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Ethyl N-acetyl-N-butyl-β-alaninate CAS:52304-36-6
BAAPE ke sebolaya dikokonyana se sephara, se sebetsang hantle haholo se lelekang dintsintsi, dinta, bohlwa, menoang, maphele, matsetse, matsetse, matsetse a lehlabathe, matsetse a lehlabathe, lehlabathe, cicada, jj. Phello e lelekang; phello ea eona ea ho leleka e nka nako e telele 'me e ka sebelisoa maemong a fapaneng a leholimo. E tsitsitse ka lik'hemik'hale tlas'a maemo a tšebeliso 'me e na le botsitso bo phahameng ba mocheso le ho hanyetsa mofufutso o phahameng. BAAPE e lumellana hantle le litlolo le meriana e sebelisoang hangata. E ka etsoa ka tharollo, li-emulsions, mafura, litlolo, li-gel, li-aerosols, li-coil tsa menoang, li-microcapsules le meriana e meng e khethehileng ea ho leleka, hape e ka ekeletsoa lihlahisoa tse ling. Kapa ka thepa (e kang metsi a ntloana, metsi a thibelang menoang), e le hore e be le phello e lelekang.
BAAPE e na le melemo ea ho se be le litla-morao tse chefo letlalong le lera la mucous, ha ho na lintho tse itseng, 'me ha ho na ho kenella ha letlalo.
Thepa: Mokelikeli o bonaletsang o se nang 'mala ho isa ho o mosehla o khanyang, sebolaya-menang se setle haholo. Ha e bapisoa le ntho e tloaelehileng e lelekang menoang (DEET, eo hangata e tsejoang e le DEET), e na le likarolo tse ikhethang tsa chefo e tlase, ho teneha ho fokolang, le nako e telele ea ho leleka. , sehlahisoa se loketseng sa ho nkela lintho tse lelekang menoang.
Selekanyi se qhibilihang ka metsing (BAAPE) ha se sebetse hantle ho feta DEET ea setso ho lelekeng menoang. Leha ho le joalo, ha ho bapisoa, DEET (IR3535) e batla e fokola ebile ha e na ho kenella ha letlalo.
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2-Methoxyethanol CAS 109-86-4
Ethylene glycol monomethyl ether (e khutsufalitsoeng e le MOE), e tsejoang hape e le ethylene glycol methyl ether, ke mokelikeli o se nang mebala le o bonaletsang, o kopanyang metsi, joala, acetic acid, acetone le DMF. Joaloka motsoako oa bohlokoa, MOE e sebelisoa haholo e le motsoako oa li-grease tse fapa-fapaneng, cellulose acetates, cellulose nitrate, lidae tse qhibilihang ka joala le li-resin tsa maiketsetso.
E fumanoa ka karabelo ea ethylene oxide le methanol. Kenya methanol ho boron trifluoride ether complex, 'me u fete ka ethylene oxide ho 25-30 ° C ha u ntse u susumetsa. Ka mor'a hore mokhoa ona o phethoe, mocheso o nyolohela ho 38-45 ° C. Tharollo e hlahisoang ke karabelo e phekoloa ka potassium hydrocyanide- Neutralize tharollo ea methanol ho pH=8-Chemicalbook9. Khutlisa methanol, e qhala, 'me u bokelle likaroloana pele ho 130°C ho fumana sehlahisoa se tala. Ebe u etsa distillation e fokolang, 'me u bokelle karoloana ea 123-125 ° C e le sehlahisoa se felileng. Tlhahisong ea indasteri, ethylene oxide le methanol ea anhydrous li arajoa ka mocheso o phahameng le khatello ntle le mokelikeli, 'me sehlahisoa se phahameng sa lihlahisoa se ka fumanoa.
Sehlahisoa sena se sebelisoa e le motsoako oa lioli tse fapa-fapaneng, lignin, nitrocellulose, cellulose acetate, lidae tse qhibilihang ka joala le li-resin tsa maiketsetso; e le reagent bakeng sa qeto ea tšepe, sulfate le carbon disulfide, e le diluent bakeng sa ho roala, le bakeng sa cellophane. Li-sealers tsa ho paka, li-varnish tse omisang ka potlako le li-enamel. E ka boela ea sebelisoa e le ntho e phunyeletsang le ea ho lekanya indastering ea dae, kapa e le polasetiki le se khanyang. E le karolo e bohareng ea tlhahiso ea metsoako ea lintho tse phelang, ethylene glycol monomethyl ether e sebelisoa haholo-holo ha ho etsoa acetate le ethylene glycol dimethyl ether. Hape ke Chemicalbook lisebelisoa tse tala bakeng sa tlhahiso ea bis(2-methoxyethyl) phthalate plasticizer. Motsoako oa ethylene glycol monomethyl ether le glycerin (ether: glycerin = 98: 2) ke motsoako oa mafura a jete a sesole a ka thibelang ho senya le ho senya baktheria. Ha ethylene glycol monomethyl ether e sebelisoa e le sesebelisoa se thibelang mafura a jet, kakaretso ea kakaretso ke 0.15% ± 0.05%. E na le hydrophilicity e ntle. E sebelisa sehlopha sa eona sa hydroxyl ka har'a mafura ho sebelisana le palo ea limolek'hule tsa metsi ka har'a oli. Ho thehoa ha hydrogen bond association, hammoho le sebaka sa eona sa leqhoa se tlaase haholo, ho theola ntlha ea leqhoa ea metsi ka har'a oli, e leng ho lumellang metsi hore a be le leqhoa. Ethylene glycol monomethyl ether le eona ke motsoako o thibelang likokoana-hloko.
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1,4-Butanediol diglycidyl ether CAS 2425-79-8
1,4-Butanediol glycidyl ether, e tsejoang hape e le 1,4-butanediol dialkyl ether kapa BDG, ke motsoako oa lintho tse phelang. Ke mokelikeli o mosehla o se nang 'mala ho isa ho o khanyang o fokolang. E qhibiliha ka har'a metsoako e mengata ea tlhaho e kang ethanol, methanol le dimethylformamide. Hangata e sebelisoa e le lisebelisoa tse tala tsa lik'hemik'hale le li-solvents. E boetse e sebelisoa e le stabilizer bakeng sa dae le li-pigments.
1,4-Butanediol glycidyl ether e ka hlahisoa ka esterification ea 1,4-butanediol e nang le methanol kapa tharollo ea methanol. Maemo a karabelo ka kakaretso a etsoa tlas'a khatello e phahameng le ho ba teng ha mokelikeli.
Ha u sebelisa 1,4-butanediol glycidyl ether, tlhokomelo e tlameha ho nkoa ho thibela ho kopana le letlalo le mahlo. Nakong ea tšebeliso le polokelo, mocheso o phahameng le mehloli ea mollo e lokela ho qojoa. Tlhokomelo e lokela ho lefshoa ho tiisoa ha lijana tsa polokelo ho thibela mouoane le ho lutla. -
Diethanolamine CAS: 111-42-2
Ethanolamine EA ke sehlahisoa sa bohlokoa ka ho fetisisa ho ethanol, ho kenyelletsa monoethanolamine MEA, diethanolamine DEA le triethanolamine TEA. Ethanolamine ke karolo ea bohlokoa ea lintho tse phelang, e sebelisoang haholo ho li-surfactants, li-detergents tsa maiketsetso, li-additives tsa petrochemical, resin ea maiketsetso le polasetiki ea rabara, li-accelerator, li-vulcanizing le li-foaming agents, hammoho le tlhoekiso ea khase, antifreeze ea metsi, Ho hatisa le ho daea, meriana ea kaho, chefo e bolaeang likokoanyana. , indasteri ea sesole le likarolo tse ling. Lihlahisoa tse tlase tsa ethanolamine ke tsa bohlokoa tse lipakeng tsa lik'hemik'hale.
Diethanolamine, e tsejoang hape e le bishydroxyethylamine le 2,2'-iminobisethanol, ke kristale e tšoeu kapa mokelikeli o se nang 'mala o nang le hygroscopicity e matla. E qhibiliha habonolo metsing, methanol, ethanol, acetone le benzene. Ho qhibiliha ha eona (g/100g) ho benzene ka 25°C ke 4.2 le ho ether ke 0.8. Sepheo sa eona ke: ho hloekisa khase, e ka khonang ho monya likhase tsa Chemicalbook acidic ka khase, tse kang carbon dioxide, hydrogen sulfide, sulfur dioxide, joalo-joalo Tharollo ea "Benfield" e sebelisoang indastering ea maiketsetso ea ammonia e entsoe haholo-holo ka sehlahisoa sena; e boetse e sebelisoa bakeng sa emulsification. Li-agents, lubricant, shampoos, thickeners, joalo-joalo; organic synthesis intermediates, e sebelisetsoang ho hlahisa lisebelisoa tse tala, li-preservatives le lik'hemik'hale tsa letsatsi le letsatsi (tse kang li-surfactants); tlhahiso ea morpholine.
Diethanolamine e sebelisoa e le thepa e tala bakeng sa li-buffers indastering ea meriana. E sebelisoa e le sesebelisoa se kopanyang ho hlahisa foam e phahameng ea polyurethane. E kopantsoe le triethanolamine joalo ka sehlatsoa sa lipiston tsa enjine ea sefofane. E sebetsana le li-acid tse mafura ho etsa alkyl alkyls. E boetse e sebelisoa linthong tse tala tsa Synthetic, lisebelisoa tse tala bakeng sa li-surfactants Chemicalbook le li-absorber tse nang le asiti, tse sebelisoang e le li-thickeners le li-foam modifiers ka har'a li-shampoo le li-detergents tse bobebe, joalo ka li-intermediate indastering ea organic synthesis, le indastering ea meriana. E le solvent, e sebelisoa haholo indastering ea ho hlatsoa, indasteri ea litlolo, temo, indasteri ea kaho le indasteri ea tšepe.
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2-Acrylamide-2-methylpropanesulfonic acid CAS 15214-89-8
2-Acrylamide-2-methylpropanesulfonic acid (AMPS) ke vinyl monomer e nang le sehlopha sa sulfonic acid. E na le botsitso bo botle ba mocheso, ka mocheso oa ho bola ho fihlela ho 210 ° C, 'me letsoai la sodium homopolymer le na le mocheso oa ho bola ho fihlela ho 329 ° C. Ka tharollo e nang le metsi, sekhahla sa hydrolysis se ea lieha, 'me tharollo ea letsoai la sodium e na le khanyetso e ntle ea hydrolysis tlasa maemo a phahameng a pH. Tlas'a maemo a acidic, khanyetso ea hydrolysis ea copolymer ea eona e phahame haholo ho feta ea polyacrylamide. The monomer e ka etsoa ka likristale kapa ka tharollo e nang le metsi a letsoai la sodium. 2-Acrylamide-2-methylpropanesulfonic acid e na le thepa e ntle ea ho kopanya, thepa ea adsorption, ts'ebetso ea likokoana-hloko, mosebetsi oa holim'a metsi, botsitso ba hydrolysis le botsitso ba mocheso.
Tšebeliso
1. Phekolo ea metsi: The homopolymer ea AMPS monomer kapa copolymer le acrylamide, acrylic acid le monomers tse ling e ka sebelisoa e le seretse dehydrating moemeli tshebetso ya ho hloekisa likhoerekhoere, 'me e ka sebelisoa e le tšepe, zinki, aluminium le koporo ka metsi a koetsoeng. tsamaiso ea potoloho. Hammoho le corrosion inhibitors bakeng sa li-alloys; e ka boela ea sebelisoa e le lisebelisoa tsa ho theola le ho thibela sekhahla sa licheso, litora tse pholisang, lihloekisi tsa moea le lihloekisi tsa khase.
2. Oilfield chemistry: Tšebeliso ea lihlahisoa lefapheng la k'hemistri ea sebaka sa oli e ntse e tsoela pele ka potlako. Boemo ba ho kenya letsoho bo kenyelletsa metsoako ea samente ea seliba sa oli, lisebelisoa tsa kalafo ea mokelikeli oa ho cheka, maro a nang le asiti, maro a fracturing, maro a tlatsetso le li-additives tsa mokelikeli o sebetsang, jj.
3. Li-synthetic fibers: AMPS ke monoma ea bohlokoa e ntlafatsang thepa e pharaletseng ea likhoele tse ling tsa maiketsetso, haholo-holo acrylic kapa acrylic fibers. Tekanyetso ea eona ke 1% -4% ea fiber, e ka ntlafatsang haholo bosoeu le ho daea ha fiber. , antistatic, breathable and flame retardant.
4. Sizing bakeng sa masela: Copolymer ea 2-acrylamido-2-methylpropanesulfonic acid, ethyl acetate, le acrylic acid. Ke sesebelisoa sa boholo se loketseng bakeng sa masela a kopantsoeng a k'hothone le polyester. Ho bonolo ho e sebelisa ebile ho bonolo ho e tlosa ka metsi. Likaroloana.
5. Ho etsa lipampiri: The copolymer ea 2-acrylamide-2-methylpropanesulfonic acid le li-monomer tse ling tse qhibilihang ka metsing ke lik'hemik'hale tse hlokahalang bakeng sa limilo tse fapaneng tsa pampiri. E ka sebelisoa e le sesebelisoa sa drainage, sesebelisoa sa boholo, 'me e eketsa matla a pampiri hape e sebetsa joalo ka dispersant ea pigment bakeng sa liphahlo tsa mebala.
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(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE CAS: 4337-33-1
DMPT ke sehokelo sa lijo tsa metsing tse sebetsang hantle ka ho fetesisa tsa moloko oa bone tse sibolotsoeng ho fihlela hajoale. Batho ba bang ba sebelisa lentsoe "fish loma majoe" ho hlalosa ka ho hlaka phello ea eona e hohelang lijo - le haeba e pentiloe holim'a lejoe, litlhapi li tla e loma. Lejoe. Tšebeliso e tloaelehileng ka ho fetisisa ea DMPT ke ho tšoasa litlhapi ho ntlafatsa botle ba litlhapi le ho nolofatsa litlhapi ho loma hook. Tšebeliso ea liindasteri ea DMPT e tšoana le tlatsetso e tala ea phepo ea metsing ho khothaletsa ho ja liphoofolo tse phelang metsing le ho eketsa sekhahla sa kholo ea tsona.
Dimethyl-beta-propionate thiatin ea pele ke motsoako o hloekileng oa tlhaho o ntšitsoeng maoatleng a leoatle. Ha e le hantle, mokhoa oa ho sibolla dimethyl-beta-propionate thiatin le oona o qalile ho tloha maoatleng a leoatle: bo-rasaense ba ile ba hlokomela hore litlhapi tsa metsing a leoatle ke rata ho ja limela tsa leoatleng, kahoo ke ile ka qala ho ithuta lintlha tse hohelang lijo tsa limela tsa leoatleng. Hamorao ke ile ka fumana hore lebaka leo ka lona litlhapi li ratang ho ja limela tsa leoatleng ke hore leoatleng le na le DMPT ea tlhaho.
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N,N-Diethylhydroxylamine CAS:3710-84-7
N,N-Diethylhydroxylamine CAS:3710-84-7
thepa ea lik'hemik'hale
Seela se se nang mmala se bonaletsang. E nkha joalo ka ammonia. E qhibiliha habonolo metsing, e qhibiliha ka har'a ethanol, ether, chloroform, benzene.
E sebelisoa e le olefin polymerization inhibitor, terminal polymerization inhibitor, hape e le vinyl monomer ts'ebetsong ea tlhahiso ea rabara ea maiketsetso. E le antioxidant le stabilizer, e ka ho pharaletseng sebelisoa ka resin photosensitive, photosensitive emulsions, synthetic latex, joalo-joalo E ka boela ea sebelisoa e le terminator bakeng sa emulsion polymerization, photochemical smog inhibitor, joalo-joalo sulfate ena ke molumo ho leka-lekanya moemeli bakeng sa mebala. ntshetsopele.
Ho paka, ho boloka le ho tsamaisa
E phuthetsoe ka libarele tsa polasetiki kapa libarele tsa resin. Sehlahisoa sena se lokela ho bolokoa se tiisitsoe sebakeng sa polokelo se phodileng, se omeletseng mme se sirelelitsoe mollong. -
Dipropylamine CAS No.: 142-84-7
Dipropylamine, eo hape e tsejoang e le di-n-propylamine, ke mokelikeli o chefo, o chefo haholo o teng makhasing a koae ka tlhaho le litšila tsa indasteri tse lahliloeng ka maiketsetso.
Di-n-propylamine ke mokelikeli o se nang 'mala le o bonaletsang. Ho na le monko oa ammonia. E ka etsa li-hydrate. E qhibiliha ha bonolo metsing, ethanol le ether. E etsa hydrate ka metsi. Density 0.738, melting point -63 ℃, beiling point 110 ℃, flash point 17℃, refractive index 1.40445.
Di-n-propylamine e ka sebelisoa e le mokelikeli le bohareng tlhahisong ea meriana, chefo e bolaeang likokoanyana, dae, li-mineral flotation agents, emulsifiers le lik'hemik'hale tse ntle. Mokhoa oa ho itokisa ke ho sebelisa propanol e le lisebelisoa tse tala, 'me u li fumane ka catalytic dehydrogenation, ammoniation, dehydration le hydrogenation. The reaction catalyst is Ni-Cu-Al2O3, khatello ke (39±1)kPa, the reactor thempereichara ke (Chemicalbook190±10)℃, the space velocity of propanol is 0.05~0.15h-1, and the raw material ratio is propanol:ammonia ∶Hydrogen = 4:2:4, dipropylamine le tripropylamine li fumanoa ka nako e le 'ngoe,' me dipropylamine e ka fumanoa ka likaroloana. -
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentaacetic acid CAS: 67-43-6
Diethylenetriaminepentacetic acid (DTPA), eo hape e bitsoang diethylenetriaminepentacetic acid, ke motsoako o babatsehang oa aminocarboxylic o nang le thepa e matla ea chelating. E rarahaneng eo e e bopang ka li-cations tse ngata e molemo ho feta ea ethylenediaminetetraacetic acid. Chelate e lumellanang e lokela ho tsitsa.
Joalo ka sesebelisoa sa chelating se sebetsang hantle haholo, diethylene triamine pentaacetic acid e ka sebelisoa ho li-inhibitors tsa mebala tlhahisong ea fiber ea acrylic, indasteri ea pampiri, li-softeners tsa metsi, lithulusi tsa masela, li-titrants tsa chelating, ho nka lifoto tsa mebala le indasteri ea lijo. E boetse e sebelisoa litabeng tsa bongaka, tse sa tloaelehang tsa lefats'e E boetse e sebelisoa haholo ka ho arohana le tlhahiso ea temo.
Sehlahisoa sena ke kristale e tšoeu kapa phofo ea kristale. Melting point 230 ℃ (decomposition), e qhibilihang ka metsing a chesang le tharollo ea alkali, e qhibilihang hanyenyane metsing a batang, e ke keng ea qhibiliha ka har'a metsoako ea lintho tse phelang tse kang alcohol ethers. -
DIALLYL ISOPHTHALATE CAS: 1087-21-4
DIALLYL ISOPHTHALATE CAS: 1087-21-4, E boetse e tsejoa e le level four reagent.Ke ea metsoako ea propyl ester.
Li-polymer tsa Diallyl isophthalate li tšoana haholo ha li lokisoa, thepa le lits'ebetso ho li-polymer tsa diallyl isophthalate tse hlalositsoeng ka holimo. Meetso e thehiloeng holim'a diallyl isophthalate e theko e boima haholo empa e fana ka botsitso bo matlafalitsoeng ba mocheso (e ka mamella mocheso ho fihla ho hoo e ka bang 220 ° C ka nako e telele) le ho hanyetsa lihlapolli tsa tlhaho.
Ke mokelikeli o mosehla o bobebe o mafura. E nkhang hanyenyane. E kopane le ethanol, e sa keneng ka metsing.
Haholo-holo e sebelisoa bakeng sa lipatlisiso tsa biochemical. Organic Synthesis. Tokisetso ea resin e phahameng ea mocheso. -
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
N,N-Bis(2-cyanoethyl)aniline CAS: 1555-66-4
Phofo e tšoeu ea kristale. E qhibiliha ha bonolo ka har'a lihlapolli tsa lintho tse phelang, e hlapolla asiti le alkaline e hlapollang, empa e sa qhibilihe metsing. E sebelisoa e le dae ea mahareng.
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N, N-Dimethylbenzylamine CAS: 103-83-3
N, N-Dimethylbenzylamine CAS: 103-83-3
N,N-dimethylbenzylamine e atisa ho sebelisoa e le reagent ho organic synthesis le e le mohloli oa motsoako oa polyurethane foam le epoxy resin. E kopana le Os3(CO) ho etsa sehlopha sa triosmium.
N, N dimethylbenzylamine ka methanol-tetra-N-butyl ammonium fluoroborate le methanol-potassium hydroxide. E sebelisoa ha ho etsoa bis[(N,N-dimethylamino)benzyl]selenoether. E ka boela ea sebelisoa e le organic synthesis intermediate, dehydrogenation catalyst, preservative, acid neutralizer, joalo-joalo.
Ha e na 'mala ho isa mokelikeli o mosehla o ka chang. E nkha joalo ka ammonia. E qhibiliha habonolo ka har'a ethanol le ether, ha e khone ho qhibiliha ka metsing.
