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I-2-Ethylhexylamine CAS: 104-75-6
I-2-Ethylhexylamine CAS: 104-75-6
Iwuketshezi olungenambala futhi olusobala, oluncibilika kancane emanzini, oluncibilika ku-ethanol ne-acetone. Okuvutha umlilo. Akuhambisani nama-oxidizing agents aqinile. Isetshenziswa njengendawo emaphakathi yezibulala-zinambuzane, odayi, izingulube, ama-surfactants, nezibulala-zinambuzane. Ingase futhi isetshenziselwe ukukhiqiza ama-stabilizers, ama-preservatives, ama-emulsifiers, njll. Indlela yokulungiselela itholakala ngokuphendula i-2-ethylhexanol nge-ammonia. Kusethi efanayo yempahla yeketela yenqwaba, i-2-ethylhexylamine, di(2-ethylhexyl)amine, kanye ne-tris(2-ethylhexyl) amine ingakhiqizwa ngokuzungezisayo. -
p-Toluenesulfonamide CAS 70-55-3
I-p-Toluenesulfonamide, eyaziwa nangokuthi i-4-toluenesulfonamide, p-sulfonamide, toluene-4-sulfonamide, toluenesulfonamide, p-sulfamoyltoluene, ikhekheba elimhlophe noma i-Chemicalbook crystal yeqabunga, esetshenziselwa ukuhlanganisa i-chloramine-T ne-Chloramphenicol, odayi be-fluorescent, ukukhiqizwa kwe-plasticizer. , ama-synthetic resins, ama-coatings, ama-disinfectants kanye nezikhanyisi zokucubungula izinkuni, njll.
I-p-Toluenesulfonamide iyi-plasticizer eqinile ehle kakhulu yamapulasitiki e-thermosetting, elungele i-phenolic resin, i-melamine resin, i-urea-formaldehyde resin, i-polyamide nezinye izinhlaka. Inani elincane lokuxuba lingathuthukisa ukucutshungulwa, lenze ukuphulukiswa okulinganayo, futhi linikeze umkhiqizo isicwebezelisi esihle. I-p-Toluenesulfonamide ayinawo umphumela wokuthambisa wamapulasitiki oketshezi, ayihambisani ne-polyvinyl chloride ne-vinyl chloride copolymers, futhi ihambisana ngokwengxenye ne-cellulose acetate, i-cellulose acetate butyrate ne-cellulose nitrate.
Indlela yokukhiqiza iqala yengeza ingxenye yamanzi e-HN3 embizeni yokusabela, yengeza i-p-toluenesulfonyl chloride ngenkathi inyakaza, futhi izinga lokushisa likhuphuka ngokwemvelo libe ngaphezu kuka-50°C. Ngemva kokwehla kwezinga lokushisa, amanzi e-ammonia asele ayengeziwe. Sabela ku-85~9Chemicalbook0℃ ngo-0.5h. Ukusabela kugcina lapho inani le-pH lifinyelela ku-8 kuya ku-9. Pholisa ukuya ku-20°C, hlunga, bese ugeza ikhekhe lokuhlunga ngamanzi ukuze uthole umkhiqizo ongahluziwe. Umkhiqizo ube usukhishwa umbala ngekhabhoni ecushiwe, incibilikiswe ku-alkali, ihlukaniswe yi-asidi, ihlungwe futhi yomiswe ukuze kutholwe umkhiqizo.
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I-Tosyl chloride CAS 98-59-9
I-Tosyl chloride CAS 98-59-9
I-Tosyl chloride(TsCl), njengomkhiqizo wamakhemikhali omuhle, isetshenziswa kakhulu ezimbonini zikadayi, ezemithi, nezibulala-zinambuzane. Embonini kadayi, usetshenziselwa ikakhulukazi ukwenza izinto ezihlukanisayo, udayi weqhwa, nodayi be-asidi; embonini yezemithi, i-Chemicalbook isetshenziselwa ikakhulukazi ukukhiqiza i-sulfonamides, i-mesulfonate, njll.; embonini yezibulala-zinambuzane, isetshenziswa kakhulu ekukhiqizeni i-mesotrione, i-sulfotrione, i-metallaxyl emihle, njll. Ngokuthuthuka okuqhubekayo kwezimboni zikadayi, ezemithi nezibulala-zinambuzane, isidingo samazwe ngamazwe salo mkhiqizo sikhula usuku nosuku.
Kunezinqubo ezimbili eziyinhloko zendabuko ze-TsCl: 1. Ikhiqizwa nge-acid chlorination eqondile ye-toluene kanye ne-chlorosulfonic acid eyengeziwe ekushiseni okuphansi. Le ndlela ikhiqiza i-o-toluenesulfonyl chloride enokuqukethwe okuphezulu, futhi i-p-toluenesulfonyl chloride iwumkhiqizo wayo, futhi kokubili Kunzima ukuhlukanisa futhi kudla amandla amaningi; 2. I-toluene ne-chlorosulfonic acid i-chlorine ngokuqondile nge-chlorosulfonic acid ngokweqile phambi kosawoti othile kanye nezinga lokushisa elithile. Nakuba le ndlela inenani eliphakeme lomkhiqizo we-toluenesulfonyl chloride, isilinganiso sokuhlanza Indlela ilula futhi idla amandla aphansi. Kodwa-ke, ngenxa yezinga lokushisa eliphezulu lokusabela, amafutha e-sulfonated ahlukanisiwe aqukethe ama-sulfone aphezulu futhi anenani eliphansi lokusebenzisa. Isamba sesivuno sangempela singama-70% kuphela ku-Chemicalbook. Ngaphezu kwalokho, zombili lezi zindlela zisebenzisa kakhulu izinto ezingavuthiwe i-chlorosulfonic acid futhi imfucuza ye-sulfuric acid ekhiqizwayo ixubeka kakhulu, engahambisani nokusetshenziswa nokwelashwa kwezimboni. Kukhona nemibiko yokuthuthukisa indlela. Okokuqala, i-p-toluenesulfonyl chloride engxubeni yokusabela icwebezeliswa ngokugcwele ngaphansi kwezimo ezithile futhi izinhlayiya zekristalu ziyakhuliswa. Indlela yokuhlunga okuqondile ngaphandle kwe-hydrolysis isetshenziselwa ukususa i-p-toluenesulfonyl chloride engxube. Nokho, okwamanje kunobunzima obuthile ekukhetheni imishini yezimboni futhi ukutshalwa kwezimali kukhulu. Inqubo ethuthukisiwe: Ama-catalyst afanelekile nezinye izimo zenqubo ezilungile zikhethiwe.
I-Tosyl chloride (TsCl) iyikristalu emhlophe ecwebezelayo enephuzu lokuncibilika elingu-69-71°C. Iwumuthi obalulekile we-organic synthesis ophakathi futhi usetshenziswa ikakhulukazi ekuhlanganiseni kwe-chloramphenicol, i-chloramphenicol-T, i-thiamphenicol nezinye izidakamizwa. .
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I-Benzyl chloride CAS: 100-44-7
I-Benzyl chloride CAS: 100-44-7
I-Benzyl chloride, eyaziwa nangokuthi i-benzyl chloride ne-toluene chloride, iwuketshezi olungenambala olunephunga elimnandi elinamandla. Ixubene nezinyibilikisi eziphilayo njenge-chloroform, i-ethanol, ne-ether. Ayincibiliki emanzini kodwa ingahwamuka ngomhwamuko wamanzi. Isitimu sawo sinokucasuka okuthile kulwelwesi lwamafinyila lwamehlo futhi iyisisi esikhalisa unyembezi esinamandla. Ngasikhathi sinye, i-benzyl chloride iphinde ibe yindawo emaphakathi ku-organic synthesis futhi isetshenziswa kabanzi ekuhlanganiseni odayi, izibulala-zinambuzane, amakha okwenziwa, okokuhlanza, ama-plasticizers kanye nemithi.
Izinhlelo zokusebenza
I-Benzyl chloride inezinhlobo eziningi zokusetshenziswa embonini. Isetshenziswa kakhulu emkhakheni wezibulala-zinambuzane, imithi, izinongo, izinsiza zikadayi nasezintweni zokwenziwa. Isetshenziselwa ukuthuthukisa nokukhiqiza i-benzaldehyde, i-butyl benzyl phthalate, i-aniline, i-phoxim, ne-benzyl chloride. I-penicillin, i-benzyl alcohol, i-phenylacetonitrile, i-phenylacetic acid neminye imikhiqizo. I-Benzyl chloride ingeyesigaba se-benzyl halide sezinhlanganisela ezicasulayo. Ngokuphathelene nezibulala-zinambuzane, ayikwazi nje ukuhlanganisa ngokuqondile izibulala-sikhunta ze-organophosphorus i-Daifengjing ne-Isidifangjing Chemicalbook, kodwa futhi ingasetshenziswa njengezinto ezingavuthiwe ezibalulekile kwabanye abaphakathi nendawo, njengokuhlanganiswa kwe-phenylacetonitrile, i-Benzoyl chloride, i-m-phenoxybenzaldehyde, njll. Ngaphezu kwalokho, i-benzyl chloride isetshenziswa kabanzi kwezokwelapha, izinongo, izinsizi zodayi, ama-synthetic resins, njll. Kuyinto ephakathi ebalulekile ekukhiqizeni amakhemikhali kanye nemithi. Khona-ke uketshezi olulahlwayo noma imfucuza ekhiqizwa amabhizinisi ngesikhathi sokukhiqiza iqukethe inani elikhulu le-benzyl chloride intermediates.
Izakhiwo Zekhemikhali:
Uketshezi olungenambala futhi olusobala olunephunga elimnandi elinamandla. Ukucweba izinyembezi. Incibilika kuzincibilikisi eziphilayo njenge-ether, utshwala, i-chloroform, njll., engancibiliki emanzini, kodwa ingahwamuka ngomhwamuko wamanzi.
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I-N-Isopropylhydroxylamine CAS: 5080-22-8
I-N-Isopropylhydroxylamine iwuketshezi olungenambala olunephunga elinamandla le-ammonia.
- Iyancibilika emanzini nasezincibilikilweni eziningi zemvelo, kodwa ayincibiliki ezincibilikisini ezingezona ezingxenyeni ze-polar.
- Kuyi-nucleophile enokusabela okungeziwe kumakhompiyutha afana nama-esters, ama-aldehydes, nama-ketone.
sebenzisa:
- I-N-Isopropylhydroxylamine isetshenziswa kakhulu ekuphenduleni kwe-organic synthesis, ikakhulukazi njenge-reagent amination.
- Ingasetshenziselwa ukuhlanganisa imikhiqizo ye-amination yama-aldehyde, ama-ketones, nama-ester, futhi ibambe iqhaza ekuphenduleni okuthile kokuhamba ngebhayisikili.
- Ingasetshenziswa futhi njenge-reagent yokunciphisa ukwenza ukusabela kokunciphisa ku-organic synthesis.
Indlela yokulungiselela:
- Indlela evamile yokulungiselela ye-N-isopropylhydroxylamine iwukwenza ukusabela kwe-amidation ku-isopropyl alcohol ukuze kutholwe i-N-isopropylisopropylamide, bese usebenzisa igesi ye-ammonia ukwenza okuthile ngayo ukuze kukhiqizwe i-N-isopropylhydroxylamine.
Ulwazi Lokuphepha:
- I-N-Isopropylhydroxylamine iyisithako esonakalisayo esingabangela ukucasuka nokusha lapho sithinta isikhumba namehlo.
- Gqoka amagilavu okuzivikela, izibuko kanye nezinye izinto zokuzivikela uma usebenzisa.
- Sebenzisa endaweni enomoya omuhle futhi ugweme ukuhogela umhwamuko wayo.
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2,6-Dimethylaniline CAS 87-62-7
I-2,6-Dimethylaniline iwuketshezi oluphuzi kancane olunokuminyana okuhlobene okungu-0.973. Ayincibiliki emanzini, iyancibilika otshwaleni, ether, futhi inyibilika ku-hydrochloric acid.
Imizila yokuhlanganisa ye-2,6-dimethylaniline ikakhulukazi ihlanganisa indlela ye-2,6-dimethylphenol aminolysis, indlela ye-o-methylaniline alkylation, indlela ye-aniline methylation, indlela ye-m-xylene disulfonation nitration kanye nendlela ye-m-xylene disulfonation. Indlela yokunciphisa i-toluene nitrate, njll.
Lo mkhiqizo uyisiphakathi esibalulekile sokukhiqiza izibulala-zinambuzane nemithi, futhi ungasetshenziswa njengempahla eluhlaza emikhiqizweni yamakhemikhali efana nodayi. Ivutha ilangabi elivulekile; isabela nama-oxidants; ibola intuthu ye-nitrogen oxide enobuthi ngokushisa okuphezulu.
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I-2,4-Dimethyl aniline CAS 95-68-1
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I-2,4-Dimethyl aniline CAS 95-68-1
Iwuketshezi olunamafutha angenambala. Umbala ujula ekukhanyeni nasemoyeni. Incibilika kancane emanzini, incibilika ku-ethanol, ether, benzene kanye nezixazululo ze-asidi.
I-2,4-Dimethylaniline itholakala nge-nitrate ye-m-xylene ukuze kutholwe i-2,4-dimethylnitrobenzene kanye ne-2,6-dimethylnitrobenzene. Ngemuva kokukhishwa kwe-distillation, i-2,4-dimethylnitrobenzene itholakala. Umkhiqizo utholakala ngokuncishiswa kwe-catalytic hydrogenation ye-benzene. Isetshenziswa njengezimaphakathi zezibulala-zinambuzane, imithi kanye nodayi.Ivutha emalangabini avulekile; isebenza ngama-oxidants; ibola intuthu ye-nitrogen oxide enobuthi ngokushisa okuphezulu. Ngesikhathi sokugcina nokuthutha, indawo yokugcina impahla kufanele ifakwe umoya futhi yome ekushiseni okuphansi; igcine ngokuhlukana nama-acids, ama-oxidants, nezithasiselo zokudla.
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1-(Dimethylamino)tetradecane CAS 112-75-4
1-(Dimethylamino)tetradecane CAS 112-75-4
Ukubukeka kuwuketshezi olusobala. aluncibiliki emanzini futhi aminyene kakhulu kunamanzi. Ngakho intanta emanzini. Ukuthintana kungase kucasule isikhumba, amehlo kanye nolwelwesi lwamafinyila. Ingase ibe nobuthi ngokumunca, ukuhogela noma ukumunca isikhumba.
Isetshenziselwa ukwenza amanye amakhemikhali.Futhi ikakhulukazi asetshenziswa ekulondolozeni, izithasiselo zikaphethiloli, izibulala-magciwane, izithako zensimbi ezingavamile, izisabalali ze-pigment, ama-mineral flotation agents, izinto zokusetshenziswa zezimonyo, njll.
Izimo zesitoreji: Gcina endaweni epholile, eyomile, emnyama esitsheni esivalwe ngci noma isilinda. Ziqhelelanise nezinto ezingahambelani, imithombo yokubasa kanye nabantu abangaqeqeshiwe. Vikela futhi ilebula indawo. Vikela iziqukathi/amasilinda ekulimaleni ngokomzimba.
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I-Triethylamine CAS: 121-44-8
I-Triethylamine (ifomula yamangqamuzana: C6H15N), eyaziwa nangokuthi i-N,N-diethylethylamine, i-amine ephakeme kakhulu ye-homo-trisubstituted futhi inezakhiwo ezijwayelekile zama-amine aphezulu, okuhlanganisa ukwakheka kukasawoti, i-oxidation, ne-triethyl Chemicalbook amine. Test (Hisbergreaction) akukho mpendulo. Ibonakala njengoketshezi olusobala olungenambala ukuya kokuphuzi olukhanyayo olunephunga elinamandla le-ammonia futhi ibhema kancane emoyeni. Incibilika kancane emanzini, incibilika ku-ethanol ne-ether. Isixazululo esinamanzi sine-alkaline. Inobuthi futhi iyacasula kakhulu.
Ingatholwa ngokuphendula i-ethanol ne-ammonia phambi kwe-hydrogen ku-reactor efakwe i-copper-nickel-clay catalyst ngaphansi kwezimo zokushisisa (190±2°C no-165±2°C). Ukusabela kuzophinde kukhiqize i-monoethylamine ne-diethylamine. Ngemuva kokujiya, umkhiqizo ufuthwa nge-ethanol futhi udonswe ukuze uthole i-triethylamine engahluziwe. Ekugcineni, ngemva kokuhlukaniswa, ukuphelelwa amanzi emzimbeni kanye nokuhlukaniswa, i-triethylamine ehlanzekile iyatholakala.
I-Triethylamine ingasetshenziswa njenge-solvent kanye nezinto ezingavuthiwe embonini ye-organic synthesis, futhi isetshenziselwa ukwakhiwa kwemithi, izibulala-zinambuzane, ama-polymerization inhibitors, amafutha anamandla amakhulu, ama-rubberizers, njll.
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I-Chloroacetone CAS: 78-95-5
I-Chloroacetone CAS: 78-95-5
Ukubukeka kwawo kuwuketshezi olungenambala olunephunga elimnandi. Incibilika emanzini, i-ethanol, i-ether ne-chloroform. Isetshenziswa ku-organic synthesis ukulungisa izidakamizwa, izibulala-zinambuzane, izinongo namadayi, njll.
Kunezindlela eziningi zokuhlanganiswa kwe-chloroacetone. Indlela ye-acetone chlorination okwamanje iyindlela enkulu esetshenziswa ekukhiqizeni ekhaya. I-Chloroacetone itholakala ngokugcoba i-acetone phambi kwe-calcium carbonate, i-ejenti ebopha i-asidi. Engeza i-acetone ne-calcium carbonate ku-reactor ngokwesilinganiso esithile sokudla, gqugquzela ukwakha udaka, nokushisa ku-reflux. Ngemva kokumisa ukushisa, dlulisela igesi ye-chlorine cishe amahora angu-3 kuya kwangu-4, bese wengeza amanzi ukuze uncibilikise i-calcium chloride ekhiqiziwe. Ungqimba lwamafutha luyaqoqwa, bese luyagezwa, luphelelwe amanzi emzimbeni, futhi lugaywe ukuze kutholwe umkhiqizo we-chloroacetone.
Isitoreji kanye nezici zokuhamba ze-chloroacetone
Indawo yokugcina impahla ingena umoya futhi yomiswe ekushiseni okuphansi; ivikelwe emalangabini avulekile kanye namazinga okushisa aphezulu, futhi igcinwa futhi ihanjiswe ngokuhlukana nezinto ezingavuthiwe zokudla kanye nama-oxidants.
Izimo zokugcina: 2-8°C -
I-Propylene glycol CAS:57-55-6
Igama lesayensi le-propylene glycol lithi "1,2-propanediol". I-racemate iwuketshezi lwe-hygroscopic viscous olunokunambitheka okubaba kancane. Iyaxubeka emanzini, i-acetone, i-ethyl acetate ne-chloroform, futhi inyibilika ku-ether. Incibilika emafutheni amaningi abalulekile, kodwa ayihlangani ne-petroleum ether, upharafini namafutha. Iyazinza ekushiseni nasekukhanyeni, futhi izinzile emazingeni okushisa aphansi. I-Propylene glycol ingafakwa i-oxidized ibe yi-propionaldehyde, i-lactic acid, i-pyruvic acid ne-acetic acid emazingeni okushisa aphezulu.
I-Propylene glycol iyi-diol futhi inezindawo zotshwala obujwayelekile. Ihlangana nama-asidi e-organic kanye nama-asidi angaphili ukukhiqiza ama-monoester noma ama-diester. Isabela nge-propylene oxide ukuze ikhiqize i-ether. Isabela nge-hydrogen halide ukukhiqiza ama-halohydrin. Isabela nge-acetaldehyde yakhe i-methyldioxolane.
Njenge-agent ye-bacteriostatic, i-propylene glycol ifana ne-ethanol, futhi ukusebenza kwayo ekuvimbeleni isikhunta kufana ne-glycerin futhi iphansi kancane kune-ethanol. I-Propylene glycol ivame ukusetshenziswa njenge-plasticizer ezintweni zokumboza ifilimu enamanzi. Ingxube yezingxenye ezilinganayo ngamanzi ingabambezela i-hydrolysis yezidakamizwa ezithile futhi yandise ukuzinza kwamalungiselelo.
Uketshezi olumunca amanzi olungenambala, olubonakalayo noluzinzile, olucishe lunambithe futhi alunaphunga. Ixubene namanzi, i-ethanol nezinyibilikisi ezihlukahlukene eziphilayo. Isetshenziswa njengempahla eluhlaza yama-resin, ama-plasticizers, ama-surfactants, ama-emulsifiers nama-demulsifiers, kanye ne-antifreeze kanye nezithwali zokushisa.
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I-Benzoic acid CAS: 65-85-0
I-Benzoic acid, eyaziwa nangokuthi i-benzoic acid, inefomula yamangqamuzana engu-C6H5COOH. I-asidi enamakha elula kakhulu lapho iqembu le-carboxyl lixhunywe khona ngokuqondile ne-carbon athomu yeringi ye-benzene. Kuyinhlanganisela eyakhiwe ngokufaka i-hydrogen eringini ye-benzene neqembu le-carboxyl (-COOH). Ayinambala, amakristalu acwebile angenaphunga. Iphuzu elincibilikayo lingu-122.13℃, indawo yokubilisa ngu-249℃, kanti ukuminyana okuhlobene ngu-1.2659 (15/4℃). Yehlisa ngokushesha ku-100°C, futhi umhwamuko wayo uyacasula kakhulu futhi ungabangela ukukhwehlela kalula ngemva kokuhogela. Incibilika kancane emanzini, incibilika kalula kuzincibilikisi eziphilayo njenge-ethanol, i-ether, i-chloroform, i-benzene, i-toluene, i-carbon disulfide, i-carbon tetrachloride ne-pine Chemicalbook ukonga uphethiloli. Itholakala kabanzi ngokwemvelo ngesimo se-asidi yamahhala, i-ester noma okuphuma kuyo. Isibonelo, ikhona ngesimo se-asidi yamahhala ne-benzyl ester ku-benzoin gum; ikhona efomini yamahhala emaqabunga nesiqu segxolo lezinye izitshalo; ikhona kuphunga Ikhona ngesimo se-methyl ester noma i-benzyl ester emafutheni abalulekile; ikhona ngesimo se-hippuric acid ephuma kumchamo wehhashi. I-Benzoic acid iyi-asidi ebuthakathaka, enamandla kunama-fatty acids. Zinezici ezifanayo zamakhemikhali futhi zingakha usawoti, ama-esters, ama-asidi halides, ama-amide, ama-anhydride ane-asidi, njll., futhi awafakwa kalula i-oxidized. Ukusabela kwe-electrophilic substitution kungenzeka eringini ye-benzene ye-benzoic acid, ikakhulukazi ukukhiqiza imikhiqizo eshintshwayo ye-meta.
I-Benzoic acid ivame ukusetshenziswa njengesidakamizwa noma isilondolozi. Inomphumela wokuvimbela ukukhula kwesikhunta, amagciwane kanye nesikhunta. Uma isetshenziselwa ukwelapha, ngokuvamile isetshenziswa esikhumbeni ukwelapha izifo zesikhumba ezifana nezikelemu. Isetshenziswa kuma-synthetic fibers, ama-resin, ama-coatings, irabha nezimboni zikagwayi. Ekuqaleni, i-benzoic acid yakhiqizwa yi-carbonization ye-benzoin gum noma i-hydrolysis yencwadi yamakhemikhali ngamanzi ane-alkali. Ingabuye ikhiqizwe yi-hydrolysis ye-hippuric acid. Ngokwezimboni, i-benzoic acid ikhiqizwa i-air oxidation ye-toluene phambi kwama-catalysts afana ne-cobalt ne-manganese; noma ikhiqizwa i-hydrolysis kanye ne-decarboxylation ye-phthalic anhydride. I-Benzoic acid kanye nosawoti wayo we-sodium ingasetshenziswa njengama-antibacterial e-latex, umuthi wokuxubha amazinyo, ujamu noma okunye ukudla, futhi ingasetshenziswa njengama-mordants ukudaya nokuphrinta.
