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2-Ethylhexylamine CAS: 104-75-6
2-Ethylhexylamine CAS: 104-75-6
Ke mokelikeli o se nang 'mala le o bonaletsang, o qhibilihang hanyane ka metsing, o qhibilihang ka har'a ethanol le acetone. E tukang mollo. Ha e lumellane le lisebelisoa tse matla tsa oxidizing. E sebelisoa e le setsi sa meriana e bolaeang likokoanyana, dae, li-pigments, li-surfactants le likokoanyana tse bolaeang likokoanyana. E ka boela ea sebelisoa ho hlahisa li-stabilizers, li-preservatives, emulsifiers, joalo-joalo Mokhoa oa ho lokisetsa o fumanoa ka ho arabela 2-ethylhexanol ka ammonia. Ka sete e tšoanang ea lisebelisoa tsa kettle tsa batch, 2-ethylhexylamine, di(2-ethylhexyl) amine, le tris(2-ethylhexyl) amine li ka hlahisoa ka ho potoloha. -
p-Toluenesulfonamide CAS 70-55-3
p-Toluenesulfonamide, eo hape e tsejoang e le 4-toluenesulfonamide, p-sulfonamide, toluene-4-sulfonamide, toluenesulfonamide, p-sulfamoyltoluene, ke letlapa le lesoeu kapa lekhasi la Chemicalbook crystal, le sebelisetsoang ho kopanya chloramine-T le Chloramphenicol, lidae tse fluorescent, ho etsa polasetiki ea fluorescent. , li-resin tsa maiketsetso, lijalo, li-disinfectants le li-brighteners tsa lehong, joalo-joalo.
p-Toluenesulfonamide ke polasetiki e tiileng e ntle haholo bakeng sa polasetiki e futhumatsang mocheso, e loketseng phenolic resin, melamine resin, urea-formaldehyde resin, polyamide le li-resin tse ling. Palo e nyane ea ho kopanya e ka ntlafatsa ts'ebetso ea ts'ebetso, ea etsa pholiso e ts'oanang, 'me ea fa sehlahisoa khanya e ntle. p-Toluenesulfonamide ha e na phello e nolofatsang ea li-plasticizer tsa metsi, ha e lumellane le polyvinyl chloride le vinyl chloride copolymers, 'me karolo e itseng e lumellana le cellulose acetate, cellulose acetate butyrate le cellulose nitrate.
Mokhoa oa tlhahiso o qala ka ho eketsa karolo ea metsi a HN3 ka pitseng ea ho arabela, o eketsa p-toluenesulfonyl chloride ha o ntse o hlohlelletsa, 'me mocheso o nyolohela ka holimo ho 50 ° C. Ka mor'a hore mocheso o theohe, metsi a setseng a ammonia a eketsoa. Etsa ho 85 ~ 9Chemicalbook0℃ bakeng sa 0.5h. Boitšoaro bo fela ha boleng ba pH bo fihla ho 8 ho isa ho 9. Pholisa ho 20°C, sefa, 'me u hlatsoe kuku e sefang ka metsi ho fumana sehlahisoa se tala. Ka mor'a moo, sehlahisoa se hloekisoa ka carbon activated, e qhibilihisoa ka alkali, e arotsoe ke asiti, e tlhotliloeng le e omisitsoeng ho fumana sehlahisoa.
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Tosyl chloride CAS 98-59-9
Tosyl chloride CAS 98-59-9
Tosyl chloride(TsCl), e le sehlahisoa se setle sa lik'hemik'hale, e sebelisoa haholo indastering ea dae, ea meriana le ea chefo e bolaeang likokoanyana. Indastering ea dae, e sebelisoa haholo-holo ho etsa metsoako ea ho qhalakanya, dae ea leqhoa le lidae tsa asiti; indastering ea meriana, Chemicalbook e sebelisoa haholo ho hlahisa sulfonamides, mesulfonate, joalo-joalo; indastering ea chefo e bolaeang likokoanyana, e sebelisoa haholo-holo tlhahiso ea mesotrione, sulfotrione, metalaxyl e ntle, joalo-joalo Ka tsoelo-pele e tsoelang pele ea indasteri ea dae, ea meriana le ea likokoanyana, tlhokahalo ea machaba ea sehlahisoa sena e ntse e eketseha letsatsi le letsatsi.
Ho na le mekhoa e 'meli e meholo ea setso bakeng sa TsCl: 1. E hlahisoa ke acid e tobileng ea chlorination ea toluene le ho feta chlorosulfonic acid ka mocheso o tlaase. Mokhoa ona o hlahisa o-toluenesulfonyl chloride e nang le litaba tse phahameng, 'me p-toluenesulfonyl chloride ke sehlahisoa sa eona,' me ka bobeli Ho thata ho arohana le ho ja matla a mangata; 2. Toluene le chlorosulfonic acid li hloekisoa ka ho toba ka chlorosulfonic acid e feteletseng ka pel'a matsoai a itseng le mocheso o itseng. Le hoja mokhoa ona o na le sehlahisoa se phahameng sa toluenesulfonyl chloride, tekanyo ea tlhoekiso Mokhoa o bonolo ebile o ja matla a tlaase. Leha ho le joalo, ka lebaka la mocheso o batlang o le holimo, oli e arohaneng ea sulfonated e na le li-sulfone tse phahameng 'me e na le boleng bo tlaase ba tšebeliso. Kotulo ea sebele e ka bang 70% feela ho Chemicalbook. Ntle le moo, mekhoa ena ka bobeli e na le ts'ebeliso e phahameng ea chlorosulfonic acid e tala mme litšila tsa sulfuric acid tse hlahisoang li hlapolla haholo, tse sa thuseng ts'ebeliso le kalafo ea indasteri. Ho boetse ho na le litlaleho tsa ho ntlafatsa mokhoa. Ntlha ea pele, p-toluenesulfonyl chloride ka motsoako oa karabelo e khanya ka ho feletseng tlas'a maemo a itseng 'me likaroloana tsa kristale li atolosoa. Mokhoa oa ho hloekisa ka ho toba ntle le hydrolysis o sebelisoa ho tlosa p-toluenesulfonyl chloride ho tloha motsoako. Leha ho le joalo, hajoale ho na le mathata a itseng a ho khetha lisebelisoa tsa indasteri mme letsete le leholo. Ts'ebetso e ntlafalitsoeng: Li-catalyst tse loketseng le maemo a mang a matle a ts'ebetso a khethiloe.
Tosyl chloride (TsCl) ke kristale e tšoeu e bosoeu e nang le ntlha e qhibilihang ea 69-71 ° C. Ke ea bohlokoa organic synthesis lithethefatsi mahareng 'me haholo-holo sebelisoa ka synthesis ea chloramphenicol, chloramphenicol-T, thiamphenicol le lithethefatsi tse ling. .
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Benzyl chloride CAS: 100-44-7
Benzyl chloride CAS: 100-44-7
Benzyl chloride, eo hape e tsejoang e le benzyl chloride le toluene chloride, ke mokelikeli o se nang 'mala o monko o matla o hlabang. E kopanya le metsoako ea tlhaho e kang chloroform, ethanol le ether. Ha e qhibilihe metsing empa e ka fetoha mouoane ka mouoane oa metsi. Mouoane oa eona o na le ho teneha ho itseng lera la mahlo 'me ke khase e tabolang e matla. Ka nako e ts'oanang, benzyl chloride le eona ke karolo e bohareng ea organic synthesis 'me e sebelisoa haholo ha ho etsoa dae, chefo e bolaeang likokoanyana, monko o monate oa maiketsetso, litlolo, lipolasetiki le meriana.
Lisebelisoa
Benzyl chloride e na le mefuta e mengata ea tšebeliso indastering. E sebelisoa haholo-holo masimong a chefo e bolaeang likokoanyana, meriana, linōko, lithulusi tsa dae le lithulusi tsa maiketsetso. E sebelisoa ho hlahisa le ho hlahisa benzaldehyde, butyl benzyl phthalate, aniline, phoxim, le benzyl chloride. Penicillin, joala ba benzyl, phenylacetonitrile, phenylacetic acid le lihlahisoa tse ling. Benzyl chloride ke ea sehlopha sa benzyl halide sa metsoako e halefisang. Mabapi le chefo e bolaeang likokonyana, e ke ke ea kopanya feela li-fungicides tsa organophosphorus Daifengjing le Isidifangjing Chemicalbook, empa hape e ka sebelisoa e le lisebelisoa tsa bohlokoa bakeng sa li-intermediate tse ling tse ngata, joalo ka motsoako oa phenylacetonitrile, Benzoyl chloride, m-phenoxybenzaldehyde, jj. Ho phaella moo, benzyl chloride e sebelisoa haholo meriana, linoko, lisebelisoa tsa dae, li-resin tsa maiketsetso, joalo-joalo Ke karolo ea bohlokoa ea lipakeng tsa tlhahiso ea lik'hemik'hale le ea meriana. Ebe mokelikeli o litšila kapa litšila tse hlahisoang ke likhoebo nakong ea ts'ebetso ea tlhahiso ha ho pelaelo hore li na le li-intermediate tse ngata tsa benzyl chloride.
Lintho tsa Lik'hemik'hale:
Mokelikeli o senang mmala le o bonaletsang o monko o matla o hlabang. Ho lla. E qhibiliha ka har'a metsoako ea tlhaho e kang ether, joala, chloroform, joalo-joalo, e sa qhibiliheng metsing, empa e ka fetoha mouoane ka mouoane oa metsi.
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N-Isopropylhydroxylamine CAS: 5080-22-8
N-Isopropylhydroxylamine ke mokelikeli o se nang 'mala o nang le monko o matla oa ammonia.
- E qhibiliha ka har'a metsi le lihlapolli tse ngata tsa tlhaho, empa ha e qhibilihe ka har'a lihlapolli tse se nang polar.
- Ke nucleophile e nang le karabelo ea tlatsetso ho metsoako e kang esters, aldehydes, le ketones.
sebelisa:
- N-Isopropylhydroxylamine e sebelisoa haholo-holo ho organic synthesis reaction, haholo-holo e le reagent ea amination.
- E ka sebelisoa ho kopanya lihlahisoa tsa amination tsa aldehydes, ketones le esters, le ho nka karolo liketsong tse ling tsa cyclization.
- E ka boela ea sebelisoa e le reagent e fokotsang ho etsa karabelo ea phokotso ho organic synthesis.
Mokhoa oa ho itokisa:
- Mokhoa o tloaelehileng oa ho lokisa oa N-isopropylhydroxylamine ke ho etsa amidation reaction on isopropyl alcohol ho fumana N-isopropylisopropylamide, ebe o sebelisa khase ea ammonia ho sebetsa ho eona ho hlahisa N-isopropylhydroxylamine.
Lintlha tsa Tšireletso:
- N-Isopropylhydroxylamine ke ntho e senyang e ka bakang ho teneha le ho chesa ha e kopana le letlalo le mahlo.
- Apara liatlana tse sireletsang, likhalase le lisebelisoa tse ling tsa ho itšireletsa ha u sebelisa.
- Sebelisa sebakeng se nang le moea o motle 'me u qobe ho hema mouoane oa eona.
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2,6-Dimethylaniline CAS 87-62-7
2,6-Dimethylaniline ke mokelikeli o mosehla hanyenyane o nang le sekhahla se lekanyelitsoeng sa 0.973. Ha e qhibilihe ka metsing, e qhibiliha ka joala, ether, 'me e qhibiliha ka hydrochloric acid.
Litsela tsa synthesis tsa 2,6-dimethylaniline haholo-holo li kenyelletsa mokhoa oa 2,6-dimethylphenol aminolysis, mokhoa oa o-methylaniline alkylation, mokhoa oa aniline methylation, mokhoa oa m-xylene disulfonation nitration le mokhoa oa m-xylene disulfonation. Mokhoa oa ho fokotsa toluene nitration, joalo-joalo.
Sehlahisoa sena ke sebaka sa bohlokoa sa lipakeng bakeng sa tlhahiso ea chefo e bolaeang likokoanyana le meriana, hape se ka sebelisoa e le thepa e tala bakeng sa lihlahisoa tsa lik'hemik'hale tse kang dae. E tuka ke lelakabe le bulehileng; e sebetsana le li-oxidants; e bolisa mosi o chefo oa nitrogen oxide ka mocheso o phahameng.
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2,4-Dimethyl aniline CAS 95-68-1
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2,4-Dimethyl aniline CAS 95-68-1
Ke mokelikeli o mafura o se nang 'mala. Mmala o tebela leseding le moyeng. E qhibiliha hanyane ka metsing, e qhibiliha ka har'a motsoako oa ethanol, ether, benzene le asiti.
2,4-Dimethylaniline e fumanoa ka nitration ea m-xylene ho fumana 2,4-dimethylnitrobenzene le 2,6-dimethylnitrobenzene. Ka mor'a distillation, 2,4-dimethylnitrobenzene e fumanoa. Sehlahisoa se fumanoa ka catalytic hydrogenation phokotso ea benzene. E sebelisoa e le li-intermediates bakeng sa chefo e bolaeang likokoanyana, meriana le lidae.E tukang malakabeng a bulehileng; e sebetsa le li-oxidants; e bolisa mosi o chefo oa nitrogen oxide ka mocheso o phahameng. Nakong ea polokelo le lipalangoang, ntlo ea polokelo e lokela ho kenngoa moea le ho omisoa ka mocheso o tlase; e boloke ka thoko ho li-acids, li-oxidants, le metsoako ea lijo.
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1-(Dimethylamino)tetradecane CAS 112-75-4
1-(Dimethylamino)tetradecane CAS 112-75-4
Ponahalo ke mokelikeli o bonaletsang. Kahoo e phaphametse holim'a metsi. Ho kopana ho ka khopisa letlalo, mahlo le lera la mucous. E ka 'na ea e-ba chefo ka ho e noa, ho hema kapa ho monya letlalo.
E sebelisoa ho etsa lik'hemik'hale tse ling. 'Me haholo-holo e sebelisoa ka li-preservatives, li-preservatives, li-additives tsa mafura, li-bactericides, li-extractants tsa tšepe tse sa tloaelehang, li-pigment dispersants, li-mineral flotation agents, litlolo tse tala, joalo-joalo.
Maemo a polokelo: Boloka sebakeng se phodileng, se omileng, se lefifi ka har'a sets'oants'o se tiisitsoeng ka thata kapa silindara. Ipoloke hole le lisebelisoa tse sa lumellaneng, mehloli ea mollo le batho ba sa rutehang. Sireletsehile 'me u tšoaee sebaka. Sireletsa lijana / li-cylinders hore li se ke tsa senyeha 'meleng.
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Triethylamine CAS: 121-44-8
Triethylamine (formula ea molek'hule: C6H15N), e tsejoang hape e le N,N-diethylethylamine, ke amine e bonolo ka ho fetisisa ea homo-trisubstituted tertiary amine mme e na le litšobotsi tse tloaelehileng tsa li-amine tsa thuto e phahameng, ho kenyeletsoa sebopeho sa letsoai, oxidation, le triethyl Chemicalbook amine. Teko (Hisbergreaction) ha ho karabo. E bonahala e le mokelikeli o hlakileng o se nang 'mala ho isa ho o mosehla o khanyang o nang le monko o matla oa ammonia 'me o tsuba hanyenyane moeeng. E qhibiliha hanyane ka metsing, e qhibiliha ka har'a ethanol le ether. Tharollo ea metsi ke alkaline. E chefo ebile e khopisa haholo.
E ka fumanoa ka ho itšoara ka ethanol le ammonia boteng ba hydrogen ka har'a mochine o nang le mochine o nang le koporo-nickel-clay catalyst tlas'a maemo a ho futhumatsa (190 ± 2 ° C le 165 ± 2 ° C). Karabelo e tla boela e hlahise monoethylamine le diethylamine. Ka mor'a condensation, sehlahisoa se fafatsoa ka ethanol le ho kenngoa ho fumana triethylamine e tala. Qetellong, ka mor'a ho arohana, ho felloa ke metsi le ho arohana, triethylamine e hloekileng e fumanoa.
Triethylamine e ka sebelisoa e le mokelikeli le lisebelisoa tse tala indastering ea organic synthesis, hape e sebelisoa ho etsa meriana, chefo e bolaeang likokoanyana, li-polymerization inhibitors, libeso tse nang le matla a mangata, li-rubberizer, joalo-joalo.
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Chloroacetone CAS: 78-95-5
Chloroacetone CAS: 78-95-5
Ponahalo ea eona ke mokelikeli o se nang 'mala o monko o monate. E qhibiliha ka metsing, e qhibilihang ka har'a ethanol, ether le chloroform. E sebelisoa ho organic synthesis ho lokisa lithethefatsi, chefo e bolaeang likokoanyana, linoko le lidae, joalo-joalo.
Ho na le mekhoa e mengata ea ho kopanya chloroacetone. Mokhoa oa acetone chlorination hajoale ke mokhoa o ka sehloohong o sebelisoang tlhahisong ea malapeng. Chloroacetone e fumanoa ka ho hloekisa acetone ka pel'a calcium carbonate, e leng ntho e tlamang acid. Eketsa acetone le calcium carbonate ka har'a reactor ho ea ka tekanyo e itseng ea ho fepa, hlohlelletsa ho etsa slurry, le mocheso ho reflux. Kamora ho emisa ho futhumatsa, tšela khase ea chlorine ka lihora tse ka bang 3 ho isa ho tse 4, 'me u kenye metsi ho qhaqha calcium chloride e hlahisitsoeng. Sekhahla sa oli sea bokelloa, ebe sea hlatsuoa, se felloa ke metsi 'me se silafatsoa ho fumana sehlahisoa sa chloroacetone.
Litšobotsi tsa polokelo le lipalangoang tsa chloroacetone
Sebaka sa polokelo se kenngoa moea le ho omisoa ka mocheso o tlase; e sireletsoa khahlanong le malakabe a bulehileng le mocheso o phahameng, 'me e bolokoa le ho tsamaisoa ka thoko ho thepa e tala ea lijo le li-oxidants.
Maemo a polokelo: 2-8°C -
Propylene glycol CAS: 57-55-6
Lebitso la saense la propylene glycol ke "1,2-propanediol". Racemate ke mokelikeli oa hygroscopic viscous o nang le tatso e monate hanyenyane. E kopane ka metsing, acetone, ethyl acetate le chloroform, 'me e qhibiliha ka har'a ether. E qhibiliha ka har'a oli e ngata ea bohlokoa, empa ha e kopane le petroleum ether, parafine le mafura. E batla e tsitsitse ho mocheso le khanya, 'me e tsitsitse haholoanyane mochesong o tlaase. Propylene glycol e ka oxidized ka propionaldehyde, lactic acid, pyruvic acid le acetic acid ka mocheso o phahameng.
Propylene glycol ke diol mme e na le thepa ea lino tse tahang. E sebetsa le organic acid le inorganic acid ho hlahisa monoester kapa diesters. E arabela ka propylene oxide ho hlahisa ether. E arabela ka hydrogen halide ho hlahisa halohydrin. E arabela ka acetaldehyde ho etsa methyldioxolane.
Joaloka moemeli oa bacteriostatic, propylene glycol e tšoana le ethanol, 'me katleho ea eona ea ho thibela hlobo e tšoana le ea glycerin' me e fokotseha hanyenyane ho feta ea ethanol. Propylene glycol e atisa ho sebelisoa e le polasetiki ka thepa ea ho roala filimi e nang le metsi. Motsoako oa likarolo tse lekanang le metsi o ka liehisa hydrolysis ea lithethefatsi tse itseng le ho eketsa botsitso ba litokisetso.
Mokelikeli o se nang mebala, o hlakileng le o tsitsitseng o monyang metsi, o batlang o sa latsoehe ebile o se na monko. E kopane le metsi, ethanol le metsoako e fapaneng ea tlhaho. E sebelisoa e le lisebelisoa tse tala bakeng sa li-resin, plasticizers, surfactants, emulsifiers le demulsifiers, hammoho le antifreeze le lijari tsa mocheso.
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Benzoic acid CAS: 65-85-0
Benzoic acid, eo hape e tsejoang e le benzoic acid, e na le foromo ea molek'hule ea C6H5COOH. Ke asiti e monko o bonolo ka ho fetesisa eo sehlopha sa carboxyl se hokahaneng ka kotloloho le athomo ea khabone ea selikalikoe sa benzene. Ke motsoako o entsoeng ka ho nkela hydrogen lesale la benzene sebaka ka sehlopha sa carboxyl (-COOH). Ke likristale tse se nang 'mala, tse sa nkhang hamonate. Sebaka se qhibilihang ke 122.13 ℃, sebaka se belang ke 249 ℃, 'me sekhahla se lekanyelitsoeng ke 1.2659 (15/4 ℃). E theoha ka potlako ho 100 ° C, 'me mouoane oa eona o halefisa haholo' me o ka baka ho khohlela habonolo ka mor'a ho hema. E qhibiliha hanyenyane metsing, e qhibiliha ha bonolo ho lihlapolli tse phelang tse kang ethanol, ether, chloroform, benzene, toluene, carbon disulfide, carbon tetrachloride le phaene Chemicalbook fuel saving. E fumaneha ka bongata ka sebopeho sa acid e sa lefelloeng, ester kapa lihlahisoa tsa eona. Ka mohlala, e teng ka mokhoa oa acid e sa lefelloeng le benzyl ester ka benzoin gum; e teng ka mokhoa o sa lefelloeng makhasi le makhapetla a bakoang a limela tse ling; e teng ka monko o monate E teng ka mokhoa oa methyl ester kapa benzyl ester ka oli ea bohlokoa; e teng ka sebōpeho sa hippuric acid e nkiloeng ka har'a moroto oa pere. Benzoic acid ke asiti e fokolang, e matla ho feta mafura a mafura. Li na le lik'hemik'hale tse tšoanang 'me li ka etsa matsoai, li-esters, acid halides, li-amide, li-anhydrides tsa acid, joalo-joalo,' me ha li na oxidized habonolo. Phetoho ea electrophilic e ka hlaha lesale la benzene la benzoic acid, haholoholo ho hlahisa lihlahisoa tsa meta-substitution.
Benzoic acid e atisa ho sebelisoa e le lithethefatsi kapa li-preservative. E na le phello ea ho thibela kholo ea li-fungus, libaktheria le hlobo. Ha e sebelisoa e le moriana, hangata e sebelisoa letlalong ho phekola mafu a letlalo a kang seboko. E sebelisoa liindastering tsa li-synthetic fibers, li-resin, lintja, rabara le liindasteri tsa koae. Qalong, asiti ea benzoic e ne e hlahisoa ke carbonization ea benzoin gum kapa hydrolysis ea buka ea lik'hemik'hale ka metsi a alkaline. E ka boela ea hlahisoa ke hydrolysis ea hippuric acid. Ka indasteri, benzoic acid e hlahisoa ke moea oxidation ea toluene ka pel'a li-catalysts tse kang cobalt le manganese; kapa e hlahisoa ke hydrolysis le decarboxylation ea phthalic anhydride. Benzoic acid le letsoai la eona la sodium e ka sebelisoa e le li-antibacterial ka latex, sesepa sa meno, jeme kapa lijo tse ling, hape e ka sebelisoa e le li-mordants bakeng sa ho daea le ho hatisa.
