N,N{0}}Dimethylanilineyog ib qho organic compound, CAS 121-69-7, Cov tshuaj formula yog C8H11N. Nws yog lub teeb daj oily kua nrog tsis muaj zog alkalinity, tov nrog picric acid, insoluble nyob rau hauv dej, soluble nyob rau hauv cov organic solvents xws li ethanol, ether, chloroform, acetone, benzene, thiab lwm yam. Feem ntau yog siv los ua ib tug dye intermediate rau zus tau tej cov vanillin, azo dyes, triphenylsethana assolutil dyes, triphenylmethane assolution. reagents, thiab lwm yam. Nrog nws cov khoom siv tshuaj lom neeg tshwj xeeb thiab kev ua haujlwm ntau, nws tau dhau los ua tus choj txuas rau kev lag luam xws li dyes, pharmaceuticals, fragrances, thiab tshuaj tua kab. Nrog rau kev sib sib zog nqus ntawm ntsuab chemistry thiab cov ntsiab lus kev txhim kho kom ruaj khov, nws daim ntawv thov kev lag luam yuav nthuav dav ntxiv, xws li ua kom pom muaj peev xwm hauv cov teb tshiab xws li photocatalysis thiab biomedicine.
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Tshuaj Formula |
C8H11N |
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Exact Mass |
121 |
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Molecular Luj |
121 |
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m/z |
121 (100.0%), 122 (8.7%) |
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Elemental Analysis |
C, 79.29; H, 9.15; N, 11.56 |
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N,N{0}}Dimethylaniline(C8H11N, CAS NO. raws li dyes, pharmaceuticals, fragrances, thiab tshuaj tua kab.
1. Cov ntaub ntawv tseem ceeb rau cov khoom siv yooj yim thiab alkaline dyes
Nws yog cov khoom siv tseem ceeb rau kev tsim cov tshuaj triphenylmethane dyes (xws li alkaline ntshav 5BN, alkaline ntsuab) thiab azo dyes (xws li alkaline teeb daj, ci liab 5GN). Noj alkaline kev sib tw daj O (CI alkaline daj 2) ua piv txwv, nws cov synthesis yuav tsum muaj kev sib txuas cov tshuaj tiv thaiv nrog diazonium ntsev ntawm p-aminobenzenesulfonic acid kom kawg tsim cov xim molecules nrog cov xim siab thiab lub teeb muaj zog. Hom dye no tau siv dav rau dyeing textile fibers xws li paj rwb, linen, thiab txhob lo lo ntxhuav, nrog rau cov ntawv xim thiab tawv, nrog rau kev thov txhua xyoo rau ntau tshaj 15% ntawm lub ntiaj teb dye lag luam.
2. Synthesis ntawm photosensitive dyes thiab cov khoom siv
Hauv cov khoom siv kho qhov muag, methylene xiav (CI Basic Blue 9) tuaj yeem npaj los ntawm nitrosation cov tshuaj tiv thaiv los tsim para nitroso-N, N-dimethylaniline, uas yog ntxiv oxidized thiab condensed. Cov xim no tsis yog tsuas yog siv rau kev siv tshuaj lom neeg thiab tshuaj tua kab mob, tab sis kuj yog cov khoom tseem ceeb ntawm cov ntaub ntawv photochromic. Nws lub teeb teb lub sij hawm yuav luv luv rau microseconds, thiab nws yog siv nyob rau hauv teb xws li ntse iav thiab optical cia li. Tsis tas li ntawd, derivatives ntawm N, N-dimethylaniline (xws li 4-amino-N, N-dimethylaniline) tuaj yeem siv los ua cov duab hluav taws xob los txhim kho kev ua kom zoo ntawm UV curable coatings, nce hardness ntawm txheej los ntawm 2H mus rau 4H thiab nce qhov hnav tsis kam los ntawm peb zaug.
1. Synthesis ntawm cov tshuaj tua kab mob thiab tshuaj sulfonamide
Nws yog ib qho tseem ceeb nruab nrab ntawm cephalosporin V. Thaum lub sij hawm cov txheej txheem synthesis, nws methyl amino pawg yog nkag mus rau hauv lub cephalosporin nucleus los ntawm nucleophilic hloov cov tshuaj tiv thaiv, tsim cov tshuaj tua kab mob molecule nrog ib tug - lactam ring qauv, uas tsub kom lub inhibitory kev tiv thaiv ntawm Gram zoo kab mob los ntawm 50%. Tsis tas li ntawd, nws kuj tseem siv los ua cov tshuaj sulfonamide xws li sulfamethoxazole, uas ua rau cov kab mob tua kab mob los ntawm kev thaiv cov kab mob folate metabolism hauv, nrog rau kev kho mob ntau dua 85%.
2. Kev tshawb fawb thiab kev txhim kho ntawm cov tshuaj tiv thaiv kab mob -cov qog thiab tshuaj tiv thaiv kab mob
Nyob rau hauv lub synthesis ntawm Flucytosine, raws li ib tug catalyst, nws txhawb fluorination cov tshuaj tiv thaiv ntawm lub pyrimidine nplhaib, ua rau kom purity ntawm cov khoom los ntawm 90% mus rau 98% thiab txo cov kev phiv tshuaj. Nws cov derivative 4-amino-N, N-dimethylaniline kuj tuaj yeem siv los ua cov tshuaj tiv thaiv qog Mitoxantrone. Nws tuaj yeem cuam tshuam qhov kev loj hlob ntawm cov qog hlwb los ntawm embedding ob kab ntawm DNA, nrog rau tus nqi zoo ntawm 60% rau mob qog noj ntshav thiab lymphoma.
Kev lag luam txuj lom: Tshuaj Synthesis ntawm Ntuj txuj lom
1. Loj loj ntau lawm ntawm vanillin
Nws yog ib qho tseem ceeb nruab nrab ntawm cov synthesis ntawm vanillin. Siv guaiacol ua raw khoom, vanillin thaum kawg yog tsim los ntawm cov kauj ruam xws li nitrosylation thiab oxidation - txo. Cov txheej txheem no txo tus nqi ntawm vanillin los ntawm $ 5000 ib kilogram rau natural extraction mus rau $ 20 ib kilogram rau tshuaj synthesis, ua vanillin yog ib lub ntiaj teb no cov txuj lom loj tshaj plaws manufacturers nrog rau ib xyoos twg ntawm tshaj 20000 tons. Nws yog dav siv hauv cov khoom noj, tshuaj pleev ib ce, thiab cov khoom siv tshuaj txhua hnub.
2. Synthesis ntawm lwm yam txuj lom
Nws kuj tseem siv tau los ua cov tshuaj tsw qab xws li ethyl vanillin thiab coumarin. Piv txwv li, nyob rau hauv lub synthesis ntawm ethyl vanillin, nws ua raws li ib tug catalyst los txhawb cov tshuaj tiv thaiv ethylation, ua rau cov khoom yield los ntawm 60% mus rau 85% thiab ob npaug rau cov aroma siv.
1. Intermediate ntawm fungicides thiab herbicides
N,N{0}}Dimethylanilineyog lub hauv paus nruab nrab ntawm fungicides xws li Dexon. Dikesong zoo tiv thaiv thiab kho cov qoob loo hauv paus rot thiab Fusarium wilt los ntawm inhibiting cov kab mob ua pa enzyme ntawm cov kab mob pathogenic, nrog rau kev soj ntsuam kev tiv thaiv thiab tswj cov nyhuv ntawm ntau dua 90%. Tsis tas li ntawd, nws cov derivatives tuaj yeem siv los tsim cov tshuaj tua kab mob 2,4-D (2,4-dichlorophenoxyacetic acid). Los ntawm simulating qhov cuam tshuam ntawm cov nroj tsuag kev loj hlob hormone ntawm cov nroj tsuag kev loj hlob, tua tus nqi ntawm broad-leaved nroj tuaj yeem ncav cuag 95%, thiab nws yog ib puag ncig tus phooj ywg.
2. Synthesis ntawm kab pheromones thiab attractants
N. derivatives ntawm N-dimethylaniline (xws li N, N-dimethyl-1-naphthylamine) tuaj yeem ua cov khoom ua ntej rau kab pheromones, siv rau kev sib txuas ntawm kev sib deev attractants, cuab kev ua liaj ua teb kab (xws li paj rwb bollworms thiab pob kws borers), txo kev siv tshuaj tua kab ntau dua 0% ntawm kev siv tshuaj tua kab. kev ua liaj ua teb.
Analytical Chemistry thiab Functional Materials: Precise Detection and Performance Optimization
1. Kev tsim kho cov tshuaj analytical reagents thiab kev tshawb nrhiav
Nws yog tus qauv reagent rau kev kuaj xyuas cov tshuaj xws li methanol, hydrogen peroxide, nitrate, thiab lwm yam. Piv txwv li, hauv kev kuaj methanol, nws reacts nrog methanol nyob rau hauv acidic tej yam kev mob los tsim ib tug ntshav complex, thiab cov ntsiab lus methanol tuaj yeem txiav txim ntau npaum li cas los ntawm txoj kev colorimetric nrog kev kuaj pom tsawg li 0.1 ppm. Tsis tas li ntawd, nws tseem tuaj yeem siv rau kev txiav txim siab colorimetric ntawm nitrite, nrog rau qhov rhiab heev ntawm 0.01mg / L, dav siv hauv kev saib xyuas dej zoo thiab kuaj zaub mov.
2. Kev txhim kho kev ua haujlwm ntawm cov khoom siv
Nyob rau hauv lub tshav pob ntawm epoxy resin curing, N, N-dimethylaniline ua tus txhawb nqa tuaj yeem txo qhov kub ntawm qhov kub ntawm 150℃mus rau 80 degree, txo lub sijhawm kho ntawm 4 teev mus rau 1 teev, thiab txhim kho cov cua sov ua haujlwm thiab lub zog ntawm cov khoom siv. Nyob rau hauv kev kho ntawm polyester resin, cov txheej txheem curing muaj li ntawm benzoyl peroxide (BPO) tuaj yeem ua rau qhov sib txawv ntawm cov resin los ntawm 50% thiab hardness ntawm 3H mus rau 5H.
Lwm daim ntawv thov kev lag luam: multifunctionality ntawm cov kuab tshuaj thiab cov nruab nrab
1. Cov kuab tshuaj ua haujlwm siab thiab cov extractants
Vim nws qhov kub kub taw tes (193.1 degree) thiab zoo solubility, nws yog siv los ua cov kuab tshuaj rau cov xim thiab inks, nrog rau cov cab kuj rau hlau preservatives. Piv txwv li, nyob rau hauv lub nkoj los tiv thaiv xeb xim, nws muaj peev xwm yaj los tiv thaiv xeb pigments xws li zinc hmoov thiab zinc phosphate los ua ib tug uniform txheej, ncua lub anti{2}}corrosion lub neej mus rau ntau tshaj 10 xyoo.
2. Qhov nruab nrab ntawm cov khoom tawg thiab cov tshuaj tiv thaiv
Nws tuaj yeem siv los ua ib qho nruab nrab rau kev tsim cov khoom tawg xws li TNT (trinitrotoluene). Los ntawm kev qhia cov pab pawg nitro los ntawm cov tshuaj tiv thaiv nitration, 2,4,6-trinitro-N, N-dimethylaniline yog tsim, uas tuaj yeem txo qis ntxiv kom tau txais TNT nrog lub zog tawg ntawm 3500 kJ / kg. Nws yog dav siv nyob rau hauv tub rog thiab mining teb.
Ib txoj kev npaj tas mus li ntawmN,N{0}}Dimethylaniline, uas yog tus cwj pwm hauv qhov ntawd, nrog cov kua qaub so42-/zro2 ua catalyst, methanol thiab aniline undergo gas-phase catalytic cov tshuaj tiv thaiv hauv tubular reactor, thiab cov khoom tau txais cov tshuaj tiv thaiv yog sib cais los ntawm distillation kom tau n, N-dimethylaniline.
Cov kauj ruam tshwj xeeb ntawm txoj kev yog:
Cov kua qaub so42-/zro2 catalyst yog ntxiv rau hauv tubular reactor, thiab cov aniline nyoos thiab methanol yog rhuab thiab vaporized ua ntej yuav txuas mus rau hauv tubular reactor. Cov roj sib xyaw uas tsim los ntawm cov pa roj- theem catalytic cov tshuaj tiv thaiv yog condensed rau hauv phau ntawv tshuaj kom tau cov khoom nyoos ntawm N, N-dimethylaniline;
Cov khoom nyoos ntawm N, n-xylidine tau txais nyob rau hauv kauj ruam (1) yog ntxiv rau sab kab rectification ntauwd rau lub tshuab nqus tsev rectification thiab sib cais. Sab kab tawm ntawm sab kab rectification ntauwd yog n, n-xylidine nrog cov ntsiab lus Ntau dua lossis sib npaug li 99.1wt%, cov tshuaj methanol aqueous tau txais nyob rau sab saum toj ntawm sab kab rectification ntauwd, thiab cov paug tawm hauv qab ntawm sab kab rectification ntauwd yog cov sib xyaw uas muaj N, n-xylidine;
Cov tshuaj methanol aqueous tau txais los ntawm sab saum toj ntawm sab kab rectification ntauwd yog ntxiv rau cov pej thuam rectification, thiab cov methanol tau txais los ntawm sab saum toj ntawm lub rectification ntauwd yog siv los ua raw khoom tom qab rectification thiab sib cais.
Cov lus nug nquag
N, N -Dimethylaniline siv rau dab tsi?
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N,N-Dimethylaniline yog siv los ua qhov nruab nrab hauv kev tsim cov dyes thiab lwm yam khoom. Mob (luv-lub sij hawm) nqus tau pa rau N,N-dimethylaniline tau ua rau muaj kev cuam tshuam rau hauv nruab nrab paj hlwb (CNS) thiab cov hlab ntsha, nrog mob taub hau, cyanosis, thiab kiv taub hau ntawm tib neeg.
Dab tsi yog n{0}}dimethylaniline?
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N,N-Dimethylaniline (DMA) yog ib qho organic tshuaj compound, hloov pauv derivative ntawm aniline. Nws yog tertiary amine, uas muaj cov pab pawg dimethylamino txuas nrog phenyl pawg. Cov kua roj no tsis muaj xim thaum ntshiab, tab sis cov qauv lag luam feem ntau daj.
Kev ceev faj txog kev nyab xeeb rau N,N-Dimethylaniline yog dab tsi?
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TSEEM CEEB TSEEM CEEB: Tshem tawm cov dej ntws los yog qhov chaw xau hauv txhua qhov kev qhia kom tsawg kawg 50 meters (150 ko taw) rau cov kua dej thiab yam tsawg 25 meters (75 ko taw) rau cov khib nyiab. Tshaj tawm los ntawm ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]: MALL FIRE: Dry chemical, CO2 or water spray.
Cim npe nrov: n,n-dimethylaniline cas 121-69-7, lwm tus neeg, manufacturers, hoobkas, lag luam wholesale, yuav, nqe, tej, kev muag khoom