Shaanxi Bloom Tech Co., Ltd. yog ib qho ntawm cov neeg tsim khoom lag luam thiab cov chaw muag khoom ntawm Ethyl 2-Bromovalerate CASE 615-83-8 nyob rau hauv Suav teb. Txais tos rau kev lag luam wholesale loj siab zoo ethyl 2-bromovalerate CAS 615-83-8 Kev muag khoom ntawm no los ntawm peb lub hoobkas. Cov kev pabcuam zoo thiab tus nqi tsim nyog muaj.
Ethyl 2-bromovalerate, tseem hu ua Ethyl 2-bromovalrate, yog ib qho tseem ceeb organic compound nrog kev hnyav ntawm kwv yees li 2015-83-8, thiab tshwm sim li kua tsis muaj kua thiab siab. Soluble hauv cov kuab tshuaj organic xws li chloroform, ethyl acetate, thiab methanol, tab sis nrog tus lej solubility. Nws qhov ntom ntom yuav txawv nyob rau hauv cov kev mob sib txawv, tab sis siab nyob rau hauv chav sov thiab siab, nws qhov ntom yog li 1.226g / ml (ntawm 25℃c). Qhov ceev no tus nqi ua rau nws nthuav qhia tshwj xeeb thaum sib xyaw lossis sib cais, ua rau muaj lwm yam dej khov, nws yuav ua rau lwm cov kua nrog cov dej qis dua. Tuaj yeem siv rau hauv kev saib xyuas ib puag ncig. Vim nws cov tshuaj lom neeg tshwj xeeb thiab cov yam ntxwv tsim qauv, nws tuaj yeem ua qhov ntsuas lossis sojntsuam lossis tshuaj lom neeg nyob ib puag ncig. Qhov no muab kev txhawb nqa muaj zog rau kev tiv thaiv ib puag ncig thiab tswj kev paug.
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Tshuaj Cov Qauv |
C7h13bro2 |
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Muaj pes tsawg leej |
208.01 |
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Molecular hnyav |
209.08 |
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m/z |
208.01 (100.0%), 210.01 (97.3%), 209.01 (7.6%), 211.01 (7.4%) |
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Kev Ntsuam Xyuas |
C, 40.21; H, 6.27; Br, 38.22; O, 15.30 |
Tshuaj lom neeg cov khoom thiab cov yam ntxwv
► Molecular qauv thiab cov qauv
Ethyl 2 - Bromovalerate muaj cov mis molecular consula choh₁₃bro₂ thiab qhov hnyav moleclo₂ thiab qhov hnyav moleclo ntawm 209.08 g / mol. Nws cov qauv muaj ntawm tsib -} pa roj accel (pentanoic acid) nrog ib pab pawg (carbon) Lub xub ntiag ntawm electroneGative bromine atom thiab polar ester pab pawg cuam tshuam nws cov kev sib cais thiab solubility.
Inity Lub xeev thiab cov tsos
Cov compound feem ntau zoo nkaus li tsis muaj xim rau cov kua daj daj rau ntawm chav sov. Nws muaj tus cwj pwm esteristic - zoo li tsw, tab sis inhalation ntawm nws cov vapors yuav tsum zam vim muaj peev xwm muaj kev txaus ntshai.
► Cov khoom tseem ceeb
BLAIL NTAU: 190-192 Qib (Lit.)
Qeeb: 1.26 G / ML ntawm 25 degree
Refunt Index (N²⁰ / D): 1.448
Flash ntsiab lus: 80.57℃(khob khob)
Solubility: me ntsis soluble hauv cloroform, ethyl acetate, thiab methanol; insoluble hauv dej.
Opt Chemical Ashuity
Ethyl 2-bromovalerate yog reactive nyob rau hauv ntau qhov xwm txheej:
Nucleophilic hloov chaw: lub bromine atom yog raug rau nucleophiles (piv txwv li muaj txiaj ntsig zoo hauv synthesizing Valinesization Valeries Alo acid derivatives.
Ester Hydrolysis: tus txhawb pab txhawb nqa tau hydrolyzed nyob rau hauv acidic lossis yooj yim tej yam kev mob kom yelas--bromovalmeric acid thiab ethanol.
Txo cov kev tawm tsam: Electrochemical txo cov kev daws teeb meem uas muaj cov khoom siv Ethylees zoo li pentanyic acid
Dab tsi yog cov kev sib tw hluavtaws ntawm Ethyl 2-bromoisovalerate
Ethyl 2-bromoisovalerate (CAS tsis . 609-12-1}) yog synthesized los ntawm ob txoj kev tseem ceeb:
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Synthesis los ntawm cov tshuaj tiv thaiv ntawm ethanol nrog 2-bromo-3-Methylbutyryl bromide: Txoj kev no siv 2-bromo-3-Methylbutyryl bromide ua cov pib cov khoom siv raw, thiab esterifies nrog ethanol los tsim cov khoom lag luam. Hom no yooj yim, tab sis kev npaj ntawm raw khoom 2-bromo-3-methylbutyryl bromide yuav muaj txog cov xwm txheej nyuaj los txhim kho kev ua tau zoo. |
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Synthesis ntawm bromination ntawm isovalmeric acid ua raws los ntawm eserification: Txoj kev no yog nqa tawm hauv ob kauj ruam: Kauj ruam 1: Tam sim no cov kua qaub (2 {}} Methylbutyric acid) yog brominated los tsim 2} bromo-3-Methylbutyric acid. Tus txheej txheem bromination yuav tsum tau tswj hwm cov tshuaj tiv thaiv kab mob (piv txwv li, qhov ntau ntawm brominating tus neeg sawv cev) kom tsis txhob muaj cov khoom lag luam dhau los. Kauj Ruam 2: Esterification ntawm 2-bromo-3-Methylbutyric acid nrog ethanol los tsim cov Ethyl 2-bromoisovalererate. Cov tshuaj anterification feem ntau nqa tawm nyob rau hauv lub xub ntiag ntawm ib qho acidic catalyst (piv txwv li cov pa roj acid) thiab yields txog li ntawm 82%. Txoj kev no yooj yim kom tau txais cov ntaub ntawv raw, tab sis muaj ntau cov kauj ruam thiab cov kev coj dawb huv yuav tsum tau tswj hwm nruj me ntsis. |
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Lwm txoj kev ua tau zoo hluavtaws: Synthesis ntawm 2 {- bromoosalis cov kua qaub los ntawm kev ua haujlwm, ua raws li cov khoom siv esterification kom tau txais cov khoom lag luam. Txoj kev no cuam tshuam cov amino acids thiab tuaj yeem muab lwm txoj hauv kev rau kev xav tau tshwj xeeb, tab sis cov ntsiab lus tshwj xeeb yuav tsum tau txheeb xyuas ntxiv. Cov lus qhia rau kev xaiv hluavtaws: Yog tias cov txheej txheem yooj yim tau caum, cov kev ntsuas esTerification ncaj qha nrog 2-bromo-3-Methylbutyryl Yog tias cov khoom siv raw yog yooj yim muaj thiab cov txiaj ntsig tau muaj txiaj ntsig zoo, ob qho tib si}}} theem acid bromination raws li los ntawm Esterification yog qhov zoo dua. Txoj kev bromination -} Esterification txoj kev tuaj yeem siv rau me me- nplai synthesis hauv chav kuaj; Kev lag luam ntau lawm yuav tsum xav txog tus nqi ntawm cov ntaub ntawv raw, cov tshuaj tiv thaiv tawm thiab cov cai ib puag ncig. |
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Lub luag haujlwm tseem ceeb hauv Dyestuffs kev lag luam
Ethyl 2-bromoisovalerer yog tsuas yog siv los ua hluavtaws tsis muaj kev lag luam lossis kev lag luam hauv txoj kev lag luam no:
► Intermediates ntawm cov khoom siv hluavtaws
Taw qhia txog cov qauv Brominated: Lub bromine atom nyob rau hauv cov molecule hloov los ntawm kev saib xyuas nucleophat, thiab tuaj yeem tsim cov kev sib xyaw ua ke, thiab lwm yam kom tsim cov khoom siv bromine-etc. kom muaj cov ntsej muag bromine Piv txwv li, hauv synthesis ntawm dyes tawg lossis reactive dyes tuaj yeem hloov pauv ntxiv mus rau hauv AZO pab pawg lossis cov xim duab qaim, muab cov xim kaj lug, muab cov xim zoo nkauj.
Cov ntaub ntawv hauv taw tes: qee qhov kev tuag tsis txaus siab nrog P {}} Am6}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} Kuv muaj rau cov kauj ruam thiab lwm cov kauj ruam, uas siv rau kev zas xim.
Xyau Zog Kev Hloov Kho
Kev txhim kho ntawm Dyestuff kev ua tau zoo: Ethyl Bromoisovalerer tuaj yeem siv los ua cov khoom siv solubility, dispersibility los yog binding zog ntawm dyestuffs nrog cov fibers los ntawm kev taw qhia ntawm cov pab pawg eser lossis bromine attral. Piv txwv li, hauv reactive dyestucks, brominated sab saw txhim kho kev sib koom tes ntawm cov zas xim rau cov fiber ntau thiab txhim kho kev nyab xeeb ntub.
Cov ntaub ntawv hauv taw tes: Hauv synthesis ntawm reactive dyes rau cov paj rwb,} {1 {1 {1 {1 {1 {1 {1,
► Synthesis ntawm dyes tshwj xeeb
Fluorescent dyes: lub bromine atom of Ethyl Bromoisovalerate tuaj yeem txhim kho cov fluorescence ntau, uas yog siv rau synthesis ntawm fluorescent whitened tus neeg sawv cev lossis daim ntawv cim tseg. Piv txwv li, hauv fluorescent whitorening ntawm polyester fibers, tus bromo intermediate tuaj yeem txhim kho kev ua haujlwm ntawm cov xim.
Lub teeb - tiv taus cov qoob loo UV UV duab los ntawm photOregradation, nthuav tawm cov kev pab cuam ntawm dyes hauv kev siv sab nraum zoov. Piv txwv li, nyob rau hauv deating ntawm automotive sab hauv ntaub, brominated Dyes tuaj yeem tswj tau ntev- lub sij hawm stability.
► Hla - daim ntawv thov nrog lwm cov kev lag luam
Cov tshuaj hauv nruab nrab txuas ntxiv: Ethyl 2 - bromoostaler, xws li cov tshuaj tiv thaiv kab mob), tuaj yeem hloov pauv cov lwg me me los ntawm kev hloov kho cov txheej txheem. Piv txwv li, qee cov antimicrobial dyes muaj ob qho tib si dying thiab antimicrobial functions los ntawm kev qhia cov khoom tawg ntawm Ethyl Bromoisovalerate.
Cov Khoom Siv Khoom Kev Ua Ke: Hauv cov khoom sib xyaw ua ke ntawm dyes thiab nanomaterials, Ethyl Bromoisovalerate tuaj yeem siv los txhim kho cov nanoparticles rau kev txhim kho ntawm smart {}} Cov ntaub ntawv dyes lossis textiles.
Lub luag haujlwm tseem ceeb hauv kev lag luam roj ntsha
Hauv kev lag luam muaj roj ntsha, cov kev thov tshwj xeeb ntawm Ethyl 2- bromoosysovalerate yog kom ua tiav thiab tus nqi qis chiral khoom synthesis los ntawm kev siv roj ntsha enzyme thev naus laus zis. Cov hauv qab no yog qhov tshwj xeeb ntawm kev soj ntsuam:
► CHIRAL COMPACT SPLITTING: ZUS TAU TEJ NOJ NIAM ME - Thiab cov qauv kev teeb tsa los ntawm cov qauv biocatalytic
1) tom qab
Chairal tebchaw muaj cov ntawv thov tseem ceeb hauv cov qauv tshuaj synthisetal Bio- Enzyme {}}} categalyzed splitting, uas tuaj yeem txo tus nqi ntau lawm.
2) Kev tawg nrawm
Daim ntawv tso cai patent rau kev tsim tawm muab daim ntawv ib daim ntawv lipase (amino acid lead raws li qhia hauv SEQ ID No.1) hauv kev sib cais ntawm Ethyl 2-Bromoisovalererate. Lipase tau qhia los ntawm cov kab mob uas tsim qauv los ntawm cov kab mob tsim qauv
High stereoselectivity: enantiomeric excess value (ee value) of >99%, uas ua rau ethyl (r) -2-bromoisovalerer nrog kev ua kom zoo heev.
Kev hloov dua siab tshiab: kev hloov dua siab tshiab yog 50.8% thiab cov khoom muaj txiaj ntsig tau nce los txog 96.4%.
Cov tshuaj tiv thaiv me me: kev sib cais tuaj yeem ua tiav hauv pH 7.0 tsis tau ntawm 35℃thiab 1000 teev rau 5 teev.
3) Daim ntawv thov tus nqi
Txo cov nqi tsim khoom: piv nrog cov tshuaj lom neeg txiav txim siab, cov qauv siv cov tshuaj tiv thaiv kim, thiab cov tshuaj tiv thaiv kim heev, nrog kev siv hluav taws xob me me.
Txhim Kho Kev Lag Luam Nyiaj Txiag: muaj txiaj ntsig zoo thiab cov tshuaj tua kab mob siab tuaj yeem siv tau ncaj qha rau cov kauj ruam ua kom huv si thiab ua kom luv dua ntawm kev tsim khoom lag luam.
►Calysis: Synthesis ntawm Chiral tshuaj thiab tshuaj Intermediates
1) Cov Khoom Siv Tshuaj
Ethyl (R) {- 2 {-}}}} bromoos, pyrethrice cov tshuaj tua kab). Cov txheej txheem sib xyaw ua ke synfuthurin ntawm d {{valine, tab sis cov khoom siv raw yog siab. Bio-enzymatic splitting ntawm Ethyl 2-bromoisovalerer tuaj yeem muab cov khoom muaj nqi tsawg kawg thiab txo cov nqi tsim khoom ntawm cyfluttrin.
2) Cov tshuaj tua kab
CyFuthrin muaj cov kab mob broad- Specidopteran thiab coleopteran pests ntawm paj rwb, ntoo ntoo, zaub thiab lwm yam qoob loo. Bio - Enzymatic splitting thev naus laus zis rau kev tsim cov cyfluth, thiab txhawb nqa ntsuab kev hloov pauv ntawm kev siv tshuaj tua kab.
3) Kev ua haujlwm zoo thiab kev siv hluav taws xob
Qhov zoo heev
Cov nplua nuj qhov ntawm cov microorganisms: Daim duab las tuaj yeem tau los ntawm fermentation ntawm cov kab mob me xws li cov kab mob huab cua thiab huab cua kev loj hlob.
Siab catalytic lipase yog tiv taus Organic cov kuab tshuaj thiab muaj zog substtrate cov tshuaj tiv thaiv ntawm cov txheej txheem catalytic ntawm cov txheej txheem.
Tus nqi siab ntawm cov ntawv thov kev ua kom zoo ntawm cov kab mob recidoms los ntawm cov kab mob ua kom pom tseeb tuaj yeem paub loj- nplai ntau lawm kom tau raws li kev siv cov khoom lag luam.
Kev Lag Luam Kev Lag Luam
Txhawb cov kev nce qib thev naus laus zis ntawm charcal compound synthesis: bio {{} - kev siv tshuaj thiab tshuaj tua kab.
Txhawb kev txhim kho ntawm cov tshuaj ntsuab: piv nrog cov qauv tsoos tshuaj, txoj kev siv tshuaj tiv thaiv kab mob lom, uas yog nyob rau hauv txoj kab nrog cov tswv yim ntawm cov tshuaj ntsuab.
Cov khoom lag luam
Ethyl 2 - Bromovalerate yog ib organic bromula nrog cov tshuaj lom neeg colh₁₃bro₂ thiab qhov hnyav molecular hnyav ntawm 221.08 g / mol. Nws cov tsos yog lub pob tshab nrog lub pob tshab pungent, npau npau ntej ntawm 190-192 degree, thiab refractive index n ² ⁰ / d 1.448. Cov tshuaj no feem ntau yog siv los ua cov synthic synthesis rau tshuaj tua kab, thiab cov tshuaj tsw qab, thiab cov tshuaj tiv thaiv qog ua cov tshuaj tiv thaiv qog. Nws muaj ntau cov ntawv thov muaj kev lag luam, tab sis nruj nrov ua haujlwm rau kev ua haujlwm ua haujlwm yog qhov yuav tsum tau ua.
Daim tawv nqaij thiab mucosal voos
Kev sib cuag sib ntsib ncaj qha
Cov tsos mob: Rhais liab, Edema, thiab cov hlwv tuaj tshwm ntawm thaj chaw tiv tauj, thiab muaj mob hnyav, tawv nqaij daim tawv yuav tshwm sim.
Mechanism: Bromide reacts nrog cov tawv nqaij muaj cov tawv nqaij, cuam tshuam cell membrane qauv thiab ua rau cytoxicity.
Kev nqus tau cov tshuaj tiv thaiv
Cov tsos mob: Nasopharyngeal Iritation, hnoos, ua pa nyuaj, ntev {{{{{} Lub sij hawm raug mob tuaj yeem ua rau mob ntsws.
Kev soj ntsuam cov ntaub ntawv: cov kev sim tsiaj pom tau tias tom qab nqus tau 200 bromovalerate ethyl ester vapor (siab rau 3000ppm) rau 3000ppm) rau 3000ppl
Neurotoxicity
Txawj ntxuav
Cov tsos mob: mob taub hau, kiv taub hau, qaug zog, thiab muaj mob hnyav, plooj lub siab xav thiab ua rau raug mob.
Douges dependence: Qhov ncauj cov tshuaj tshaj 5g yuav ua rau cov hlab ntsha nruab nrab supression thiab txawm fa.
Mob mob ntev ntev
Kev Nyuaj Siab Ntev: Cov kev sim tsiaj tau pom tias ntev {}}} Qhov kev hloov pauv ntawm lub cev muaj zog, xws li txo lub peev xwm kev ua haujlwm.
Tsis muaj tib neeg cov ntaub ntawv: Tam sim no, tsis muaj kev tshawb fawb loj heev ntawm cov neeg muaj kev pheej hmoo ntawm cov neeg yuav tsum tau saib xyuas.
Cim npe nrov: Ethyl 2-Bromovalerate CAS 615-83-8, Cov Neeg Tsim Khoom, Chaw Tsim Tshuaj, Hoobkas, Yuav Khoom Siv Gholesale, Yuav, Cov Nqe, Rau Cov Muag Khoom