4-Propylphenylboronic acid, tseem hu ua propylphenylboronic acid los yog 4-n-propylphenylboronic acid, yog ib qho tshuaj organic uas muaj kev siv dav hauv kev tshawb fawb biochemical thiab kev tsim khoom lag luam. CAS 134150-01-9, Molecular formula C9H13BO2, dawb los yog tawm dawb hmoov. Me ntsis soluble hauv dej, soluble hauv ethanol, dimethylformamide, thiab dichloromethane. Nws yog cov kua qaub uas tsis muaj zog uas tuaj yeem hnov mob nrog qee cov nucleophilic reagents, xws li Grignard reagent, organolithium reagent, thiab lwm yam, los tsim cov khoom sib txuas. Nws tseem tuaj yeem ua rau Suzuki Miyaura sib txuas cov tshuaj tiv thaiv nrog lwm cov organic compound (xws li aldehyde, ketone, acid, thiab lwm yam) los ua ke cov organic molecules uas muaj cov tshuaj tsw qab.
Yuav siv tau los npaj 9,9'- anthracene derivatives 10,10' - di (4-propyl) phenyl-9,9' - anthracene. Anthracene yog ib yam khoom siv fluorescent, uas feem ntau yog siv los ua tus thawj coj los txhim kho nws cov khoom los ntawm ntau yam khoom siv. Anthracene derivatives muaj qhov zoo ntawm fluorescence quantum efficiency, zoo zaj duab xis-forming zog, thiab siab stability. Nws tuaj yeem siv los ua cov khoom siv raw rau Suzuki coupling cov tshuaj tiv thaiv, reacting nrog halogenated hydrocarbons thiab lwm cov tebchaw los tsim cov organic tebchaw nrog cov qauv tshwj xeeb.
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C.F |
C9H13BO 2 |
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E.M |
164 |
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M.W |
164 |
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m/z |
164 (100.0%), 163 (24.8%), 165 (9.7%), 164 (2.4%) |
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E.A |
C, 65.91; H, 7.99; B, 6.59; O, 19.51 |
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Kev ruaj ntseg
Lub cev ruaj khov
4-propylphenylboronic acidua pov thawj zoo heev lub cev stability nyob rau hauv qhuav thiab kaw tej yam kev mob. Nws melting point yog li ntawm 89 mus rau 97 degree, qhia tias nws nyob rau hauv ib tug ruaj khov lub xeev nyob rau hauv lub chav tsev kub thiab yog tsis nquag mus rau theem hloov. Thaum lub sij hawm cia, nws yuav tsum tau zam los ntawm siab - qhov kub thiab txias ib puag ncig raws li nws kwv yees qhov kub ntawm qhov kub ntawm 299.1 ± 33.0 degree, thiab qhov kub thiab txias yuav ua rau decomposition lossis volatilization. Tsis tas li ntawd, cov khoom no yog rhiab heev rau cov av noo thiab yuav tsum tau muab kaw cia kom tiv thaiv kom tsis txhob ya raws.
Tshuaj stability
Nyob rau hauv cov nqe lus ntawm kev ruaj ntseg tshuaj, 4-Propylbenzhydrazide yuav tsum tau tiv thaiv los ntawm kev sib cuag nrog muaj zog oxidants (xws li poov tshuaj permanganate), muaj zog acids (xws li hydrochloric acid), thiab hlau ions kom tsis txhob oxidation, acidolysis, los yog kev sib koom tes. Cia hauv qhov chaw tsis zoo (xws li nitrogen) tuaj yeem txuas ntxiv nws lub txee lub neej. Kev sim tau pom tias ntawm -20 degree, nws cov tshuaj tuaj yeem ruaj khov rau 1 lub hlis; thaum nyob ntawm -80 degree, lub sijhawm cia tuaj yeem txuas ntxiv mus rau 6 lub hlis, qhia.
Reactivity stability
Nyob rau hauv Suzuki coupling cov tshuaj tiv thaiv, 4-Propylbenzhydrazide nthuav tawm siab reactivity stability. Cov pab pawg boronic acid tuaj yeem ua tau zoo tsim cov tshuaj biphenyl nrog halogenated aromatics nyob rau hauv qhov kev txiav txim ntawm palladium catalyst, nrog cov txiaj ntsig feem ntau> 85%. Kev taw qhia ntawm cov saw hlau propyl txo cov molecular symmetry thiab txhim kho hydrophobicity, txhawb kev ua kom zoo ntawm cov tshuaj tiv thaiv xaiv. Txawm li cas los xij, thaum lub sijhawm cov tshuaj tiv thaiv, kev tswj xyuas nruj ntawm qhov kub (80-100 degree) thiab kev tiv thaiv nitrogen yog tsim nyog.
4-Propylphenylboronic acidyog ib qho organic boron compound nrog cov mis molecular C₉H₁₃BO₂. Nws zoo nkaus li dawb rau tawm - cov hmoov dawb thiab muaj ntxhiab tsw. Cov boronic acid pawg (-B(OH)₂) nyob rau hauv nws cov molecule endows nws muaj tshuaj lom neeg cov khoom, uas yog dav siv nyob rau hauv cov ntaub ntawv science, tshuaj synthesis, thiab biomedical teb. Txawm li cas los xij, nws muaj peev xwm noj qab haus huv thiab ib puag ncig txaus ntshai xav kom cov neeg siv ua raws li cov lus qhia kev nyab xeeb. Cov hauv qab no yog ib qho kev piav qhia los ntawm tsib yam: kev tiv thaiv tus kheej, cov qauv kev ua haujlwm, kev cia khoom, kev tuav xwm txheej ceev, thiab kev tswj cov khib nyiab.
Cov txheej txheem ua haujlwm
Qhov yuav tsum tau muaj cua tshuab
Txhua txoj haujlwm yuav tsum tau ua nyob rau hauv lub fume hood los yog lub hauv paus tso pa system kom ntseeg tau tias huab cua ncig. Cov huab cua tshaj tawm ntawm lub fume hood yuav tsum siab dua los yog sib npaug li 0.5m / s, thiab cov pa ua haujlwm yuav tsum tau kuaj tsis tu ncua. Yog tias ua haujlwm hauv qhov chaw qhib, siv lub tshuab tso pa tawm kom tswj tau cov cua ntws.
Tsis txhob tiv tauj thiab nqus pa
Nws yog txwv tsis pub kov cov khoom ncaj qha nrog tes. Siv cov cuab yeej tshwj xeeb los coj cov qauv. Ua qhov hnyav hauv fume hood kom tsis txhob muaj plua plav dispersion. Thaum lub sijhawm ua haujlwm, tsis txhob noj, haus luam yeeb, siv tshuaj pleev kom tiv thaiv cov khoom los ntawm qhov ncauj lossis tawv nqaij.
Kev tiv thaiv plua plav
Thaum hloov los yog sib tov cov ntaub ntawv, tuav lawv maj mam kom tsis txhob muaj zog co los yog tipping. Yog tias muaj plua plav tawm, nres tam sim ntawd, npog nrog daim ntaub ntub dej, thiab ntxuav nws. Tsis txhob siv cov txhuam hniav lossis cov cua compressed los cheb, vim qhov no yuav ua rau cov plua plav ya mus.
Kev siv cov khoom siv ua haujlwm, tshuaj tua kab, thiab tshuaj zoo
Kev npaj cov khoom siv ua kua Crystal
4-Propylphenylboronic acid,Nrog nws cov qauv hloov pauv hloov molecular tsis tu ncua, tuaj yeem ua ke rau hauv biphenyl raws li kua siv lead ua monomers los ntawm kev sib txuas lus. Molecules nrog nruj nreem rings thiab saj zawg zog propyl alkyl chains yuav ho txhim khu lub thermal stability ntawm cov khoom siv lead ua kua thiab broaden lub kub kub ua hauj lwm ntau yam ntawm cov kua muaju.
Nyob rau tib lub sijhawm, nws ntxiv dag zog rau cov molecular optical anisotropy, ua rau cov kua siv lead ua kua kom muaj kev cuam tshuam ntau dua photoelectric teb ceev, dav siv hauv kev tsim cov khoom lag luam ua kua muaju, kub tswj cov kua siv lead ua kua, thiab ntse dimming kua siv lead ua raw cov ntaub ntawv, thiab yoog rau ntau yam kua siv lead ua kua siv lead ua cov khoom xav tau.
Synthesis ntawm kev ua liaj ua teb tshuaj tua kab intermediates
Los ntawm kev siv nws tus kheej phenylboronic acid active tshuaj tiv thaiv qhov chaw, nws muaj peev xwm undergo condensation thiab coupling tshua nrog ntau yam heterocyclic tebchaw, zoo synthesizing siab -kawg heterocyclic tshuaj tua kab intermediates xws li pyridine biphenyl thiab pyrimidine biphenyl. Qhov nruab nrab no tau ua tiav ntxiv los tsim cov tshuaj tua kab ua liaj ua teb xws li fungicides, insecticides, thiab herbicides. Lub propyl sab saw qauv tuaj yeem txhim kho qhov kev nkag mus rau thaj chaw muaj peev xwm thiab txuas lub sijhawm khaws cia ntawm cov tshuaj tua kab molecules, txhim khu kev ruaj khov ntawm cov tshuaj siv tau zoo, txo cov tshuaj tua kab tsis muaj zog thiab poob, thiab tsim nyog rau kev tshawb fawb thiab kev tsim tshuaj tua kab ntsuab.
Cov tshuaj zoo kawg nkaus
Hauv kev lag luam tshuaj lom neeg zoo, nws muaj cov ntawv thov nplua nuj thiab tuaj yeem siv los ua cov khoom siv tseem ceeb los ua kom cov huab cua tiv thaiv kev lag luam dyes thiab siab brightness organic fluorescent probes; Tib lub sijhawm, nws tuaj yeem koom tes thiab sib txuas ntau yam organic hlau catalytic ligands siv rau hauv cov tshuaj tiv thaiv catalytic zoo. Lub tshuab hluav taws xob tsim hluav taws xob muaj qhov muaj zog ruaj khov thiab pom tseeb fluorescence teeb liab, thiab tsim nyog rau thaj chaw xws li tshuaj xyuas tshuaj thiab tshuaj lom neeg; Cov organic hlau ligands npaj muaj kev ua haujlwm siab catalytic thiab tuaj yeem txhim kho kev ua tau zoo ntawm ntau yam kev sib txuam zoo thiab cov khoom purity.
Kev cia khoom
Kub thiab Humidity Control
Cov ntaub ntawv yuav tsum muab khaws cia rau hauv qhov chaw kaw, qhuav, thiab qhov chaw txias, tsis txhob tshav ntuj ncaj qha. Nws raug nquahu kom khaws cia ntawm qhov kub ntawm 2-8℃(luv-}lub sijhawm) lossis -20℃(ntev ntev), nrog rau cov av noo tsawg dua lossis sib npaug li 50%. Yog tias cov khoom nyob rau hauv daim ntawv daws teeb meem, kho qhov chaw cia raws li cov khoom hnyav (xws li -80℃rau cov tshuaj acetonitrile).
Kev xaiv ntim ntim
Siv cov iav fwj los yog polyethylene (PE) fwj rau sealing cia. Tsis txhob siv cov thawv hlau (boric acid tuaj yeem ua rau cov hlau). Cov thawv ntim khoom yuav tsum tau sau nrog lub npe khoom, CAS naj npawb (134150-01-9), kev cia khoom, thiab hnub tas sijhawm.
Kev rho tawm thiab tiv thaiv hluav taws
Cov ntaub ntawv yuav tsum tau muab cais los ntawm oxidants (xws li poov tshuaj permanganate), muaj zog acids (xws li hydrochloric acid), thiab zaub mov kom tsis txhob hla - kis kab mob los yog kev tsis sib haum xeeb. Qhov chaw cia khoom yuav tsum tau nruab nrog cov hluav taws tua hluav taws (pom zoo carbon dioxide lossis cov hmoov qhuav qhuav), thiab cov ntawv ceeb toom "flammable solid" yuav tsum tau tshaj tawm.
Kev Tswj Pov Hwm
Classification Collection
Cov khib nyiab yuav tsum tau muab khaws cia raws li kev tiv thaiv ib puag ncig hauv zos, cais raws li cov khoom pov tseg, cov dej khib nyiab, thiab cov thawv tsis huv. Cov khib nyiab khib nyiab yuav tsum tau muab ntim rau hauv ob npaug - cov hnab yas txheej, thiab cov khib nyiab pov tseg yuav tsum tau muab nchuav rau hauv lub thoob ntim cov khoom siv rov ua dua tshiab thiab sau nrog lub cim "khoom khib nyiab".
Kev tuav haujlwm
Nws yog txwv tsis pub tso tawm ncaj qha rau hauv cov kav dej lossis av. Cov pov tseg zoo li no yuav tsum tau ua los ntawm cov tsev kawm ntawv uas muaj peev xwm los tuav cov pov tseg uas muaj kev phom sij. Ua ntej muab pov tseg, daim ntawv "Hloov daim ntawv rau cov khib nyiab pov tseg" yuav tsum tau ua kom tiav, sau cov hom, kom muaj nuj nqis thiab tuav txoj kev pov tseg.
Ntim cov lus qhia
Cov thawv uas muaj kab mob yuav tsum tau muab yaug nrog dej huv peb zaug. Cov dej yaug yuav tsum tau kho raws li pov tseg.
Cov thawv khoob yuav tsum muaj lawv cov ntim pov tseg (xws li xuas lub raj mis), tiv thaiv kev siv tsis raug.
Kev nyab xeeb
Kev phom sij
Kev noj qab haus huv cuam tshuam ntawm nws feem ntau tshwm sim nyob rau hauv mob toxicity. Tsiaj thwmsim qhia tau hais tias nws kwv yees qhov mob qhov ncauj toxicity tus nqi yog 740 mg / kg, uas yog suav hais tias yog ib tug tsawg- tshuaj lom. Txawm li cas los xij, kev sib cuag ncaj qha tuaj yeem ua rau khaus rau ntawm daim tawv nqaij thiab qhov muag, txawm hais tias nws tsis raug cais raws li corrosive lossis ua rau lub qhov muag loj heev, cov khoom siv tiv thaiv (xws li hnab looj tes thiab tsom iav) tseem yuav tsum tau hnav kom txo tau kev pheej hmoo. Kev nqus cov plua plav lossis chav ua pa tuaj yeem ua rau ua pa ua pa. Thaum ua haujlwm, xyuas kom muaj cua zoo.
Ib puag ncig kev phom sij
Kev cuam tshuam ib puag ncig ntawm cov khoom no tseem tsis tau qhia meej meej. Txawm li cas los xij, raws li nws cov khoom siv tshuaj, nws yuav tsum tsis txhob raug tso tawm ncaj qha mus rau hauv dej los yog av. Cov khib nyiab yuav tsum tau ua los ntawm cov chaw tshaj lij los tiv thaiv kev ua qias tuaj. Nws cov ntaub ntawv biodegradability yog txwv, tab sis nws tau kwv yees tias qhov degradation tus nqi hauv ib puag ncig ntuj kuj qeeb, thiab nws yuav tsum tau tswj xyuas kom ceev faj.
Cov lus qhia ua haujlwm kev nyab xeeb
Thaum ua haujlwm 4-propylboronic acid, yuav tsum tau ua raws li cov lus qhia nruj heev. Hais txog kev tiv thaiv tus kheej, ib tus yuav tsum hnav cov tsho hauv chav kuaj, hnab looj tes thiab tsom iav kom tsis txhob muaj tawv nqaij thiab qhov muag. Qhov chaw ua haujlwm yuav tsum tau khaws cia kom zoo-ventilated kom tsis txhob muaj plua plav. Kev khaws cia yuav tsum raug kaw thiab muab tso rau hauv qhov chaw qhuav, txias, deb ntawm qhov hluav taws kub thiab oxidants. Thaum muaj xwm txheej ceev, yog tias muaj dej ntws tawm, siv cov ntaub ntub dej los npog thiab ntxuav nws, thiab tsis txhob siv cov txhuam hniav lossis cov cua compressed los cheb.
4-Propylbenzeneboronic acidyog siv dav hauv kev tshawb fawb thiab kev lag luam, tab sis nws qhov kev chim siab thiab kev pheej hmoo ntawm kev noj qab haus huv tsis tuaj yeem tsis quav ntsej. Cov neeg siv yuav tsum nruj me ntsis tswj qhov kev sim los ntawm tsib yam: kev tiv thaiv tus kheej, cov qauv kev ua haujlwm, kev cia khoom, kev tuav xwm txheej ceev thiab kev tswj cov khib nyiab kom muaj kev nyab xeeb. Nyob rau hauv lub neej yav tom ntej, nrog rau kev loj hlob ntawm ntsuab chemistry thiab precision tshuaj, daim ntawv thov muaj peev xwm ntawm 4-Propylbenzeneboronic acid yuav raug tso tawm ntxiv, tab sis kev ruaj ntseg cov cai yuav ib txwm yuav tsum tau ua ntej rau nws daim ntawv thov.
FAQ
4 Propylphenylboronic Acid yog ib qho classic aromatic boronic acid compound, feem ntau yog ua haujlwm tseem ceeb ntawm lub tsev thaiv rau Suzuki coupling kev cuam tshuam. Nws yog dav siv nyob rau hauv kws tshuaj intermediate synthesis, kua siv lead ua khoom npaj thiab zoo tshuaj ntau lawm. Nws tuaj yeem txhim kho ntau yam biphenyl pob txha pob txha, thiab nws cov propyl sab saw tuaj yeem kho cov lipophilicity thiab kev ruaj ntseg ntawm cov khoom lag luam, ua tau raws li cov kev xav tau ntawm ntau yam siab -purity zoo tshuaj.
Cov khoom siv raw no muaj lub cev ruaj khov thiab cov khoom siv tshuaj lom neeg nrog zoo solubility hauv cov organic solvents. Nws muaj cov yam ntxwv ntawm cov tshuaj tiv thaiv siab thiab muaj zog ua haujlwm pab pawg ua siab ntev nyob rau hauv cross-coupling reactions, uas tuaj yeem txhim kho cov tshuaj tiv thaiv tawm los thiab ua kom yooj yim tom qab- cov txheej txheem sib cais. Piv nrog rau cov khoom zoo sib xws boronic acid, nws cov qauv molecular muaj thermal stability zoo dua, tsis yooj yim rau decompose nyob rau hauv cov pa tshuaj tiv thaiv ib puag ncig, thiab yog haum rau kev soj ntsuam kuaj thiab industrial scale - nce ntau lawm.
Nws yuav tsum tau muab kaw thiab khaws cia rau hauv qhov chaw qhuav, txias thiab tsaus ntuj, khaws cia kom deb ntawm cov dej noo, kub thiab muaj zog oxidizing tshuaj, kom tsis txhob hydrolysis thiab kev ua haujlwm poob qis, thiab tswj nws cov ntsiab lus zoo thiab cov tshuaj tiv thaiv rau kev siv sijhawm ntev -.
Cim npe nrov: 4-propylphenylboronic acid CAS 134150-01-9, lwm tus neeg, manufacturers, hoobkas, lag luam wholesale, yuav, nqe, tej, kev muag khoom