Isopropyl acetoacetate, tseem hu ua 3- butoranone isopropyl Ester lossis Acetyl Acetate IsoPropyl Ester, yog qhov tseem ceeb organic sib xyaw. Nws feem ntau pom tias yog xim tsis muaj xim thiab pob tshab nrog cov ntxhiab tsw ntxhiab tsw. Nws yog soluble hauv cov kuab tshuaj muaj zog xws li ethanol, chloroform, ethere, thiab toluene, tab sis muaj cov dej ua kua tsis zoo. Nruab nrab siv rau synthesizing cov tshuaj sib xyaw cov tshuaj nifedipine. Synthesis ntawm isopropyl 2- ({2}} nitrobenzylidene) acetoacetate. Nws kuj tseem siv rau synthesizing organophosphate cov tshuaj tua kab, xws li imidacloprid. Raws li ib qho tseem ceeb raw rau hauv cov khoom siv organic, nws koom nrog ntau yam kev tawm tsam. Kev ua kom tawv nqaij rau ntawm daim tawv nqaij thiab qhov muag, yaug tam sim ntawd nrog dej ntau tom qab kev sib tham txog kev kho mob.
Cov ntaub ntawv ntxiv ntawm kev sib txuas lus:
|
Tshuaj Cov Qauv |
C7H12O3 |
|
Muaj pes tsawg leej |
144.08 |
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Molecular hnyav |
144.17 |
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m/z |
144.08 (100.0%), 145.08 (7.6%) |
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Kev Ntsuam Xyuas |
C, 58.32; H, 8.39; O, 33.29 |
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Melting taw tes |
-27 degree |
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Kub taw tes |
95 Degree 52 HPA (Lit.) |
|
Ceev |
{{0 {0}}. 989 g / ml ntawm 20 degree (lit.) |
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|
|
Isopropyl acetoacetate(IAMA) yog qhov tseem ceeb organic hluav taws xob nruab nrab dav siv hauv cov liaj teb xws li cov tshuaj, tshuaj tua kab, cov khoom siv tshuaj txhuam hniav, thiab cov ntaub ntawv polymer. Nrog rau kev txhim kho kev lag luam tshuaj, qhov kev thov rau IAA tau nce xyoo los ntawm lub xyoo, thiab nws cov qauv kev lag luam thiab daim ntawv thov tau txais ntxiv kev saib xyuas. Cov hauv qab no yog nws siv:
Daim ntawv thov hauv daim teb tshuaj
Iama plays lub luag haujlwm tseem ceeb hauv kev sib txuas ntawm cov tshuaj muaj ntshauv. Piv txwv li, hauv synthesis ntawm nimodipine, iaa reacts nrog tshwj xeeb aldomic aldomic aldehydes los tsim cov nyiaj nruab nrab nrog calcium channel thaiv kev ua haujlwm. Qhov no Intermediate ntxiv cov tshuaj tiv thaiv los tsim cov nimodipine, uas yog siv los kho Cerebral Vasospasm thiab Ischemic Stroke. Ketone pab pawg ntawm iaa undergoils nucleophilic ntxiv rau cov aldehydes los ua Imine Intermediates, uas yog tom qab ntawd txo cov khoom lag luam. Nimodipine muaj qhov chaw kuaj mob tseem ceeb los ntawm kev thaiv cov calcium influks, dilating cov hlab ntshav ntawm cov ntshav, thiab kho cov ntshav hauv qab ntsim. Iaa yog qhov tseem ceeb hauv nruab nrab rau cov synthesis ntawm sodium valproate. Sodium valproate yog dav-spectruction tshuaj uas tau tawm los ntawm gamma aminobutyric acid (gaba) transaminase thiab nce Gaba qib hauv lub hlwb. Iaa yog hydrolyzed los tsim valproic acid, uas tom qab ntawd reodium hydroxide los ua sodium valproate. Ester ua qauv ntawm iaa ua rau nws yooj yim rau hydrolyze, ua kom yooj yim cov txheej txheem synthesis, thiab txhim kho cov kev txawj ntse.
Synthesis ntawm cov tshuaj tua kab mob thiab tiv thaiv cov tshuaj
IAA feem ntau yog siv nyob rau hauv cov synthesis ntawm cov tshuaj tua kab mob tua kab mob heterocyclic nrog cov tshuaj tua kab mob. Piv txwv li, los ntawm kev cuam tshuam nrog amine compounds los tsim cov kev ua kom muaj - Lactam qauv, dav-spectrum cov tshuaj tua kab mob tuaj yeem ua hluavtaws ntxiv. Nucleophilic ntxiv cov tshuaj tiv thaiv thiab cov tshuaj tiv thaiv hws. Hom kev sib txuas no muaj ntau yam cuam tshuam rau ntau cov kab mob tshuaj-tiv thaiv thiab yuav tsum ua cov tshuaj tua kab mob tshiab. Iaa tuaj yeem siv rau cov hluavtaws ntawm cov neeg nonsteroidal los tiv thaiv cov tshuaj (NSAIDS). Piv txwv li, los ntawm reacting nrog arylacetic acid, ester compounds nrog anti-inflammatory kev ua yog tsim tawm. Inhibiting cyclooxydeenase (COx) thiab txo cov prostaglandin synthesis, yog li txhawb kev tiv thaiv anti-inflammatoratory. Cov lus qhia ntawm IAA tuaj yeem txhim kho cov tshuaj lom lipid lipid thiab txhim kho lawv lub peev xwm rau cov cell wee.
Daim ntawv thov hauv kev ua liaj ua teb
Iama ua lub luag haujlwm tseem ceeb hauv cov tshuaj tua kab. Piv txwv li, nyob rau hauv synthesis ntawm imidacloprid (Metronidazole), IAA reacts nrog tshwj xeeb cov muaj ntxhiab aldomic aldomic aldehydes los tsim cov kev ua yeeb yam. Qhov nruab nrab hauv nruab nrab ntxiv cov tshuaj tiv thaiv los tsim phosphorus, uas yog siv los tswj ntau yam kab tsuag. Ketone pab pawg ntawm iaa undergoils nucleophilic ntxiv rau cov aldehydes los ua Imine Intermediates, uas yog tom qab ntawd txo cov khoom lag luam. Diluted kab phosphorus inhibits cov leeg ntshav ntawm kab, ua rau lawv tuag tes tuag tes tuag taw thiab kev tuag, thiab muaj cov yam ntxwv ntawm kev ua haujlwm siab thiab tsis tshua muaj tshuaj lom. Iaa yog qhov tseem ceeb hauv nruab nrab rau cov synthesis ntawm benzimidazole fungicides. Benzimidazole fungicides exert bactericidal cuam tshuam los ntawm cov synthesis ntawm fungal cell whiples. Iaa yog hydrolyzed los tsim valproic acid, uas tom qab ntawd reacts nrog ortho phenylosiamine los ua benzimidazole intermediates rau cov hluavtaws ntxiv. Ester ua qauv ntawm iaa ua rau nws yooj yim rau hydrolyze, ua kom yooj yim cov txheej txheem synthesis, thiab txhim kho cov kev txawj ntse.
Synthesis ntawm cov tshuaj tua kab thiab cog cov neeg tswj hwm kev loj hlob
Iaa tuaj yeem siv rau cov hluavtaws ntawm cyclohexenone tshuaj ntsuab. Piv txwv li, los ntawm reacting nrog cyclohexenone tebchaw, ester sib txuas nrog cov haujlwm ntawm cov tshuaj ntsuab yog tsim. Inhibit cov photosynthesis ntawm cov nroj, ua rau lawv tuag. Hom tshuaj tua kab no tau ua tau zoo thiab dav-spectrum maj mam tswj hwm kev cuam tshuam ntawm ntau yam nroj. Iaa tuaj yeem siv tau los ua ke cov neeg muaj kev loj hlob ntawm cov nroj tsuag cov tswj hwm, xws li uniconazole. Uniconazole inibesis ntawm kev sib xyaw ntawm gibberellin hauv cov nroj tsuag, tswj cov cog kev loj hlob, thiab txhim kho kev ntxhov siab tiv thaiv. Iaa reacts nrog cov amine kev sib txuas ua ke los tsim imidazole. Cov lus qhia ntawm IAA tuaj yeem txhim kho kev ruaj ntseg ntawm cov tswj hwm ntawm kev tswj hwm thiab ntev lawv lub sijhawm.
Daim Ntawv Thov hauv Kev Lag Luam Kev Lag Luam
Iaa yog ib qho tseem ceeb raw rau synthesizing Fruity Fruity Frees Almes xws li txiv av, pears, thiab pineapples, thiab txiv qaub. Iam reacts nrog dej cawv thiab phenolic tebchaw ua kom cov khoom sib txuas ntxiv. Piv txwv li:
Cov tshuaj tiv thaiv Phenyylethanol: Tsim cov phenethyl acetoacetate isropropyl Ester, uas muaj cov khoom sib xyaw thiab kua.
Cov tshuaj tiv thaiv benzyl cawv: tsim benzyl iOcetoacetate isopropyl Ester, nthuav qhia cov tshuaj tsw qab. Nyob rau hauv cov kua essence, IAA cov txiv neej tau siv los txhim kho cov freshness thiab qab zib ntawm cov txiv hmab txiv ntoo tsw thiab txhim kho lub qhov kev nkag siab ntawm lub essence. Iaa tuaj yeem siv los ua synthesize floral fragolt xws li Jasmine thiab Ylang Ylang. Iaa reacts nrog cov lus sib txuas xws li indole thiab benzaldehyde tsim heterocyclic sib txuas nrog cov neeg ua paj. Piv txwv li, rho tawm nrog indole los tsim cov xov xwm-isopropylacetoacetate, uas muaj jasmine tsw qab. Cov lus qhia ntawm IAA tuaj yeem txhim kho cov kev pheej thiab diffusion ntawm paj yeeb yaj kiab, ua rau cov softer essence thiab ntau dua ntuj.
Mastic tsw & essence synergist
Iaa yog qhov tseem ceeb hauv nruab nrab hauv synthesis flavors, tshwj xeeb tshaj yog siv rau kev sib xyaw cov tshuaj tsw qab xws li vanilla thiab caramel. Iaa undegoes txo cov tshuaj tiv thaiv los tsim cov tsiaj ntawv zoo li cov plaub ntug thiab benzaldehyde los tsim cov lus sib txuas nrog cov yam ntxwv ntawm cov neeg tsis txaus siab. Piv txwv, reacting nrog furfural los ua furfurdfulylisopropyl acetoacetate, Tshaj tawm caramel aroma. Ntawm Frankincense Essence, IAA cov derivatives tau siv los txhim kho cov qab zib thiab mellowness ntawm aroma thiab txhim kho lub siab ntawm cov hierarchy ntawm essence. Iaa tuaj yeem siv raws li cov ntsiab lus synergist los txhim kho qhov ruaj khov thiab qhib ntawm qhov tseem ceeb. Ester ua qauv ntawm IAA ua kom yooj yim los tsim hydrogen bonds nrog lwm cov kev sib tw ntawm lub ntsiab, yog li txhim kho nws cov kev ruaj khov thiab kav ntev. Nyob rau hauv cov xab npum essence, IAA yog siv los txhim kho lub dicability ntawm cov tshuaj tsw qab, yog li cov khaub ncaws ntawd tseem tuaj yeem tso cov ntxhiab tsw qab tom qab ntxuav.
Daim Ntawv Thov Hauv Daim Duab ntawm Txheej Txheej Thiab Inks
Iaa siv los ua cov kuab tshuaj thiab cov khoom siv hauv nruab nrab hauv cov xim txheej txheem tsheb los npaj cov xim av siab. Iaa yaj acrylic resin los ua ib tug primer nrog zoo adhesion thiab corrosion tsis kam. Iaa reacts nrog isocyanates los tsim polyurethane topcoat, txhim kho lub glossiness thiab huab cua tsis kam ntawm automotive xim. IAA siv los ua cov kuab tshuaj thiab ua haujlwm ntxiv hauv ntim inks los npaj cov phooj ywg ib puag ncig. Qhov tsawg toxicity thiab qis voc emissions ntawm iaa ua rau nws muaj kuab heev rau cov khoom noj ntim khoom noj. Iaa reacts nrog fluorescent dyes los tsim anti-counterfeiting number cas, uas yog siv rau anti-serkingfeiting labeling hauv high-use ntim khoom. Iaa siv los ua cov kuab tshuaj thiab hloov kho hauv cov cuab yeej kos duab nraaj los npaj cov txheej txheem sab hauv thiab sab nrauv phab ntsa tsho. Iaa yaj polyvinyl cawv los tsim cov txheej txheem phab ntsa sab hauv txheej nrog cov nplaum zoo thiab dej tsis kam. Iaa reacts nrog cov ua haujlwm sib txuas ua ke los tsim cov Silicon hloov pauv sab nrauv phab ntsa, txhim kho cov huab cua tsis kam thiab ua qias tuaj tiv thaiv lub tsho tiv no.
Hauv daim teb ntawm cov ntaub ntawv polymer
Acetoacetate isopropyl Ester tuaj yeem siv ua cov yas tshuab rau cov khoom siv polymer. Nws muaj Ester thiab Kertone Carboral pawg uas tuaj yeem cuam tshuam nrog polymer ntu, txo lub khob hloov cua sov thiab ua kom lawv yooj yim thiab ua tiav. Piv txwv li, ntxiv qhov tsim nyog ntawm acetoacetate isopropyl ister rau polyvinyl chloride (PVC) cov khoom tuaj yeem txhim kho qhov hloov tau thiab txias tsis zoo ntawm PVC. Nws kuj tseem siv tau ua antioxidant rau cov khoom siv polymer. Nws muaj Ketone carboral pawg uas tuaj yeem ntes paint peroxides, thiab tiv thaiv cov khoom siv oxidative thaum siv thiab siv. Qhov no antioxidant muaj cov ntawv thov tus nqi hauv polyolefe cov ntaub ntawv xws li polyethylene thiab polypropylene. Los ntawm kev hloov kho tshuaj lom neeg, acetoacetate isopropyl ester tuaj yeem qhia rau hauv cov ntaub ntawv polymer los npaj cov khoom siv nplaim hluav taws xob. Piv txwv li, los ntawm kev rov ua kom acetoacetate isopropyl oreopropyl ister nrog phosphorus muaj cov duab sib txuas, cov khoom siv roj polymerus nitrogen nitrogen syname retardant ntsiab tuaj yeem yog synthesized. Cov nplaim hluav taws-retardant tuaj yeem tsim cov roj carbon ntom ntom ntom carbon txheej thaum lub sijhawm tiv thaiv kev sib kis thiab cov pa taws.
Cov ntaub ntawv thov tom hauv tshav pob polymer
Thermoplastic elastomer yog cov khoom siv polymer nrog cov roj hmab elasticity thiab thermoplastic ua cov khoom. Los ntawm copolymerizing acetoacetate isopropyl Ester nrog lwm tus monomers, thermoplastic elastomers nrog cov khoom tau zoo tuaj yeem npaj tau. Piv txwv li, los ntawm copolymerizing acetoacetate isopropyl Ester nrog Butadiene thiab Styre, styreiene acetic acid IsoPropyler copolymer (SBAI) tuaj yeem ua ke. Qhov no copolymer muaj elasticity zoo, thiab muaj cov txheej txheem thov, thiab muaj cov kev cia siab rau cov tsheb, cov xov hlau thiab cables. Dej raws polyurethane dispmersion yog ib puag ncig phooj ywg polymer nrog cov khoom siv dav ua ntej. Los ntawm kev siv acetoacetate isopropyl Ester ua ib txoj saw hlau exterended lossis crosslinke polyurethane dispersions nrog cov dej zoo thiab muaj peev xwm npaj tau. Piv txwv li, Waterborne Polyurethane Prepolershane Npaj Ua Phem Los Los Ntawm Kev Txom Nyemisopropyl acetoacetateNrog iSophorone Diisocyanate (IPDI) thiab Polyether Polyols. Tom qab ntawd, los ntawm kev ntxiv hydrophilic saw txuas txuas ntxiv thiab neutridizers, dej ntawm cov dej thaiv cov dej polyurethane tuaj yeem tau txais. Qhov kev sib cais no muaj dav dav cov txiaj ntsig hauv teb xws li txheej ci, cov nplaum, thiab tawv cov neeg sawv cev ua tiav.
Epoxy Resin Adhesive yog ib qho kev ua tau zoo polymer cov khoom siv nrog cov khoom sib khi zoo thiab cov kws kho tshuab. Ib feem tivthaiv cov nplaum Epoxy tuaj yeem npaj los ntawm kev siv Acetoacetate isopropyl Ester ua tus saib xyuas cov latent tus neeg sawv cev. Cov nplaum no muaj cov khoom tso ruaj ruaj ruaj nyob ntawm chav tsev kub, tab sis tuaj yeem kho kom sai rau hauv qab cov cua kub lossis catalyst. Piv txwv li, los ntawm kev sib xyaw ua ke acetoacetate isropropyl oreopropyl etin thiab imidazy catalalyst, ib qho kev ua yeeb yam epoxy resin adhesive tuaj yeem tau txais. Cov nplaum no muaj cov kev cia siab ua ntej cov kev cia siab xws li cov khoom siv hluav taws xob xws li hluav taws xob, aerospace, thiab tsheb tsim khoom lag luam.
Cim npe nrov: isopropyl acetoacetate Cas 542-08-5, cov chaw muag khoom, chaw tsim khoom, chaw tsim khoom, yuav khoom, khoom, loj, rau muag