qab sib tov sib xyaw ntawm chav tsev kub, kho cov pH los ntawm kev ntxiv cov dej nag kom txog rau thaum tooj liab thiab npib tsib xee ions yog precipitated tag, thiab tom qab ntawd ntxiv stirring.
Cov tshuaj tau yog lim, qhuav, thiab calcined los npaj cov catalyst precursor.
Lub precursor yog pauv mus ua ke nrog hydrogen gas, thiab lub txaj catalyst yog rhuab los npaj cov tooj liab raws catalyst - npib tsib xee tooj liab / silicon oxide.
Lub tooj liab raws li catalyst, tooj liab nickel / silicon oxide, tau ntxiv rau lub txaj tas li reactor. Cov tshuaj tiv thaiv kub yog 160 ° C, lub siab yog 2.8 MPa, molar ratio ntawm hydrogen rau linaloote yog 80, qhov loj qhov chaw tshaj tawm ntawm linaloote yog 1.0 h-1, kev hloov pauv ntawm linaloote yog 100%, thiab kev xaiv ntawm 2-MeTHF yog 97.8%.
Txoj Kev 2:
Weigh RuCl3 thiab ZnCl2, ntxiv dej ntshiab los npaj cov tshuaj aqueous, muab tso rau hauv lub khob, ntxiv cov pa roj carbon activated, foob, muab tso rau hauv ib lub da dej kub tas li, thiab tom qab ntawd kub thiab do.
Tom qab ntawd kho tus nqi pH ntawm cov tshuaj mus rau 9 nrog NaOH, txo nws, lim nws nrog tshuaj xyuas cov ntshiab formaldehyde, ntxuav lub lim cartridge nrog dej deionized kom txog thaum tsis muaj chloride ions hauv cov lim, thiab tom qab ntawd qhuav lub ncuav mog qab zib hauv lub tshuab nqus tsev kom tau txais cov khoom siv sib xyaw.
Kev npaj ntawm 2-Methamphetamine:
Ntxiv 100 grams thiab 1 gram ntawm MEF (1% ntawm qhov loj ntawm MEF) rau cov khoom sib xyaw catalyst npaj saum toj no, thiab ua kua-theem hydrogenation cov tshuaj tiv thaiv ntawm qhov kub thiab txias ntawm 100 ° C thiab cov tshuaj tiv thaiv siab ntawm 4.0 Mpa;
Tom qab kev nqus dej hydrogen ua tiav, cov tshuaj tiv thaiv kua yog txias rau 20 ° C, ntau tshaj hydrogen raug tshem tawm, thiab cov khoom siv tshuaj tiv thaiv raug lim thiab tshem tawm cov catalyst tom qab ob lub nitrogen hloov.
Cov filtrate tau coj mus kuaj rau kev ntsuas roj theem. Cov ntsiab lus ntawm 2-methylfuran yog 26.7%, thiab cov ntsiab lus ntawm 2-methylfuran yog 70.1%.
Methyltetrahydrofuran(cov tshuaj formula C ₅ H ₁₀ O) yog ib qho tseem ceeb ntawm cov organic compound uas tsis muaj xim thiab pob tshab kua ntawm chav tsev kub thiab siab. Nws muaj ether zoo li tsw thiab hloov daj daj mus rau xim av thaum raug lub teeb, lub teeb, los yog khaws cia rau ntev. Nws yog soluble hauv dej thiab yooj yim soluble hauv cov kuab tshuaj organic xws li ethanol, ether, benzene, thiab chloroform.
1. Ua kuab tshuaj
1.1 Resin, roj hmab, thiab cellulose kuab tshuaj
Feem ntau yog siv los ua cov kuab tshuaj rau cov resins, roj hmab ntuj, ethyl cellulose, thiab chloroacetic acid vinyl acetate copolymer. Hauv kev ua cov resin, nws muaj peev xwm yaj ntau yam resins, ua rau cov resin muaj fluidity zoo thiab processability, uas yooj yim rau molding thiab ua cov resin. Piv txwv li, hauv kev tsim cov coatings, adhesives, thiab lwm yam khoom, raws li cov kuab tshuaj, cov viscosity ntawm resin tuaj yeem hloov kho kom muab cov khoom zoo dua txheej thiab cov khoom sib txuas.
Hauv kev ua cov roj hmab ntuj, nws tuaj yeem yaj cov roj hmab, txhawb kev sib xyaw ntawm cov roj hmab nrog lwm cov khoom siv ntxiv, thiab txhim kho qhov zoo thiab kev ua haujlwm ntawm cov khoom siv roj hmab. Rau cov ntaub ntawv polymer xws li ethyl cellulose thiab chloroacetic acid vinyl acetate copolymers, lawv tuaj yeem pom zoo solubility, muab kev yooj yim rau kev ua thiab siv cov ntaub ntawv no.
1.2 Lwm txoj rau cov kuab tshuaj lom neeg
Nws tuaj yeem siv los ua cov kuab tshuaj ntsuab los hloov cov kuab tshuaj lom neeg xws li benzene, toluene, chloroform, thiab lwm yam. Benzene, toluene, chloroform thiab lwm cov kuab tshuaj muaj tshuaj lom thiab tsis muaj zog, ua rau muaj kev puas tsuaj loj rau ib puag ncig thiab tib neeg kev noj qab haus huv. Thiab nws muaj toxicity tsawg thiab volatility, nrog tsawg ib puag ncig muaj kuab paug, ua tau raws li cov kev cai ntawm niaj hnub tshuaj kev lag luam rau ntsuab chemistry. Hauv kev lag luam ntawm cov tshuaj tsw qab hluavtaws, cov ntaub ntawv tshiab, thiab lwm yam, siv nws los ua cov kuab tshuaj tuaj yeem txo cov kev phom sij ntawm kev noj qab haus huv rau cov neeg ua haujlwm, txo qis kev ua qias tuaj, thiab ua kom cov khoom zoo thiab kev ua haujlwm zoo.
2. Daim ntawv thov nyob rau hauv daim teb ntawm cov organic synthesis
2.1 Reaction hnyav
Nws yog feem ntau siv los ua cov tshuaj tiv thaiv hnyav hauv organi synthesis. Nws yog ruaj khov thiab tsis yooj yim decomposed nyob rau hauv ib tug dav kub ntau yam, muab ib tug ruaj khov tshuaj tiv thaiv ib puag ncig rau organi synthesis tshua. Qhov kev xaiv ntawm cov tshuaj tiv thaiv hnyav muaj qhov cuam tshuam loj rau kev tawm los thiab kev xaiv ntawm organi synthesis cov tshuaj tiv thaiv. Nws tuaj yeem yaj ntau yam organi reactants thiab catalysts, txhawb kev sib cuag thiab cov tshuaj tiv thaiv ntawm cov reactants, thiab txhim kho cov tshuaj tiv thaiv.
Piv txwv li, nyob rau hauv ib co organi synthesis cov tshuaj tiv thaiv xws li nucleophilic hloov cov tshuaj tiv thaiv thiab ntxiv cov tshuaj tiv thaiv, ua raws li ib tug hnyav yuav ua rau cov tshuaj tiv thaiv mus smoother, uas ua rau ntau yields thiab zoo xaiv.
2.2 Catalyst Carrier thiab Electrolyte Additives
Nws kuj tseem siv tau los ua cov cab kuj catalyst thiab electrolyte additive hauv organi synthesis. Raws li ib tug catalyst cab kuj, nws muaj peev xwm uniformly disperse lub catalyst nyob rau hauv cov tshuaj tiv thaiv system, kev txhim kho cov kev ua thiab stability ntawm lub catalyst. Hauv qee cov tshuaj tiv thaiv catalytic, lub xeev dispersed ntawm cov catalyst muaj qhov cuam tshuam loj rau kev ua haujlwm ntawm cov tshuaj tiv thaiv.
Raws li tus neeg nqa khoom, nws tuaj yeem pab txhawb kev sib cuag zoo ntawm cov catalyst thiab cov reactants, txhawb kev nce qib ntawm cov tshuaj tiv thaiv. Raws li cov khoom siv hluav taws xob ntxiv, nws tuaj yeem txhim kho kev ua haujlwm ntawm electrolytes, txhim khu kev them nyiaj thiab tso tawm kev ua haujlwm thiab lub voj voog lub neej ntawm cov roj teeb. Piv txwv li, nyob rau hauv lwm yam lithium roj teeb, raws li ib tug electrolyte additive, nws muaj peev xwm txhim kho cov ion conductivity ntawm lub electrolyte, txo lub internal kuj ntawm lub roj teeb, thiab yog li txhim khu kev ua tau zoo ntawm lub roj teeb.
2.3 Cia thiab Hloov Cov Khoom Siv Hluav Taws Xob
Nws tuaj yeem siv rau kev khaws cia thiab hloov pauv ntawm organi reagents. Nws tuaj yeem tiv thaiv kev ua haujlwm ntawm organi reagents thiab tiv thaiv lawv los ntawm deteriorating los yog decomposing thaum lub sij hawm cia thiab kis tau tus mob. Hauv qee qhov kev sim ua ke ntawm organi uas yuav tsum tau muaj kev ruaj ntseg ntawm cov reagents, siv lawv li kev cia thiab hloov cov xov xwm tuaj yeem ua kom zoo thiab ua haujlwm ntawm cov reagents. Nyob rau tib lub sijhawm, nws tuaj yeem yooj yim hloov cov reagents los ntawm ib lub thawv mus rau lwm qhov, txhim kho kev ua tau zoo thiab qhov tseeb ntawm kev sim.
3. Daim ntawv thov hauv kev siv hluav taws xob
3.1 Automotive Roj Additives
Yuav siv tau nyob rau hauv automotive roj additives. Nws yog inherently ruaj khov thiab muaj qis volatility, ua rau nws haum rau siv raws li engine roj. Furfural thiab lwm yam furan raws li cov tebchaw (xws li furfuryl cawv, 2-methylfuran, tetrahydrofurfuryl cawv) muaj ib tug nyiam polymerize thiab yog volatile heev, uas muab lawv tej yam zoo li roj additives. Nws tuaj yeem txhim kho qhov kev ua tau zoo ntawm cov roj, txhim khu lub zog tso zis thiab roj kev lag luam ntawm lub cav. Nyob rau tib lub sijhawm, nws tseem tuaj yeem txo lub cav tso pa tawm thiab txo qis ib puag ncig.
3.2 Lwm yam roj av
Nws yog ib feem ntawm electrolytes thiab lwm yam roj nyob rau hauv lwm yam lithium roj teeb. Hauv cov roj teeb lithium thib ob, nws tuaj yeem txhim kho kev ua haujlwm thiab kev nyab xeeb ntawm lub roj teeb raws li electrolyte. Nrog rau kev txhim kho sai ntawm cov khoom siv hluav taws xob tshiab xws li tsheb hluav taws xob, qhov kev thov rau siab - roj teeb kev ua tau zoo yog nce ntxiv. Raws li cov khoom siv hluav taws xob lossis cov khoom siv hluav taws xob, nws tuaj yeem txhim kho qhov kev them nqi thiab kev tawm dag zog, lub neej voj voog, thiab kev nyab xeeb ntawm cov roj teeb, muab kev txhawb nqa rau kev tsim cov khoom siv hluav taws xob tshiab. Raws li ib feem ntawm lwm cov roj hluav taws xob, nws tuaj yeem muab cov kev xaiv tshiab rau kev sib txawv ntawm lub zog thiab kev tsim kho kom ruaj khov.
4. Cov ntawv thov hauv lwm qhov chaw
4.1 Organic solar cell electrolyte
Yuav siv tau los ua ib qho electrolyte rau organi hnub ci hlwb, pab txhim kho lawv photoelectric conversion efficiency. Organi hnub ci hlwb yog ib hom tshiab ntawm lub hnub ci cell nrog qhov zoo xws li tus nqi qis, lub teeb yuag, thiab kev npaj tau yooj yim. Electrolytes ua lub luag haujlwm tseem ceeb hauv kev hloov cov nqi hauv organi solar cells. Raws li ib qho electrolyte, nws tuaj yeem txhim kho cov nqi hloov pauv kev ua tau zoo, txhim kho cov kev hloov pauv photoelectric ntawm lub roj teeb, thiab muab txoj hauv kev tshiab rau kev txhim kho organi hnub ci hlwb.
4.2 Kev lag luam tshuaj pleev ib ce thiab naj hoom
Methyltetrahydrofurantuaj yeem siv rau hauv cov tshuaj pleev ib ce thiab tshuaj tsw qab kev lag luam los npaj cov tshuaj tsw qab lossis ua kom cov khoom ruaj khov. Hauv cov tshuaj pleev ib ce, nws tuaj yeem ua cov kuab tshuaj lossis cov tshuaj tsw qab, tso cai rau cov tshuaj tsw qab kom sib npaug ntawm cov khoom, txhim kho nws cov aroma persistence thiab stability. Hauv kev lag luam naj hoom, nws tuaj yeem sib xyaw nrog lwm cov khoom xyaw naj hoom los tsim cov khoom naj hoom nrog cov tshuaj tsw qab tshwj xeeb. Tau kawg, thaum thov hauv cov teb no, cov kev cai sib xws thiab cov qauv yuav tsum tau ua raws li cov khoom lag luam zoo thiab kev nyab xeeb.
Cov lus nug nquag
Puas yog 2-methyltetrahydrofuran yog cov kuab tshuaj ntsuab?
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Ntsuab kuab tshuaj 2-methyltetrahydrofuran (2-MeTHF) txhim kho rov qab ntawm bioactive molecules los ntawm oilseeds thiab tiv thaiv lipid peroxidation hauv cov roj.
Puas yog 2 Methyltetrahydrofuran miscible nrog dej?
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Solubility: xyaum immiscible nrog dej (14 g / 100 g ntawm 20 degree); Raws li qhov tshwm sim, ntxiv cov kuab tshuaj organic rau kev ua haujlwm aqueous nrog cov txheej txheem rho tawm tuaj yeem zam tau. Miscible nrog cov kuab tshuaj organic.
Cov mis rau 2 Methyltetrahydrofuran yog dab tsi?
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2-Methyltetrahydrofuran|C5H10O|TIAB SA 7301.
Kev siv Methyltetrahydrofuran yog dab tsi?
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MTHF tsis ntev los no tau siv los ua cov kuab tshuaj tshwj xeeb, feem ntau yog cov kub kub hloov pauv rau tetrahydrofuran. MTHF kuj tseem tuaj yeem siv rau hauv cov txheej txheem electrolyte rau theem nrab lithium electrodes thiab ua ib feem ntawm lwm cov roj.
Puas yog 2-MeTHF siv tau zoo?
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2-Methyl Tetrahydrofuran tuaj yeem cuam tshuam rau koj thaum ua pa.
Kev sib cuag tuaj yeem ua rau tawv nqaij thiab qhov muag.
2-Methyl Tetrahydrofuran yog HIGHLY FLAMMABLE kua thiab muaj hluav taws kub txaus ntshai.
2-Methyl Tetrahydrofuran yog cov kua tsis muaj xim uas muaj Ether zoo li los yog tsw qab.
Cim npe nrov: Methyltetrahydrofuran CAS 96-47-9, lwm tus neeg, manufacturers, hoobkas, lag luam wholesale, yuav, nqe, tej, kev muag khoom