Shaanxi Bloom Tech Co., Ltd. yog ib qho ntawm cov neeg tsim khoom lag luam thiab cov khoom lag luam ntawm 4,6-dimethldibencelibiophene Cas 1207-12-1 hauv Suav teb. Txais tos rau kev lag luam wholesale ntau yam zoo 4,6-dimethldibenpukotiophia yog 1207-12-1 rau muag ntawm no los ntawm peb lub hoobkas. Cov kev pabcuam zoo thiab tus nqi tsim nyog muaj.
4,6-DimethlliTlibenakotheriophia(DM {- dpt) yog cov organic compound nrog cov tshuaj noj tshuaj noj ua ke C20h16s, CAS6 16}} Nws yog cov khoom sib txuas uas ib txwm tshwm sim ua lub teeb daj daj rau cov txiv kab ntxwv crystal crystal. Muaj qee qhov kev nqus tau UV nqus thiab fluorescence emission cov yam ntxwv. Nws muaj qhov muaj zog nqus tau lub ncov nyob rau hauv Ultraviolet teeb thaj av (txog 250-} 3}} Lub teeb daj ntsuab ntsuab (txog 400-550 nanometers). Cov qauv crystal yog tswj hwm los ntawm kev sib txuas lus tsis muaj kev sib cuam tshuam ntawm cov lwg me me, xws li cov van der waals rog thiab Π stacking. Nws muaj ntau yam kev siv, feem ntau yog siv ua cov tshuaj tiv thaiv kab mob tshuaj tiv thaiv, UV Tiv Thaiv, tawv nqaij loj hlob txhawb nqa, thiab pleev xim zoo nkauj. Txog kev tsim tshuaj pleev ib ce, nws tuaj yeem txhim kho cov tshuaj antioxidant, cov txiaj ntsig ntxuav hniav dawb, muab cov neeg tau txais txiaj ntsig zoo ntawm cov khoom lag luam, muab cov neeg siv khoom nrog cov kev paub zoo dua qub thiab kev zoo nkauj.
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Tshuaj Cov Qauv |
C14H12S |
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Muaj pes tsawg leej |
212 |
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Molecular hnyav |
212 |
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m/z |
212 (100.0%), 213 (15.1%), 214 (4.5%), 214 (1.1%) |
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Kev Ntsuam Xyuas |
C, 79.20; H, 5.70; S, 15.10 |
4, 6-Dimethllibenpenuleliophia yog ib cov organic sulphur compound nrog cov khoom muaj nuj nqis thiab tshawb xyuas tus nqi. Nws qhov kev tshawb pom thiab kev tshawb fawb yog ze ze rau kev txhim kho ntawm Petrochemistry, ib puag ncig science thiab catalytic science. Cov hauv qab no yog kev qhia los ntawm cov kev qhia zoo xws li nws cov tshuaj tshawb xyuas cov tshuaj, tshawb pom cov khoom lag luam thiab cov ntawv thov kev kawm.
Cov qauv tshuaj soj ntsuam thiab naming
Cov mis molecular ntawm 4,6-DMDBT yog C₁₄H₁₂S thiab nws cov molecular hnyav yog 212.31. Nws cov qauv siv tshuaj muaj ob lub pob tw uas yog leej twg los ntawm Sulphural atoms los ua ib pab methazotchene pob txha, nrog cov methyl pab pawg txuas rau txhua ntawm 4 thiab 6th cov pa roj atoms. Tus qauv no tau xaus nws nrog tshwj xeeb lub cev pob txha, xws li lub siab yaj (153-157 degree), thiab qis solubility), thiab qis solub, ua rau nws muaj nyob rau hauv ib daim ntawv ruaj khov hauv cov roj av.
Kev Tshawb Nrhiav Tom Qab thiab Tshawb Nrhiav Thaum Ntxov
Kev tshawb fawb ntawm cov Sulphur cov tebchaw hauv petrochemicals
Hauv nruab nrab ntawm lub xyoo pua 20, nrog kev lag luam qeeb ntawm cov roj av kev lag luam, muaj cov neeg tuaj ntawm cov neeg tuaj noj tub rog Sulphur hauv cov roj av maj mam nyiam nyiam. Cov neeg tuaj noj tub rog Sulfur tsis yog cuam tshuam rau cov roj zoo tab sis tseem tso tawm cov sulfur dioxide thaum lub sij hawm sib txuas, muaj teeb meem ib puag ncig xws li cov kua qaub. Yog li ntawd, kev tshawb fawb txog kev sib cais, txheeb xyuas thiab tshem tawm cov thev naus laus zis ntawm cov leej faj hauv roj av tau dhau los ua cov ncauj lus kub.
Qhov kev tshawb pom ntawm Dibenzothiophene tebchaw
Dibenzothiophene (DBT), ib tus tubrug ib txwm -}} muaj cais tawm hauv roj av, tau raug cais tawm thaum ntxov thaum pib ntawm 20 xyoo pua 20. Nrog kev nce qib ntawm kev ntsuas tshuaj, cov neeg tshawb nrhiav tau pom tias muaj ntau yam derivatives ntawm DBT hauv roj av. Ntawm lawv, 4,6-dmdbt tau nyiam ntau dua vim nws qhov hluav taws kub siab tiv thaiv (nyuaj hauv kev tshem tawm).
Thawj sib cais thiab txheeb xyuas ntawm 4,6-dmdbt
Nyob rau lub xyoo pua 20, dhau los ntawm kev ua si siab ua kua chromatography (GC}}} dmdbt los ntawm roj av feem. Nws cov qauv tau lees paub los ntawm cov hau kev xws li kev sib nqus Nuclear (NMR) thiab x-roor diffraction.
Kev Tshawb Fawb Kev Kawm thiab Kev Tshawb Fawb
Vim yog cov stacer cuam tshuam ntawm nws pawg methyl, 4,6-dmdbt ua rau cov sulphur at aus, yog li ua "tawv ncauj molecule" hauv Hids cov kev tshem tawm. Cov kev tshawb fawb tau qhia tias ib txwm ua catalysts (xws li como / al₂o₃, nimo / al₂o₃) muaj cov kws tshawb nrhiav tsawg dua los tsim cov catalalys thiab cov tshuaj tiv thaiv.
Txhawm rau txhim kho cov hds efficiency ntawm 4,6-DMDBT, xws li txhawb nqa nickalphide (it) 4,6-dmdbt ntawm qhov chaw catalyst tau qhia, muab cov lus qhia theoretical rau catalyst tsim.
Nyob rau hauv xyoo tsis ntev los no, kev nce qib tau ua rau hauv kev tshawb fawb ntawm microbial degradation ntawm 4,6- dmdb. Piv txwv li, qee hom kev sib tw ntawm kev ua yeeb yam ntawm kev ua yeeb yam 4,6-dmdbt los ntawm cov khoom siv metabolt xws li methylbenzahotiophia-2, 3-dione. Qhov kev tshawb fawb no muab cov tswv yim tshiab rau kev siv tshuab desulfurization.
Kev siv cov ntaub ntawv thiab cov kev cuam tshuam ib puag ncig
Qhov kev thov rau ultra -} Lub Tshuab Cua Desulfur
Nrog nce strict strict ib puag ncig cov kev cai, cov lus faj sulfur cov ntsiab lus hauv cov neeg SENYEL tau qis dua 10} Roj av, nws txoj kev tshem tawm tau zoo tau dhau los ua tus yuam sij rau ultra-tob desulfurization technology.
Kev txhim kho ntawm cov txheej txheem desulfurization tshiab
Txhawm rau daws cov kev cov nyom ntawm 4,6-dmdbt, cov txheej txheem muaj kev kho mob desulfurization, etc. ntawm cov adsorburization (etc. Cov pa roj carbon), thiab muaj qhov zoo ntawm kev ua haujlwm me me thiab kev siv hluav taws xob tsawg.
Kev Noj Qab Haus Huv Ib Cheeb Tsam thiab Kev Noj Qab Haus Huv
4,6-dmdbt yuav tso tawm cov sulfur dioxide thiab polycyclic aromatic hydrocarbons (PAHS) thaum lub sijhawm kev sib txuas ua ke thiab kev mob nkeeg. Yog li ntawd, txo cov ntsiab lus ntawm 4,6-dmdbt hauv cov khoom lag luam roj av yog qhov tseem ceeb rau kev txhim kho huab cua zoo thiab txo qhov kev pheej hmoo ntawm cov kua qaub.
Kev Tshawb Fawb Yav Tom Ntej
Kev tshawb nrhiav thiab kev txhim kho ntawm high - kev ua tau zoo catalicts
Kev tshawb fawb yav tom ntej tseem yuav ua txuas ntxiv rau kev txhim kho HDS catalysts, tshwj xeeb tshaj yog xaiv cov lus teb nyuaj xws li 4,6-DMDBT.
Hauv -}}}}}}}}} kev tshawb nrhiav txheej txheem
Los ntawm -} Sitr cov txheej txheem (xws li kev sib tw sib txawv ntawm 4,6 1} {{1} {{1}.
Daim ntawv thov muaj kev lag luam ntawm biological desulfurization technology
Kev tshawb fawb ntawm microbial degradation ntawm 4,6- dmdbt tseem nyob hauv chav kuaj. Nyob rau yav tom ntej, teeb meem xws li lim ruaj ruaj, tus nqi tshuaj thiab cov txheej txheem teev-up yuav tsum daws cov kev lag luam muaj roj ntsha ntawm roj ntsha desulfurization technology.
Tshuaj Synthesis Cov Qauv
Cov txheej txheem hluavtaws siv tau 3-methylcyclohex-2-enone raws li cov khoom siv raw
Txoj kev no npaj 2- bromo-3-MethylfphyloHyloHyloChexa-} {4 4} 4, 6-dimethyl-1,2,3, 4-tetrahydrothenzothene. Qhov nruab nrab no yog hydrogenated nrog zinc thiab trifluoroacetic acid los tsim 4, 6-dauv,
Kev tsom xam ntawm cov kauj ruam tseem ceeb
Coorugated ntxiv cov tshuaj tiv thaiv:Trimethylaluminium reacts nrog 2-bromo-2-cyclohexene-1-ib nyob rau hauv catalysis ntawm tooj liab qab los ua cov tshuaj tiv thaiv tseem ceeb rau cov kev sib txuas ntxiv.
Coupling thiab Kev Ua Yeeb Yam:Lub coupling tshuaj tiv thaiv ntawm lub intermediate nrog 2-methylthiophenol thiab cov kev cuam tshuam kev tiv thaiv mediated los ntawm polyphosphoric acid koom ua ke tsim lub Dibenzothiophene skeleton.
Hydrogenation thiab dehydrogenation Resions:Lub hydrogenation thiab dehydrogenation cov kauj ruam ntawm Hexahydino cov lus qhuab qhia, ua kom zoo nkauj cov khoom lag luam los ntawm kev tswj hwm cov tshuaj tiv thaiv.
Kev lag luam tam sim no
Kev ua kom zoo ntawm cov txheej txheem ntau lawm
Catalanyst cov cab kuj hloov kho cab kuj:Kev npaj ntawm Alₓzr₁₀₀ Caij Nplooj Ntoos Hlav ₓ Cov nroj tsuag sib txawv ntawm cov txheej txheem sib txawv tuaj yeem txhim kho hydrodesulfurpurization kev ua tau zoo ntawm cov catalyst. Kev tshawb fawb qhia tau hais tias kev qhia ntawm Zro₂ tuaj yeem txhim kho cov dispersion thiab txo ntawm cov nimos theem thiab ua kom zoo ntawm lub cev ntawm cov catalyst.
Cov Tshuaj Tiv Thaiv Kev Tshawb Fawb:Nyob rau hauv teb rau lub nqus hydrodesulffurization yuav tsum tau ntawm 4,6-dmdbt, cov kws tshawb nrhiav tsis tu ncua kub, thiab hydrogen ntws mus txhim kho cov txiaj ntsig thiab kev ua kom dawb huv ntawm cov khoom lag luam.
Cov neeg tsim khoom loj thiab muaj peev xwm ntau lawm
Tam sim no, ntau cov kev lag luam tshuaj lom neeg hauv tsev thiab txawv teb chaws muaj peev xwm ntau lawm ntawm 4,6 {} dmdb. Piv txwv li, Wuhan Xiney Chemical Technology Co., Ltd. Kilograms ntawm 4.6-DMDBT txhua xyoo thiab cov khoom siv rau ntau cov lag luam hauv tsev loj. Lub tuam txhab tau ua tiav R & D cov hauv paus thiab ntau lawm cov hauv paus ntau ntau lawm, nrog kev tsim khoom ntau lawm, nrog kev tsim khoom ntau lawm los ntawm kev ntsuas kom loj.
Tswjhwm Thiab Cov Qauv
Purity thiab impurity tswj
Lub purity ntawm industrial -} {{4 4} {%, thiab qee qhov siab}}}}}}}}} Thaum lub sijhawm cov txheej txheem ntau lawm, lub purity ntawm raw cov ntaub ntawv, cov tshuaj tiv thaiv thiab cov txheej txheem kev khooshu raug tswj hwm kom txo qis tiam ntawm kev tsis sib xws. Piv txwv li, kev coj dawb huv ntawm cov khoom tuaj yeem txhim kho ntxiv los ntawm cov hau kev xws li Recrystallogy thiab Chromatographic sib cais.
Kev Ntsuam Xyuas thiab Kev Tshawb Nrhiav Txoj Kev
Lub purity, tus qauv thiab cov ntsiab lus los ntawm kev ua kua chromatography (HPLC), roj av zoo li qub Cov hau kev no muaj qhov zoo ntawm kev rhiab siab thiab muaj kev daws teeb meem siab, uas tuaj yeem ua kom paub tseeb tias cov khoom lag luam zoo raws li cov qauv.
Kev Nyab Xeeb Kev Nyab Xeeb thiab Kev Nyab Xeeb ib puag ncig
Kev Nyab Xeeb Ntau Lawm
Cov txheej txheem ntau lawm ntawm 4,6-DMDBT koom cov tshuaj muaj kev phom sij xws li cov tshuaj lom neeg, cov tshuaj lom thiab tsis zoo, thiab nws yog ib qho tsim nyog yuav tsum ua rau muaj kev nyab xeeb ntau lawm. Piv txwv li, hauv kev ua haujlwm ntawm cov nkoj tiv thaiv thiab lwm yam xws li kev tiv thaiv kev tiv thaiv kev nyab xeeb thiab tshuaj lom kom ua kom muaj kev nyab xeeb ntawm cov neeg ua haujlwm thiab ib puag ncig.
Kev tiv thaiv ib puag ncig kev tswjfwm thiab khib nyiab kho
Cov dej khib nyiab, khib nyiab thiab cov khoom seem uas tau tsim tawm thaum lub sijhawm cov txheej txheem ntau lawm yuav tsum tau kho kom zoo. Piv txwv li, cov dej khib nyiab tuaj yeem raug rho tawm rau cov qauv los ntawm kev kho biochemical, membrane sib cais thiab lwm yam thev naus laus zis. Cov roj khib nyiab tuaj yeem huv thiab kho los ntawm cov hau kev xws li adsorption thiab catalytic combustion. Cov khib nyiab tsis tuaj yeem tso cai rau cov kev tsim nyog rau cov koog uas muaj peev xwm ua kom muaj kev nyab xeeb.
Cov tshuaj tiv thaiv tsis zoo
4,6 {- dimethlibenibenpenibenchothere (tus lej xov tooj: 1207 {{₁₄ s molecular hnyav ntawm 212.31 g / mol. Nws cov tsos yog lub teeb daj crystalline khoom, nrog lub ntsiab lus melting ntawm 153-157℃ntawm txog 312℃c, thiab ntom ntawm 1.14-1.18 g / cm. Cov tshuaj no tau muaj dav tau kawm ua tus sulphur-muaj cov qauv sib xyaw ua qauv hauv kev lag luam roj av. Vim yog cov ntaub thaiv npog ntawm nws ob me me cov atoms, nws yog qhov nyuaj kom tshem tawm cov txheej txheem hydrogenization desulfurization, ua rau cov tshuaj sib tw hauv lub roj av ntawm cov roj av desulfurization.
Cov nyom tshwm sim hauv qab mob kis
Qhov ncauj toxicity
Cov kev sim tsiaj tau pom tias kev mob siab rau ntawm lub ncauj ntawm 4,6-dimethlaslibencelbenzotheriophene yog tsawg
Cov Qauv Cov Qauv: Cov LD ntawm ib qho ntawm ib qho ntawm kev tswj hwm qhov ncauj yog 2000 mg / kg, uas belongs rau cov tshuaj lom tsawg.
Cov Kev Qhia Cov Teebmeem Kev Qhia: Qhov siab - pa ib pab pawg (ntau dua lossis sib npaug, uas tau rov qab los ntawm 24 teev tsis muaj kev tuag.
Kev sib tw mechanism: Qhov kev sib cuam tshuam ntawm sulfur atoms thiab zom mucosa yuav ua rau cov roj me me, tab sis cov tshuaj me me txo nws cov kev cuam tshuam.
Inhalation kis
Tam sim no, tsis muaj kev kawm txog kev mob tohalation ncaj qha rau 4,6- dimethlibenpenibenchohoolene yuav ua rau cov txiv ntoo zoo sib xws:
Qauv twv ua ntej: raws li molecular hnyav thiab volatility, nws vapor siab yog tsawg kawg (txog 0.0001 mmHg ntawm 25℃c), thiab nqus tau txoj kev phom sij yog los ntawm hmoov av.
Kev tshawb nrhiav kev ua piv txwv: Raug rau cov hmoov av los ntawm Dibenzothiophene (DBROYDBARMARZOTHENE tuaj yeem txo cov roj carmonary alveolar tso nyiaj rau methyl dua.
Kev Hu Rau Ntawm Daim Ntawv
Daim tawv nqaij khaus: thaj kev xeem pom tias 0.1%% concentration daws tsis tau, tab sis ntev}} {}}}}}}}}}}}}}}}}}}}} Lub sijhawm puas tsuaj vim muaj kev sib txhuam.
Qhov muag khaus: Tom qab txaws mus rau hauv lub qhov muag, 0.5% kev daws teeb meem me me corpunctival ntawm luav qhov kev sim, uas yog tsis pub dhau 24 teev uas tsis muaj pob txha ua puas.
Cim npe nrov: 4,6-Dimethllibenpenzapiophia Cas 1207-12-1, Cov Chaw Tsim Tshuaj, Chaw Tsim Tshuaj, Chaw Tsim Tshuaj, Lag Luam Wholesale, Yuav, nqe, loj, rau muag