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Ethyl N-acetyl-N-butyl-β-alaninate CAS:52304-36-6
BAAPE ndi mankhwala othamangitsa tizilombo, othamangitsa ntchentche, nsabwe, nyerere, udzudzu, mphemvu, ntchentche, ntchentche, utitiri, mchenga, mchenga, ntchentche, cicadas, ndi zina zotero. zotsatira zake zodziwikiratu kumatenga nthawi yaitali ndipo angagwiritsidwe ntchito zosiyanasiyana nyengo. Ndiwokhazikika pamakina malinga ndi momwe amagwiritsidwira ntchito ndipo amakhala ndi kukhazikika kwamafuta ambiri komanso kukana thukuta. BAAPE imagwirizana bwino ndi zodzoladzola ndi mankhwala omwe amagwiritsidwa ntchito kwambiri. Zitha kupangidwa kukhala njira zothetsera, emulsions, mafuta odzola, zokutira, gel osakaniza, aerosols, coils udzudzu, microcapsules ndi mankhwala ena apadera othamangitsa mankhwala, ndipo akhoza kuwonjezeredwa mankhwala ena. Kapena muzinthu (monga madzi akuchimbudzi, madzi othamangitsa udzudzu), kotero kuti ali ndi zotsatira zothamangitsa.
BAAPE ili ndi maubwino osakhala ndi zotsatirapo zoyipa pakhungu ndi mucous nembanemba, kusakhala ndi ziwengo, komanso kusalowa kwapakhungu.
Katundu: Madzi amadzi oonekera opanda mtundu mpaka achikasu, oletsa udzudzu wabwino kwambiri. Poyerekeza ndi mankhwala othamangitsira udzudzu (DEET, omwe amadziwika kuti DEET), ali ndi mawonekedwe ocheperako, amakwiya pang'ono, komanso nthawi yayitali yothamangitsa. , mankhwala abwino olowa m'malo mwa mankhwala othamangitsa udzudzu.
Choletsa kusungunuka m'madzi (BAAPE) sichigwira ntchito pothamangitsa udzudzu poyerekeza ndi DEET yachikhalidwe. Komabe, poyerekeza, DEET (IR3535) imakhala yochepa kwambiri ndipo ilibe khungu lolowera.
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2-Methoxyethanol CAS 109-86-4
Ethylene glycol monomethyl ether (yofupikitsidwa monga MOE), yomwe imadziwikanso kuti ethylene glycol methyl ether, ndi madzi opanda mtundu komanso owoneka bwino, osakanikirana ndi madzi, mowa, acetic acid, acetone ndi DMF. Monga chosungunulira chofunikira, MOE imagwiritsidwa ntchito kwambiri ngati chosungunulira chamafuta osiyanasiyana, ma cellulose acetates, ma nitrate a cellulose, utoto wosungunuka ndi mowa ndi ma resins opangira.
Iwo analandira ndi zimene ethylene okusayidi ndi methanol. Onjezani methanol ku boron trifluoride ether complex, ndikudutsa mu ethylene oxide pa 25-30 ° C ndikuyambitsa. Ndimeyi ikamalizidwa, kutentha kumangokwera mpaka 38-45 ° C. Zotsatira zake zimathandizidwa ndi potassium hydrocyanide- Neutralize the methanol solution to pH=8-Chemicalbook9. Bweretsani methanol, muyisungunule, ndipo sonkhanitsani tizigawo ting'onoting'ono 130 ° C isanakwane kuti mutenge zinthu zopanda pake. Kenako pangani distillation yagawo, ndipo sonkhanitsani kagawo ka 123-125 ° C ngati chomalizidwa. Popanga mafakitale, ethylene oxide ndi anhydrous methanol amachitidwa pa kutentha kwambiri komanso kupanikizika popanda chothandizira, ndipo zokolola zambiri zimatha kupezeka.
Izi zimagwiritsidwa ntchito ngati zosungunulira zamafuta osiyanasiyana, lignin, nitrocellulose, cellulose acetate, utoto wosungunuka ndi mowa ndi utomoni wopangira; monga reagent kutsimikiza chitsulo, sulphate ndi carbon disulfide, monga diluent kwa zokutira, ndi cellophane. M'mapaketi osindikizira, ma varnish amawumitsa mwachangu ndi enamel. Itha kugwiritsidwanso ntchito ngati cholowera komanso chowongolera mumakampani opanga utoto, kapena ngati pulasitiki ndi chowunikira. Monga wapakatikati pakupanga zinthu zachilengedwe, ethylene glycol monomethyl ether imagwiritsidwa ntchito kwambiri popanga acetate ndi ethylene glycol dimethyl ether. Ndi Chemicalbook zopangira kupanga bis(2-methoxyethyl)phthalate plasticizer. Kusakaniza kwa ethylene glycol monomethyl ether ndi glycerin (ether: glycerin = 98: 2) ndi mafuta owonjezera ankhondo omwe angalepheretse icing ndi dzimbiri la bakiteriya. Pamene ethylene glycol monomethyl ether ntchito ngati ndege mafuta antisizing wothandizira, ambiri Kuwonjezera kuchuluka ndi 0,15% ± 0.05%. Ili ndi hydrophilicity yabwino. Amagwiritsa ntchito gulu lake la hydroxyl mumafuta kuti agwirizane ndi kuchuluka kwa mamolekyu amadzi mumafuta. Kupangidwa kwa hydrogen bond association, pamodzi ndi malo ake ozizira kwambiri, kumachepetsa kuzizira kwa madzi mu mafuta, zomwe zimapangitsa kuti madzi alowe mu ayezi. Ethylene glycol monomethyl ether ndi anti-microbial additive.
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1,4-Butanediol diglycidyl ether CAS 2425-79-8
1,4-Butanediol glycidyl ether, yomwe imadziwikanso kuti 1,4-butanediol dialkyl ether kapena BDG, ndi mankhwala achilengedwe. Ndi madzi achikasu kapena owala opanda mtundu komanso osasinthasintha. Amasungunuka muzinthu zambiri zosungunulira organic monga ethanol, methanol ndi dimethylformamide. Amagwiritsidwa ntchito ngati zopangira mankhwala ndi zosungunulira. Amagwiritsidwanso ntchito ngati stabilizer ya utoto ndi inki.
1,4-Butanediol glycidyl ether ikhoza kupangidwa ndi esterification ya 1,4-butanediol ndi methanol kapena methanol solution. Zimene zinthu zambiri ikuchitika pansi pa mavuto aakulu ndi pamaso pa chothandizira.
Mukamagwiritsa ntchito 1,4-butanediol glycidyl ether, chisamaliro chiyenera kutengedwa kuti musagwirizane ndi khungu ndi maso. Pogwiritsa ntchito ndi kusunga, kutentha kwakukulu ndi magwero a moto kuyenera kupewedwa. Chisamaliro chiyenera kuperekedwa pa kusindikizidwa kwa zotengera zosungirako kuti zisafufutike ndi kutayikira. -
Diethanolamine CAS: 111-42-2
Ethanolamine EA ndiye chinthu chofunikira kwambiri mu ethanol, kuphatikiza monoethanolamine MEA, diethanolamine DEA ndi triethanolamine TEA. Ethanolamine ndi yofunika organic wapakatikati, chimagwiritsidwa ntchito surfactants, zotsukira kupanga, petrochemical zina, kupanga utomoni ndi mphira plasticizers, accelerators, vulcanizing wothandizila thovu wothandizila thobvu, komanso kuyeretsa mpweya, antifreeze madzi, Kusindikiza ndi utoto, mankhwala zomangamanga, mankhwala ophera tizilombo. , makampani ankhondo ndi madera ena. Zogulitsa zam'munsi za ethanolamine ndizofunikira kwambiri zapakati pamankhwala.
Diethanolamine, yomwe imadziwikanso kuti bishydroxyethylamine ndi 2,2'-iminobisethanol, ndi galasi loyera kapena madzi opanda mtundu okhala ndi hygroscopicity amphamvu. Amasungunuka mosavuta m'madzi, methanol, ethanol, acetone ndi benzene. Kusungunuka kwake (g/100g) mu benzene pa 25°C ndi 4.2 ndipo mu ether ndi 0.8. Cholinga chake ndi: oyeretsa mpweya, omwe amatha kuyamwa mpweya wa Chemicalbook acidic mu gasi, monga carbon dioxide, hydrogen sulfide, sulfure dioxide, ndi zina zotero. Njira ya "Benfield" yomwe imagwiritsidwa ntchito mu makampani opanga ammonia amapangidwa makamaka ndi mankhwalawa; imagwiritsidwanso ntchito ngati emulsification. Zopangira, mafuta, shampoos, thickeners, etc.; organic synthesis intermediates, omwe amagwiritsidwa ntchito popanga zotsukira zopangira, zotetezera ndi mankhwala atsiku ndi tsiku (monga ma surfactants); kaphatikizidwe wa morpholine.
Diethanolamine imagwiritsidwa ntchito ngati zida zopangira ma buffers mumakampani azamankhwala. Amagwiritsidwa ntchito ngati njira yolumikizirana popanga thovu lolimba kwambiri la polyurethane. Zimasakanikirana ndi triethanolamine ngati chotsukira ma pistoni a injini ya ndege. Imakhudzidwa ndi mafuta acids kupanga alkyl alkyls. Amagwiritsidwanso ntchito mu organic Synthetic zopangira, zopangira zopangira surfactants Chemicalbook ndi asidi mpweya absorbers, ntchito monga thickeners ndi zosintha thovu mu shampu ndi zotsukira kuwala, monga intermediates mu organic kaphatikizidwe makampani, ndi makampani mankhwala. Monga chosungunulira, chimagwiritsidwa ntchito kwambiri m'makampani ochapa, zodzoladzola, ulimi, zomangamanga ndi mafakitale azitsulo.
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2-Acrylamide-2-methylpropanesulfonic acid CAS 15214-89-8
2-Acrylamide-2-methylpropanesulfonic acid (AMPS) ndi vinyl monomer yokhala ndi gulu la sulfonic acid. Ili ndi kukhazikika kwabwino kwa kutentha, kutentha kwake kumatha kufika 210 ° C, ndipo sodium homopolymer yake yamchere imakhala ndi kutentha kwapakati mpaka 329 ° C. Mu njira yamadzimadzi, mlingo wa hydrolysis umakhala wodekha, ndipo njira ya mchere wa sodium imakhala ndi kukana kwa hydrolysis pansi pazikhalidwe za pH. Pansi acidic zinthu, ndi hydrolysis kukana ake copolymer ndi apamwamba kuposa polyacrylamide. The monomer ikhoza kupangidwa kukhala makhiristo kapena mu njira yamadzimadzi ya mchere wa sodium. 2-Acrylamide-2-methylpropanesulfonic acid ili ndi zinthu zabwino zovuta, zokometsera, zochitika zamoyo, zochitika zapamtunda, kukhazikika kwa hydrolysis ndi kukhazikika kwamafuta.
Kugwiritsa ntchito
1. Chithandizo cha madzi: The homopolymer wa AMPS monoma kapena copolymer ndi acrylamide, acrylic acid ndi monomers ena angagwiritsidwe ntchito ngati sludge dehydrating wothandizila mu zonyansa kuyeretsa ndondomeko, ndipo angagwiritsidwe ntchito ngati chitsulo, nthaka, zotayidwa, ndi mkuwa mu madzi chatsekedwa. machitidwe ozungulira. Komanso corrosion inhibitors kwa aloyi; itha kugwiritsidwanso ntchito ngati ma antiscaling ndi antiscaling agents of heaters, nsanja zozizirira, zoyeretsa mpweya ndi zoyezera mpweya.
2. Oilfield chemistry: Kugwiritsa ntchito zinthu m'munda wa chemistry yamafuta kukukula mwachangu. Kukula kwakuchitapo kanthu kumaphatikizapo zosakaniza za simenti yamafuta, kubowola madzimadzi othandizira, madzi acidizing, madzi ophwanyika, madzi omaliza ndi zowonjezera zamadzimadzi, ndi zina zambiri.
3. Synthetic fibers: AMPS ndi chinthu chofunikira kwambiri chomwe chimapangitsa kuti ulusi wina upangidwe, makamaka acrylic kapena acrylic ulusi. Mlingo wake ndi 1% -4% ya fiber, yomwe imatha kusintha kwambiri kuyera ndi utoto wa ulusi. , antistatic, breathable and retardant flame.
4. Kukula kwa nsalu: Copolymer ya 2-acrylamido-2-methylpropanesulfonic acid, ethyl acetate, ndi acrylic acid. Ndi njira yabwino yopangira nsalu za thonje ndi polyester. Ndi yosavuta kugwiritsa ntchito komanso yosavuta kuchotsa ndi madzi. Mawonekedwe.
5. Kupanga Mapepala: The copolymer ya 2-acrylamide-2-methylpropanesulfonic acid ndi ma monomers ena osungunuka m'madzi ndi mankhwala ofunikira kwambiri pazigayo zosiyanasiyana zamapepala. Itha kugwiritsidwa ntchito ngati chothandizira ngalande, chowerengera, ndikuwonjezera mphamvu ya pepala komanso imagwiranso ntchito ngati dispersant pigment pakupaka utoto.
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(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE CAS: 4337-33-1
DMPT ndiye chokopa kwambiri cham'badwo wachinayi chokopa chakudya cham'madzi chomwe chapezeka mpaka pano. Anthu ena amagwiritsa ntchito mawu oti "miyala yoluma nsomba" pofotokoza momveka bwino momwe amakokera chakudya - ngakhale atapakidwa utoto pamwala, nsomba imaluma. Mwala. Njira yodziwika bwino ya DMPT ndi ngati nyambo yopha nsomba kuti nyamboyo ikhale yokongola komanso kuti ikhale yosavuta kuti nsomba ilume mbedza. Kugwiritsa ntchito m'mafakitale kwa DMPT ndi monga chowonjezera cha chakudya cham'madzi chobiriwira cholimbikitsa kudya kwa nyama zam'madzi ndikuwonjezera kukula kwawo.
Dimethyl-beta-propionate thiatin wakale kwambiri ndi mankhwala achilengedwe omwe amachotsedwa m'madzi am'nyanja. M'malo mwake, njira yopezera dimethyl-beta-propionate thiatin idayambanso kuchokera kumadzi am'nyanja: asayansi adawona kuti nsomba za m'madzi am'nyanja ndimakonda kudya udzu, motero ndidayamba kuphunzira zinthu zomwe zimakopa chakudya m'madzi am'nyanja. Pambuyo pake ndidapeza kuti chifukwa chomwe nsomba zimakonda kudya udzu wa m'nyanja ndikuti m'nyanja muli DMPT yachilengedwe.
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N,N-Diethylhydroxylamine CAS:3710-84-7
N,N-Diethylhydroxylamine CAS:3710-84-7
mankhwala katundu
Zamadzimadzi zowoneka bwino zopanda mtundu. Amanunkhira ngati ammonia. Mosavuta sungunuka m'madzi, sungunuka Ethanol, etha, chloroform, benzene.
Amagwiritsidwa ntchito ngati olefin polymerization inhibitor, terminal polymerization inhibitor, komanso ngati vinyl monomer popanga mphira wopangira. Monga antioxidant ndi stabilizer, akhoza ankagwiritsa ntchito photosensitive resins, photosensitive emulsions, kupanga latex, etc. Angagwiritsidwenso ntchito ngati terminator kwa emulsion polymerization, photochemical chifunga choletsa, etc. sulfate ndi kamvekedwe kugwirizanitsa wothandizila mtundu chitukuko.
Kuyika, kusunga ndi zoyendera
Amayikidwa mu mbiya zapulasitiki kapena migolo ya utomoni. Izi ziyenera kusungidwa zosindikizidwa m'malo ozizira, owuma komanso otetezedwa kumoto. -
Dipropylamine CAS No.: 142-84-7
Dipropylamine, yomwe imadziwikanso kuti di-n-propylamine, ndi madzi oyaka, owopsa kwambiri omwe amapezeka mwachilengedwe m'masamba a fodya ndi zinyalala zotayira m'mafakitale.
Di-n-propylamine ndi madzi opanda mtundu komanso owoneka bwino. Pali fungo la ammonia. Itha kupanga ma hydrate. Imasungunuka mosavuta m'madzi, ethanol ndi ether. Amapanga hydrate ndi madzi. Kachulukidwe 0.738, malo osungunuka -63 ℃, kuwira mfundo 110 ℃, kung'anima 17 ℃, refractive index 1.40445.
Di-n-propylamine angagwiritsidwe ntchito ngati zosungunulira ndi wapakatikati kupanga mankhwala, mankhwala, utoto, mchere flotation wothandizira, emulsifiers ndi zabwino mankhwala. Njira yokonzekera ndiyo kugwiritsa ntchito propanol ngati zopangira, ndikuzipeza kudzera mu catalytic dehydrogenation, ammoniation, dehydration ndi hydrogenation. Zomwe chothandizira ndi Ni-Cu-Al2O3, kuthamanga ndi (39 ± 1) kPa, kutentha kwa riyakitala ndi (Chemicalbook190 ± 10) ℃, liwiro la danga la propanol ndi 0.05 ~ 0.15h-1, ndipo chiŵerengero cha zinthu zopangira ndi propanol:ammonia ∶Hydrogen = 4:2:4, dipropylamine ndi tripropylamine zimapezeka nthawi imodzi, ndipo dipropylamine ingapezeke mwa kugawa. -
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), yomwe imatchedwanso diethylenetriaminepentacetic acid, ndi yabwino kwambiri aminocarboxylic complexing agent yokhala ndi chelating amphamvu. Zovuta zomwe zimapanga ndi ma cations ambiri ndizabwino kuposa ethylenediaminetetraacetic acid. Chelate yofananira iyenera kukhala yokhazikika.
Monga wothandizila kwambiri wa chelating, diethylene triamine pentaacetic acid ingagwiritsidwe ntchito muzoletsa zamitundu mukupanga acrylic fiber, makampani amapepala, zofewa zamadzi, zothandizira nsalu, ma chelating titrants, kujambula zithunzi ndi mafakitale azakudya. Amagwiritsidwanso ntchito muzachipatala, zinthu zosawerengeka zapadziko lapansi Amagwiritsidwanso ntchito kwambiri pakulekanitsa ndi kupanga ulimi.
Izi ndi zoyera za kristalo kapena ufa wa crystalline. 230 ℃ (kuvunda), sungunuka m'madzi otentha ndi alkali solution, sungunuka pang'ono m'madzi ozizira, osasungunuka mu zosungunulira organic monga ethers mowa. -
DIALLYL ISOPHTHALATE CAS: 1087-21-4
DIALLYL ISOPHTHALATE CAS: 1087-21-4, Imadziwikanso kuti level four reagent.Ndi ya propyl ester compounds.
Ma polima a Diallyl isophthalate ndi ofanana kwambiri pokonzekera, katundu ndi ntchito kwa ma polima a diallyl isophthalate omwe afotokozedwa pamwambapa. Mapangidwe opangidwa ndi diallyl isophthalate ndi okwera mtengo kwambiri koma amapereka kukhazikika kwa kutentha (kumatha kupirira kutentha mpaka pafupifupi 220 ° C kwa nthawi yayitali) komanso kukana zosungunulira za organic.
Ndi mafuta achikasu owala. Zonunkhira pang'ono. Zosakanikirana ndi ethanol, zosasungunuka m'madzi.
Amagwiritsidwa ntchito makamaka pofufuza zasayansi. Organic Synthesis. Kukonzekera kwa utomoni wotentha kwambiri. -
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
White crystal ufa. Imasungunuka mosavuta mu zosungunulira za organic, sungunuka zidulo ndi kusungunula zamchere, koma osasungunuka m'madzi. Amagwiritsidwa ntchito ngati utoto wapakati.
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N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-Dimethylbenzylamine CAS: 103-83-3
N,N-dimethylbenzylamine nthawi zambiri amagwiritsidwa ntchito ngati reagent mu kaphatikizidwe ka organic komanso ngati chothandizira pakupanga thovu la polyurethane ndi utomoni wa epoxy. Imakumana ndi Os3(CO) kupanga gulu la triosmium.
N, N dimethylbenzylamine mu methanol-tetra-N-butyl ammonium fluoroborate ndi methanol-potassium hydroxide. Amagwiritsidwa ntchito popanga bis[(N,N-dimethylamino)benzyl]selenoether. Itha kugwiritsidwanso ntchito ngati organic synthesis wapakatikati, dehydrogenation chothandizira, chosungira, asidi neutralizer, etc.
Ndi madzimadzi oyaka achikasu oyaka. Amanunkhira ngati ammonia. Amasungunuka mosavuta mu ethanol ndi ether, osasungunuka m'madzi.
