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p-Phenylenediamine CAS 106-50-3
p-Phenylenediamine (p-Phenylenediamine ea Senyesemane), eo hape e tsejoang e le Ursi D, ke e 'ngoe ea li-diamine tse nkhang hamonate tse bonolo ka ho fetisisa. Sehlahisoa se hloekileng se tšoeu ho isa ho kristale ea lavender, e fetohang pherese kapa sootho bo lefifi ha e pepesetsoa moeeng.
'mala. E qhibiliha hanyane metsing a batang, e qhibiliha ka har'a ethanol, ether, chloroform le benzene.
E ka sebelisoa ho lokisa lidae tsa azo, li-polymer tse nang le limolek'hule tse ngata, 'me e ka boela ea sebelisoa ho hlahisa lidae tsa boea, li-antioxidants tsa rabara le baetsi ba lifoto. E sebelisoa haholo-holo bakeng sa lidae tsa aramid, li-azo, lidae tsa sebabole, lidae tsa asiti, 'me e ka boela ea sebelisoa e le boea bo botšo ba D. Tlhahiso ea Mao Pi Black DB, Mao Pi Brown N2, le li-antioxidants tsa rabara tsa Chemicalbook DNP, DOP, le MB. E boetse e sebelisoa e le thepa e tala bakeng sa dae ea moriri oa botle ea Ursi D letoto, inhibitor ea polymerization ea peterole le moqapi. Joaloka dae ea lik'hemik'hale, p-phenylenediamine hajoale e lumelloa ho sebelisoa tlhahisong ea lidae tsa moriri, empa ho na le lithibelo tse hlakileng mabapi le tekanyo ea tšebeliso.
E fumanoa ka ho fokotsa p-nitroaniline ka phofo ea tšepe sebakeng se nang le asiti. Kenya phofo ea tšepe ka har'a hydrochloric acid, e futhumatse ho fihlela ho 90°C, 'me u kenye p-nitroaniline ha u ntse u hlohlelletsa. Kamora hore ho eketsoa ho phetheloe, arabela ho 95-100°C ka lihora tse 0.5, ebe u eketsa hydrochloric acid e matla ka ho theohela tlase ho phethela karabelo ea Chemicalbook e fokotsang. Kamora ho pholile, fokotsa ka tharollo ea sodium carbonate e saturated ho pH 7-8, pheha 'me u sefe ha e ntse e chesa, 'me u hlatsoe kuku ea sefe ka metsi a chesang. Kopanya filtrate le mokelikeli o hlatsoang, tsepamisa maikutlo tlas'a khatello e fokotsehileng, etsa kristale ka ho pholisa kapa ho qhibilihisa tlas'a khatello e fokotsehileng ho fumana p-phenylenediamine ka chai ea 95%.
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1,2-Dichloroethane CAS 107-06-2
1,2-Dichloroethane ke mokelikeli o mafura o se nang 'mala, o bonaletsang o nang le monko o kang oa chloroform le tatso e monate. E qhibiliha ka metsing ka makhetlo a ka bang 120, e kopantsoe le ethanol, chloroform le ether. E ka qhala oli le mafura, mafura, parafini.
E sebelisoa haholo-holo tlhahisong ea vinyl chloride, oxalic acid le ethylenediamine, 'me e ka boela ea sebelisoa e le li-solvents, li-fumigants tsa lijo-thollo, li-detergents, li-extract agents, li-detergents tsa tšepe, jj.
mokhoa oa tlhahiso:
1. Mokhoa oa ho kopanya ethylene le chlorine ka kotloloho: chlorine ethylene le chlorine ka har'a 1,2-dichloroethane medium ho hlahisa dichloroethane e tala le palo e nyane ea polychloride, ho eketsa alkali le flash e fetoha mouoane ho tlosa lintho tse nang le asiti le lintho tse ling tse belang haholo, ho hlatsuoa ka metsi ho fihlela ho se nke lehlakore, ho felloa ke metsi 'meleng ka azeotropic, le ho qhibilihisoa ho fumana sehlahisoa se felileng. 2. Mokhoa oa ethylene oxychlorination: Ethylene e tšeloa chlorine ka ho toba ka chlorine ho etsa dichloroethane. Hydrogen chloride e ile ea fumanoa nakong ea ho petsoha ha dichloroethane ho hlahisa vinyl chloride, khase e nang le oksijene Chemicalbook (moea) le ethylene li futhumatsoa ho fihlela ho 150-200°C li fetisoa ka har'a catalyst ea koporo ea chloride e kentsoeng holim'a alumina ka khatello ea 0.0683-0.1033MPa, li arabela mochesong oa 200-250°C, 'me sehlahisoa se tala sea pholisoa (se kolobisa boholo ba trichloroacetaldehyde le karolo ea metsi), se hatelloa, 'me se hloekisitsoe ho fumana sehlahisoa sa dichloroethane. 3. Mokhoa oa ho ntša chlorine ka ho toba ho tsoa khase e petsohileng ea peterole kapa ontong ea coke. Ho phaella moo, 1,2-dichloroethane le eona ke sehlahisoa se seng sa tlhahiso ea chloroethanol le ethylene oxide.
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Sodium chloride CAS 7647-14-5
Sodium chloride ke karolo e ka sehloohong ea letsoai la tafole le letsoai la lefika. Ke motsoako oa ionic 'me ke kristale ea cubic e se nang 'mala le e bonaletsang. Sodium oxide e teng ka bongata metsing a leoatle le matšeng a letsoai a tlhaho. E ka sebelisoa ho hlahisa chlorine, haedrojene, hydrochloric acid, sodium hydroxide, chlorate, hypochlorite, phofo ea bleaching le sodium ea tšepe. Ke thepa ea bohlokoa ea lik'hemik'hale tse tala; Chemicalbook e ka sebelisoa lijong Ho noka le ho tšela litlhapi, nama le meroho metsing, hammoho le ho ntša letsoai sesepa le letlalo la ho tantša, jj.; sodium chloride e hloekisitsoeng haholo e ka sebelisoa ho etsa saline ea 'mele bakeng sa kalafo ea bongaka le liteko tsa 'mele, joalo ka tahlehelo ea sodium, tahlehelo ea metsi, tahlehelo ea mali, jj. Sodium chloride e ka hlahisoa ka ho kopanya metsi a leoatle a kristale kapa letša la letsoai la tlhaho kapa metsi a seliba sa letsoai.
Sodium chloride ke thepa ea bohlokoa ea lik'hemik'hale bakeng sa ho lokisa khase ea chlorine, sodium ea tšepe, caustic soda, soda molora le lintho tse ling, 'me e sebelisoa haholo ho dae, liseramike, metallurgy, letlalo, sesepa, sehatsetsing, jj. K'hemistring ea tlhahlobo, sodium chloride ke reagent bakeng sa ho fumana fluorine le silicate, 'me ke reagent ea tekanyetso bakeng sa ho lekanya nitrate ea silevera.
Sodium chloride ke matrix ea bohlokoa bakeng sa ho boloka bophahamo ba mokelikeli o tsoang kantle ho 'mele. E boetse e na le phello e itseng ea taolo ho leka-lekana ha acid-base ea maro a 'mele. Hape ke e 'ngoe ea lintlha tsa bohlokoa ho bolokeng khatello ea methapo ea kutlo. Haholo-holo e sebelisoa ho thibela le ho phekola hyponatremic syndrome, khaello ea sodium dehydration (joalo ka ho chesa, letšollo, ho tšoha, jj.), ho otloa ke mocheso, jj.; e sebelisoa ka ntle bakeng sa ho hlatsoa mahlo, nko, maqeba, jj.; ente ea 10% hypertonic sodium chloride solution e ka khothalletsa Peristalsis ea mala, ea ntlafatsa ts'ebetso ea tšilo ea lijo.
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Morpholine CAS 110-91-8
Morpholine, e tsejoang hape e le 1,4-oxazacyclohexane le diethyleneimine oxide, ke mokelikeli o nang le oli o se nang 'mala o nang le monko oa ammonia le hygroscopicity. E ka fetoha mouoane ka mouoane oa metsi 'me ea kopana le metsi. E qhibiliha ka har'a acetone, benzene, ether, pentane, methanol, ethanol, carbon tetrachloride, propylene glycol le li-solvents tse ling tsa tlhaho.
Morpholine e na le lihlopha tsa amine tsa bobeli 'me e na le litšobotsi tsohle tse tloaelehileng tsa karabelo ea lihlopha tsa amine tsa bobeli. E arabela le li-inorganic acid ho etsa letsoai, e arabela le li-organic acid ho etsa letsoai kapa li-amides, 'me e ka etsa liketso tsa alkylation. E ka boela ea arabela le ethylene oxide, ketones kapa ea etsa liketso tsa Willgerodt.
Ka lebaka la thepa e ikhethang ea lik'hemik'hale ea morpholine, e fetohile e 'ngoe ea lihlahisoa tse ntle tsa petrochemical tse nang le ts'ebeliso ea bohlokoa khoebong. E ka sebelisoa ho lokisa li-accelerator tsa rabara tsa vulcanization, li-inhibitor tsa mafome, li-anti-corrosion agents, le li-cleaner agents tse kang NOBS, DTOS, le MDS. , li-descaling agents, li-analgesic, li-local anesthetics, li-sedative, li-chemicalbook le li-vascular stimulants, li-surfactants, li-optical bleach, li-preservative tsa litholoana, li-auxiliaries tsa khatiso ea masela le ho daea, jj., ho rabara, meriana, chefo e bolaeang likokoanyana, lidae, li-coatings, jj. Indasteri ena e na le mefuta e mengata ea ts'ebeliso. Bongakeng, e sebelisoa ho hlahisa meriana e mengata ea bohlokoa joalo ka morpholino, virospirin, ibuprofen, aphrodisiac, naproxen, diclofenac, sodium phenylacetate, jj.
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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 ka tuka. Ha e lumellane le metsoako e matla ea oxidizing. E sebelisoa e le sehokelo sa chefo e bolaeang likokoanyana, lidae, li-pigment, li-surfactant le chefo e bolaeang likokoanyana. E ka boela ea sebelisoa ho hlahisa li-stabilizer, li-preservative, li-emulsifier, jj. Mokhoa oa ho lokisa o fumanoa ka ho sebetsana le 2-ethylhexanol le ammonia. Sete e tšoanang ea lisebelisoa tsa kettle ea batch, 2-ethylhexylamine, di(2-ethylhexyl)amine, le tris(2-ethylhexyl)amine li ka hlahisoa ka potoloho. -
p-Toluenesulfonamide CAS 70-55-3
p-Toluenesulfonamide, e tsejoang hape e le 4-toluenesulfonamide, p-sulfonamide, toluene-4-sulfonamide, toluenesulfonamide, p-sulfamoyltoluene, ke kristale e tšoeu kapa lekhasi la Chemicalbook, e sebelisetsoang ho kopanya chloramine-T le Chloramphenicol, lidae tse khanyang, ho etsa li-plasticizer, li-resin tsa maiketsetso, li-coat, li-disinfectant le li-brighteners tsa ho sebetsana le patsi, jj.
p-Toluenesulfonamide ke plasticizer e ntle haholo e tiileng bakeng sa polasetiki ea thermosetting, e loketseng phenolic resin, melamine resin, urea-formaldehyde resin, polyamide le li-resin tse ling. Ho kopanya hanyane ho ka ntlafatsa ts'ebetso, ha etsa hore ho be le ho lekana, 'me ha fa sehlahisoa khanya e ntle. p-Toluenesulfonamide ha e na phello ea ho nolofatsa ea li-plasticizer tsa metsi, ha e lumellane le polyvinyl chloride le vinyl chloride copolymers, 'me e lumellana ka karolo e itseng 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 karabelo, o eketsa p-toluenesulfonyl chloride ha o ntse o hlohlelletsa, 'me mocheso ka tlhaho o nyolohela ho feta 50°C. Kamora hore mocheso o theohe, metsi a setseng a ammonia aa eketsoa. Araba ho 85~9Chemicalbook0℃ ka lihora tse 0.5. Karabelo e fela ha boleng ba pH bo fihla ho 8 ho isa ho 9. Pholisa ho fihlela ho 20°C, sefa, 'me u hlatsoe kuku ea sefe ka metsi ho fumana sehlahisoa se tala. Sehlahisoa se ntan'o fetoloa 'mala ke khabone e sebetsang, se qhibilihisoa ka alkali, se arotsoe ke asiti, se sefshoa le ho omisoa 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, meriana le chefo e bolaeang likokoanyana. Indastering ea dae, e sebelisoa haholo ho hlahisa li-intermediate bakeng sa dae e hasaneng, e nang le leqhoa le e nang le asiti; indastering ea meriana, Chemicalbook e sebelisoa haholo ho hlahisa sulfonamides, mesulfonate, jj.; indastering ea chefo e bolaeang likokoanyana, e sebelisoa haholo tlhahisong ea mesotrione, sulfotrione, metalaxyl e ntle, jj. Ka nts'etsopele e tsoelang pele ea indasteri ea dae, ea meriana le ea chefo e bolaeang likokoanyana, tlhoko ea machaba ea sehlahisoa sena e ntse e hola letsatsi le letsatsi.
Ho na le mekhoa e 'meli e meholo ea setso bakeng sa TsCl: 1. E hlahisoa ke chlorination ea toluene ka ho toba ka asiti le chlorosulfonic acid e ngata mochesong o tlase. Mokhoa ona o hlahisa o-toluenesulfonyl chloride e nang le dikahare tse hodimo, mme p-toluenesulfonyl chloride ke sehlahiswa sa yona, mme ka bobedi Ho thata ho e arola mme e ja matla a mangata; 2. Toluene le chlorosulfonic acid di chlorinated ka ho toba ka chlorosulfonic acid e ngata boteng ba matswai a itseng le mochesong o itseng. Le hoja mokhoa ona o na le karolelano e hodimo ya sehlahiswa sa toluenesulfonyl chloride, karolelano ya tlhoekiso Mokhoa ona o bonolo mme o ja matla a tlase. Leha ho le jwalo, ka lebaka la mocheso o phahameng wa karabelo, oli e arohaneng ya sulfonate e na le sulfones e hodimo mme e na le boleng bo tlase ba tshebediso. Kakaretso ya nnete ya chai ke hoo e ka bang 70% feela ho Chemicalbook. Ho feta moo, mekgwa ena ka bobedi e na le tshebediso e hodimo ya chlorosulfonic acid ya thepa e tala mme sulfuric acid e lahlilweng e hlahiswa e qhibilihile haholo, e leng se sa lokeleng tshebediso le kalafo ya indasteri. Hape ho na le litlaleho tsa ho ntlafatsa mokhoa ona. Taba ea pele, p-toluenesulfonyl chloride e motsoakong oa karabelo e kristaletsoe ka botlalo tlas'a maemo a itseng 'me likaroloana tsa kristale lia holisoa. Mokhoa oa ho sefa ka kotloloho ntle le hydrolysis o sebelisoa ho tlosa p-toluenesulfonyl chloride motsoakong. Leha ho le joalo, hajoale ho na le mathata a itseng a ho khetha lisebelisoa tsa indasteri 'me letsete le leholo. Ts'ebetso e ntlafalitsoeng: Li-catalyst tse loketseng le maemo a mang a ts'ebetso a nepahetseng li khethiloe.
Tosyl chloride (TsCl) ke kristale e tšoeu e nang le matheba a nang le ntlha ea ho qhibiliha ea 69-71°C. Ke sethethefatsi sa bohlokoa sa motsoako oa lintho tse phelang 'me se sebelisoa haholo-holo ho etseng 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, e tsejoang hape e le benzyl chloride le toluene chloride, ke mokelikeli o se nang 'mala o nang le monko o matla o bohale. E kopanngoa le metsoako ea lintho tse phelang e kang chloroform, ethanol le ether. Ha e qhibilihe ka 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 matla ea meokho. Ka nako e ts'oanang, benzyl chloride le eona ke karolo ea bohareng ba motsoako oa lintho tse phelang 'me e sebelisoa haholo ho kopanyeng lidae, chefo e bolaeang likokoanyana, monko o monate oa maiketsetso, sesepa sa ho hlatsoa, li-plasticizer le meriana.
Likopo
Benzyl chloride e na le mefuta e mengata ea tšebeliso indastering. E sebelisoa haholo-holo masimong a chefo e bolaeang likokoanyana, meriana, linoko, li-auxiliaries tsa dae, le li-auxiliaries tsa maiketsetso. E sebelisoa ho nts'etsapele le ho hlahisa benzaldehyde, butyl benzyl phthalate, aniline, phoxim, le benzyl chloride. Penicillin, benzyl alcohol, phenylacetonitrile, phenylacetic acid le lihlahisoa tse ling. Benzyl chloride ke ea sehlopha sa benzyl halide sa metsoako e halefisang. Mabapi le chefo e bolaeang likokoanyana, e ke ke ea kopanya ka kotloloho li-fungicides tsa organophosphorus Daifengjing le Isidifangjing Chemicalbook, empa hape e ka sebelisoa e le thepa ea bohlokoa bakeng sa lintho tse ling tse ngata tse mahareng, joalo ka ho kopanya phenylacetonitrile, Benzoyl chloride, m-phenoxybenzaldehyde, jj. Ho phaella moo, benzyl chloride e sebelisoa haholo meriana, linoko, li-auxiliaries tsa dae, li-resin tsa maiketsetso, jj. Ke karolo ea bohlokoa tlhahisong ea lik'hemik'hale le meriana. Ebe mokelikeli kapa litšila tse hlahisoang ke likhoebo nakong ea ts'ebetso ea tlhahiso li na le bongata bo boholo ba li-intermediate tsa benzyl chloride.
Thepa ea Lik'hemik'hale:
Mokelikeli o se nang 'mala le o bonaletsang o nang le monko o matla o bohale. O tabohang. O qhibiliha ka har'a metsoako ea lintho tse phelang e kang ether, joala, chloroform, jj., ha o qhibilihe metsing, empa o 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 metsing le ka bongata ba dihlahiswa tsa tlhaho, empa ha e qhibilihe ka dihlahiswa tse seng tsa polar.
- Ke nucleophile e nang le karabelo e eketsehileng ho metsoako e kang li-ester, aldehydes le ketones.
sebelisa:
- N-Isopropylhydroxylamine e sebediswa haholo-holo dikarabelong tsa tlhahiso ya manyolo, haholoholo e le reagent ya amination.
- E ka sebelisoa ho kopanya lihlahisoa tsa amination tsa aldehydes, ketones, le li-ester, le ho nka karolo liketsong tse ling tsa cyclization.
- E ka boela ea sebelisoa e le sesebelisoa se fokotsang ho etsa likarabelo tsa phokotso tlhahisong ea lintho tse phelang.
Mokhoa oa ho lokisa:
- Mokhoa o tloaelehileng oa ho lokisa N-isopropylhydroxylamine ke ho etsa karabelo ea amidation holim'a isopropyl alcohol ho fumana N-isopropylisopropylamide, ebe o sebelisa khase ea ammonia ho sebetsa ho eona ho hlahisa N-isopropylhydroxylamine.
Tlhahisoleseding ea Tšireletso:
- N-Isopropylhydroxylamine ke ntho e senyang e ka bakang ho teneha le ho cha ha e kopana le letlalo le mahlo.
- Apara liatlana tse sireletsang, likhalase tsa mahlo le lisebelisoa tse ling tsa tšireletso ea botho ha u sebelisa.
- Sebelisa sebakeng se nang le moea o kenang hantle '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 hanyane o nang le boima bo lekanang ba 0.973. Ha o qhibilihe metsing, o qhibiliha ka har'a joala, ether, 'me o qhibiliha ka har'a hydrochloric acid.
Mekhoa ea tlhahiso ea 2,6-dimethylaniline e kenyelletsa haholo-holo mokhoa oa 2,6-dimethylphenol aminolysis, mokhoa oa alkylation oa o-methylaniline, mokhoa oa methylation oa aniline, mokhoa oa m-xylene disulfonation nitration le mokhoa oa m-xylene disulfonation. Mokhoa oa ho fokotsa nitration ea toluene, jj.
Sehlahisoa sena ke sesebelisoa sa bohlokoa bakeng sa tlhahiso ea chefo e bolaeang likokoanyana le meriana, 'me se ka boela sa sebelisoa e le thepa e tala bakeng sa lihlahisoa tsa lik'hemik'hale tse kang lidae. Se ka tuka ke lelakabe le bulehileng; se arabela le li-oxidants; se bolisa mosi o chefo oa naetrojene 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 se nang 'mala o nang le oli. 'Mala o teba khanyeng le moeeng. O qhibiliha hanyane metsing, o qhibiliha ka har'a ethanol, ether, benzene le litharollo tsa asiti.
2,4-Dimethylaniline e fumanoa ka nitration ea m-xylene ho fumana 2,4-dimethylnitrobenzene le 2,6-dimethylnitrobenzene. Kamora ho qhibilihisoa, ho fumanoa 2,4-dimethylnitrobenzene. Sehlahisoa se fumanoa ka ho fokotsa hydrogenation ea benzene ka catalytic. E sebelisoa e le metsoako ea chefo e bolaeang likokoanyana, meriana le dae. E ka tuka malakabeng a bulehileng; e sebetsa le li-oxidants; e bolisa mosi o chefo oa naetrojene oxide ka mocheso o phahameng. Nakong ea polokelo le lipalangoang, ntlo ea polokelo e lokela ho kenngoa moea o kenang le o omileng mochesong o tlase; e boloke ka thoko ho li-acids, li-oxidants le li-additives tsa lijo.
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1-(Dimethylamino)tetradecane CAS 112-75-4
1-(Dimethylamino)tetradecane CAS 112-75-4
Ponahalo ke mokelikeli o bonaletsang。 ha o qhibilihe metsing ebile ha o teteaneng ho feta metsi. Kahoo e phaphamala holim'a metsi. Ho kopana le eona ho ka halefisa letlalo, mahlo le lera la mucous. E ka ba chefo ka ho e ja, ho e hema kapa ho monya letlalo.
E sebelisoa haholo-holo ho li-preservative, li-additives tsa mafura, li-bacteria, li-extractants tsa tšepe tse sa tloaelehang, li-dispersants tsa pigment, li-agent tsa flotation tsa diminerale, thepa e tala ea litlolo, jj.
Maemo a polokelo: Boloka sebakeng se pholileng, se omileng, se lefifi ka har'a setshelo kapa silindara e koetsoeng ka thata. Boloka hole le thepa e sa lumellaneng, mehloli ea ho hotetsa le batho ba sa rutehang. Sireletsa 'me u ngole sebaka ka leibole. Sireletsa lijana/lisilindara tšenyo ea 'mele.
