Shaanxi BLOOM Tech Co., Ltd. yog ib qho ntawm cov tuam ntxhab thiab cov muag khoom ntawm benzophenone hmoov cas 119-61-9 hauv Suav teb. Txais tos rau cov lag luam wholesale bulk zoo benzophenone hmoov cas 119-61-9 muag ntawm no los ntawm peb lub hoobkas. Kev pabcuam zoo thiab tus nqi tsim nyog muaj.
Benzophenone hmoovyog dawb thiab ci iab prismatic siv lead ua. Soluble hauv ethanol, ether thiab chloroform, insoluble hauv dej. Nws muaj qab zib saj thiab rose aroma. Cov kua dej cawv ntawm benzophenone tsis ruaj khov hauv lub teeb, thiab nws tuaj yeem tsim Pinot cawv sib txuas. Cov khoom lag luam feem ntau muaj ob lub xeev siv lead ua, Hom A yog prismatic siv lead ua, - Hom A yog ib qho tsis ruaj khov monoclinic siv lead ua, Hom tuaj yeem hloov mus rau Hom. Benzophenone yog ib qho nruab nrab ntawm ultraviolet absorber (absorbing ultraviolet wavelength 290-360 nm) thiab pib, organic pigment, tshuaj, tshuaj tsw qab thiab tshuaj tua kab.
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Tshuaj Formula |
C13H10O |
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Exact Mass |
153 |
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Molecular Luj |
154 |
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m/z |
182 (100.0%), 183 (14.1%) |
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Elemental Analysis |
C, 85.69; H, 5.53; O, 8.78 |
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Benzophenone, nrog rau cov tshuaj formula C13H10O thiab CAS naj npawb 119-61-9, yog ib qho tseem ceeb organic compound. Nws muaj ntau yam tshuaj lom neeg tshwj xeeb thiab muaj qhov dav thiab tseem ceeb ntawm kev siv hauv ntau qhov chaw.
Daim ntawv thov nyob rau hauv daim teb ntawm photopolymerization
(1) Dawb radical UV curable kua roj vanish system
Nws yog ib qho dawb radical (II) photoinitiator uas ua lub luag haujlwm tseem ceeb hauv cov dawb radical UV curable varnish system. Hais txog UV ntoo xim, thaum raug ultraviolet lub teeb, nws tuaj yeem ua rau muaj kev cuam tshuam dawb radical hauv lub cev, ua rau cov xim ntoo kom kho tau sai thiab tsim ib qho nyuaj thiab hnav- zaj duab xis tiv taus, tiv thaiv cov ntoo thiab txhim kho nws txoj kev zoo nkauj thiab kev pabcuam lub neej.
Nyob rau hauv UV daim ntawv kua roj vanish, nws tuaj yeem kho cov kua roj vanish sai, txhim khu lub glossiness thiab waterproofness ntawm daim ntawv, thiab txhim kho cov ntaub ntawv zoo. Nyob rau hauv UV txheej, UV inks, thiab UV adhesives, lub teeb kho cov tshuaj tiv thaiv kuj yog induced kom qhuav cov coatings thiab inks, kho cov nplaum sai sai, txhim kho kev tsim khoom, thiab ua kom cov khoom muaj kev ua tau zoo.
(2) Kev npaj cov khoom siv photosensitive
Yuav siv tau los npaj cov ntaub ntawv photosensitive, xws li photosensitive resins. Hauv kev luam ntawv thiab lithography tshuab, photosensitive resin muaj cov ntawv thov tseem ceeb.
Piv txwv li, nyob rau hauv kev npaj ntawm Circuit Court boards, lub teeb curing cov tshuaj tiv thaiv tshwm sim los ntawm nws muaj peev xwm kom raug hloov Circuit Court qauv mus rau lub substrate, ua high -precision circuits. Hauv kev tsim cov duab sensors, photosensitive resins raug kho photopolymerization vim yog benzophenone los ua cov yeeb yaj kiab nyias nrog cov khoom siv kho qhov muag tshwj xeeb, ua tau raws li qhov xav tau ntawm kev ua haujlwm kho qhov muag nruj ntawm cov duab sensors.
Daim ntawv thov hauv kev kho mob
(1) Pharmaceutical intermediates
Benzophenone hmoovyog ib qho tseem ceeb nruab nrab hauv ntau cov tshuaj. Hauv kev tsim cov bicyclic piperidine, muaj cov tshuaj tiv thaiv kab mob koom nrog hauv nws cov txheej txheem synthesis, thiab bicyclic piperidine muaj qee yam tshuaj ua haujlwm thiab tuaj yeem siv los kho qee yam kab mob neurological. Lub synthesis ntawm benzotropin hydrobromide kuj tso siab rau cov khoom no, uas muaj cov ntawv thov hauv ophthalmology thiab lwm yam, thiab tuaj yeem siv rau kev kho mob xws li mydriasis.
Diphenhydramine hydrochloride kuj yog synthesized siv cov tshuaj no ua ib qho nruab nrab. Diphenhydramine yog ib qho tshuaj antihistamine uas siv tau los txo cov tsos mob xws li khaus tawv nqaij, urticaria, thiab lwm yam.
(2) Cov ntaub ntawv nyoos rau kev siv tshuaj
Tej zaum yuav siv tau rau synthesizing antibacterial tshuaj, tshuaj tua kab mob, thiab lwm yam. Nyob rau hauv lub synthesis ntawm antibacterial tshuaj, nws yuav siv tau raws li ib tug pib cov khoom los yog nruab nrab los qhia tshwj xeeb functional pab pawg neeg los ntawm cov tshuaj tiv thaiv, endowing cov tshuaj nrog antibacterial kev ua si.
Hauv kev txhim kho cov tshuaj tiv thaiv kab mob, nws tseem tuaj yeem koom nrog hauv kev tsim kho cov qauv tseem ceeb ntawm cov tshuaj, muab lub hauv paus rau kev txhim kho cov tshuaj tiv thaiv kab mob tshiab. Piv txwv li, qee cov tshuaj tiv thaiv kab mob thiab tshuaj tua kab mob zoo li ketoprofen yog tsim los ntawm ntau cov tshuaj tiv thaiv xws li bromination, cyanation, hydrolysis, methylation, thiab lwm yam ntawm m-methylbenzophenone, muab cov tshuaj zoo rau kev kho mob thiab mob.
Daim ntawv thov nyob rau hauv daim teb ntawm txuj lom
(1) Fragrance fixative
Nws yog styrene polymerization inhibitor thiab flavoring tus neeg sawv cev. Nyob rau hauv naj hoom thiab xab npum essence, nws tuaj yeem muab cov ntsiab lus qab zib, thiab ua rau cov tshuaj tsw qab zoo dua thiab ruaj khov. Hauv kev npaj cov tshuaj tsw qab, benzophenone tuaj yeem cuam tshuam nrog lwm cov tshuaj tsw qab los kho cov volatilization ceev ntawm cov tshuaj tsw qab, kom lub taub hau, nruab nrab thiab tus Tsov tus tw ntawm cov tshuaj tsw qab muaj kev sib koom ua ke thiab cov tshuaj tsw qab zoo dua tuaj. Hauv xab npum essence, nws tuaj yeem ua rau cov tshuaj maj mam tso cov tshuaj tsw qab thaum siv xab npum, kom cov neeg siv tuaj yeem hnov qab qab ntxiag thaum ntxuav tes lossis da dej.
(2) Kev npaj ntawm edible essence
Nws tuaj yeem siv los sib tov almond, txiv duaj, qab zib, txiv maj phaub thiab lwm yam edible essence. Hauv kev lag luam khoom noj khoom haus, edible essence plays lub luag haujlwm tseem ceeb hauv kev txhim kho zaub mov tsw. Los ntawm kev sib xyaw ua ke nrog lwm cov khoom xyaw txuj lom, nws muaj peev xwm simulate cov aroma ntawm ntau yam txiv hmab txiv ntoo, khoom noj siv mis, thiab lwm yam, ntxiv nplua nuj saj rau zaub mov. Qhov pom zoo noj ntau npaum li cas hauv cov khoom noj qab zib kawg yog 0.5-2.4mg / kg, uas tuaj yeem ua kom ntseeg tau tias cov khoom noj muaj ntxhiab tsw zoo tsis ua rau muaj kev phom sij rau tib neeg kev noj qab haus huv.
Daim ntawv thov nyob rau hauv cov tshuaj pleev ib ce
(1) UV absorber
Nws yog feem ntau siv los ua UV absorber hauv cov tshuaj pleev ib ce, tshwj xeeb tshaj yog nyob rau hauv cov khoom siv tshuaj pleev thaiv hnub. Nws tuaj yeem nqus tau ultraviolet lub teeb ntawm 290-360 nanometers, tiv thaiv UV puas rau ntawm daim tawv nqaij. Hauv cov tshuaj pleev thaiv hnub / cream, nws tuaj yeem ua haujlwm sib koom ua ke nrog lwm cov khoom xyaw tshuaj pleev thaiv hnub los tsim cov yeeb yaj kiab tiv thaiv uas thaiv kev cuam tshuam ntawm ultraviolet rays, txo qhov kev pheej hmoo ntawm cov tawv nqaij los ntawm tshav ntuj, tanning, thiab yees duab. Nyob rau tib lub sijhawm, nws tsis yog khaus rau tib neeg cov tawv nqaij thiab muaj kev nyab xeeb thiab txhim khu kev qha siv.
(2) Lwm yam kev siv tshuaj pleev ib ce
Nws kuj tseem siv tau rau hauv kev tsim cov naj hoom, lipstick thiab lwm yam khoom. Nyob rau hauv naj hoom, ntxiv rau ua ib tug fixative, nws kuj yuav tsim ib tug tshwj xeeb fragrance ua ke nrog rau lwm yam txuj lom cov khoom xyaw. Hauv daim di ncauj, nws tuaj yeem ua lub luag haujlwm ruaj khov, tiv thaiv cov xim thiab lwm yam khoom hauv daim di ncauj los ntawm decomposing nyob rau hauv lub teeb, thiab prolonging lub neej kev pab cuam ntawm daim di ncauj.
Daim ntawv thov nyob rau hauv lub teb ntawm plastics thiab ntim
(1) UV blocking agent
tuaj yeem muab ntxiv ua tus neeg saib xyuas UV thaiv rau cov ntim yas. Nyob rau hauv lub ntim yas, ultraviolet hluav taws xob tuaj yeem ua rau photodegradation ntawm lub ntim polymer lossis nws cov ntsiab lus, cuam tshuam rau qhov zoo ntawm lub ntim thiab ruaj khov ntawm cov khoom. Tom qab ntxiv benzophenone, nws tuaj yeem nqus tau cov kab hluav taws xob ultraviolet, tiv thaiv UV puas rau cov yas, thiab yog li txuas ntxiv lub neej kev pabcuam ntawm cov ntim yas. Piv txwv li, los ntawm kev ntxiv cov khoom no rau cov ntim yas xws li PET cov fwj dej, cov tuam txhab siv tau cov iav pob tshab los yog yas los ntim lawv cov khoom yam tsis tas yuav ntim opaque lossis tsaus nti.
Uas ua kom pom cov nyhuv ntawm cov khoom thiab txhim kho kev tiv thaiv kev ua haujlwm ntawm lub ntim.
(2) Yas additives
Nws kuj tseem siv tau los ua lwm yam khoom ntxiv rau roj hmab thiab yas. Nws tuaj yeem txhim kho qhov kev ua tau zoo ntawm cov yas, xws li nce lawv cov flowability, ua rau lawv yooj yim rau kev tsim thaum lub sij hawm ua. Nyob rau tib lub sijhawm, nws tseem tuaj yeem txhim kho qee yam khoom siv lub cev ntawm cov yas, xws li kev txhim kho lawv cov cua sov, tiv thaiv huab cua, thiab lwm yam, kom cov khoom yas tuaj yeem tswj tau qhov kev ua tau zoo hauv ntau qhov chaw.
Daim ntawv thov nyob rau hauv daim teb ntawm organic synthesis
(1) Cov ntsiab lus tseem ceeb
Benzophenone hmoovyog ib qho tseem ceeb nruab nrab ntawm cov organic synthesis, dav siv nyob rau hauv kev tsim cov organic coatings, dyes, tshuaj tua kab, thiab lwm yam. Nyob rau hauv lub synthesis ntawm organic coatings, nws yuav siv tau raws li ib tug pib cov khoom los yog nruab nrab los qhia tshwj xeeb functional pab pawg neeg los ntawm cov tshuaj tiv thaiv, tsim lub core qauv ntawm txheej, thiab endow lub txheej nrog zoo adhesion, huab cua tsis kam thiab lwm yam. Nyob rau hauv dye synthesis, koom nyob rau hauv kev tsim kho ntawm dye molecules muab dyes ci xim thiab zoo dyeing zog, uas yog dav siv nyob rau hauv textile thiab luam ntawv industries.
Hauv kev sib xyaw tshuaj tua kab, nws kuj tseem siv tau los ua cov tshuaj sib xyaw nrog cov tshuaj tua kab tshwj xeeb, cov kab mob bactericidal, lossis cov tshuaj tua kab mob, muab kev tswj xyuas zoo rau kev ua liaj ua teb.
(2) Anhydrous qhia
Nws yog feem ntau siv los ua ib qho ntsuas anhydrous hauv cov organic synthesis. Sodium tuaj yeem txo cov benzophenone rau cov xim dawb dawb radical anions, thaum carbonyl radicals tuaj yeem tsim cov khoom uas tsis yog - volatile nrog dej thiab oxygen.
Thaum purifying hydrocarbon cov kuab tshuaj, yog hais tias cov xim xim yuav bluer tom qab ntxiv benzophenone, nws qhia tau hais tias tsis muaj oxygen thiab dej nyob rau hauv cov tshuaj. Ua ntej ziab ntau cov kuab tshuaj aqueous, kho nws nrog cov tshuaj desiccant (xws li sodium sulfate) kom luv lub sij hawm ziab. Yog hais tias sodium yog siv los ua desiccant, nws cov solubility hauv cov kuab tshuaj organic yog qhov tsawg, tsim cov sib xyaw heterogeneous nrog cov kuab tshuaj, thiab tus nqi ziab kuj qeeb. Txawm li cas los xij, raws li qhov ntsuas tsis muaj dej, nws tuaj yeem pab txiav txim siab qhov qhuav ntawm cov kuab tshuaj thiab xyuas kom meej tias cov organic synthesis tshwm sim nyob rau hauv cov xwm txheej tsis muaj dej.
Synthesis ntawmbenzophenone hmoov:
1. Lub tshuab hluav taws xob sib tov, ntsuas kub, ntsuas dej, thiab cov condenser yog nruab rau ntawm 250ml plaub lub raj mis caj dab.
2. Nruab ib lub tshuab ziab khaub ncaws calcium chloride rau ntawm qhov kawg ntawm lub condenser raj thiab txuas mus rau sab sauv kawg ntawm lub tshuab ziab khaub ncaws los ntawm lub raj roj hmab. Cov tom kawg yog muab tso rau hauv lub beaker uas muaj dej, ua kom lub qhov ncauj ncig ntawm lub funnel kom deb ntawm qhov chaw ntawm lub beaker kom nqus tau cov roj hydrogen chloride uas tsim thaum lub sijhawm ua haujlwm.
2. Muab 39 grams (0.5 moles) ntawm anhydrous benzene thiab 14 grams (0.1 moles) ntawm tag nrho hauv av anhydrous aluminium chloride rau hauv plaub lub raj mis caj dab.
3. Muab 14 grams (0.1 moles) ntawm benzoyl chloride tso rau hauv lub raj xa dej.
4. Maj mam drip benzoyl chloride thiab do kom sib npaug kom tsis txhob muaj cov tshuaj tiv thaiv ntau dhau. Tom qab tso dej benzoyl chloride, rhaub nws hauv dej da dej kom txog 50 ° C kom txog thaum tsis muaj hydrogen chloride to.
5. Tom qab ntawd cov reactants yog nchuav rau hauv dej. Dissolve lub precipitate nyob rau hauv 100ml ntawm dej khov dej los ntawm ntxiv 10ml ntawm concentrated hydrochloric acid. Tom qab sib cais cov benzene txheej, ntxuav nws nrog 30ml dej, 30ml ntawm 5% sodium hydroxide, thiab 30ml dej.
6. Tom qab sib cais cov benzene txheej, qhuav nws nrog anhydrous magnesium sulfate, rov qab benzene los ntawm atmospheric distillation, thiab sau cov fractionation ntawm 170-175℃C / 2KPa los ntawm lub tshuab nqus tsev distillation kom tau benzophenone.
FAQ
Puas yog benzophenone tib yam li oxybenzone?
Benzophenone yog ib yam tshuaj uas muaj ntxhiab tsw tsw qab. Benzophenone yog cov tshuaj sib txawv dua li benzophenone-3 (tseem hu ua oxybenzone) thiab benzophenone-4 (tseem hu ua sulisobenzone).
Dab tsi yog qhov phom sij ntawm benzophenone?
Benzophenone yog ib hom tshuaj siv dav siv los ua UV- thaiv tus neeg sawv cev hauv cov tshuaj pleev ib ce, tshuaj pleev thaiv hnub, thiab cov yas, nrog rau cov khoom qab zib. Nws qhov kev phom sij tseem ceeb yog nws qhov muaj peev xwm faib ua cov kab mob carcinogen, kev pheej hmoo ntawm kev cuam tshuam endocrine, thiab toxicity rau ib puag ncig.
benzophenone siv rau dab tsi?
Benzophenone feem ntau yog siv los ua ultraviolet (UV) absorber thiab stabilizer los tiv thaiv cov khoom ntawm lub hnub puas tsuaj. Nws yog dav siv nyob rau hauv kev tsim tshuaj pleev thaiv hnub, yas, tshuaj pleev ib ce, thiab inks, thaum tseem ua hauj lwm raws li ib tug tshuaj tsw qab thiab ib tug photoinitiator nyob rau hauv industrial UV- kho cov txheej txheem.
Puas yog benzophenone muaj teeb meem rau tib neeg?
Yog lawm, benzophenone raug suav hais tias muaj feem cuam tshuam rau tib neeg. Cov koom haum saib xyuas kev noj qab haus huv faib nws raws li qhov ua tau carcinogen, thiab kev tshawb fawb txuas nws mus rau endocrine cuam tshuam thiab kev tsis haum tshuaj. Vim tias nws yooj yim absorbs rau hauv daim tawv nqaij thiab bioaccumulates, kev saib xyuas koj raug pom zoo.
Cim npe nrov: benzophenone hmoov cas 119-61-9, lwm tus neeg, manufacturers, hoobkas, lag luam wholesale, yuav, nqe, tej, kev muag khoom