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I-2-Ethylhexylamine CAS: 104-75-6
I-2-Ethylhexylamine CAS: 104-75-6
Luwuketshezi olungenambala futhi olubonakalayo, oluncibilika kancane emanzini, oluncibilika ku-ethanol kanye ne-acetone. Luyavutha. Aluhambisani nama-oxidizing agents aqinile. Lusetshenziswa njengesithako esiphakathi kwezibulala-zinambuzane, amadayi, imibala, ama-surfactants, kanye nezibulala-zinambuzane. Lungasetshenziswa futhi ukukhiqiza iziqinisi, izilondolozi, ama-emulsifier, njll. Indlela yokulungiselela itholakala ngokuphendula i-2-ethylhexanol ne-ammonia. Kusethi efanayo yemishini ye-batch kettle, i-2-ethylhexylamine, i-di(2-ethylhexyl)amine, kanye ne-tris(2-ethylhexyl)amine zingakhiqizwa ngokujikeleza. -
i-p-Toluenesulfonamide CAS 70-55-3
I-p-Toluenesulfonamide, eyaziwa nangokuthi i-4-toluenesulfonamide, i-p-sulfonamide, i-toluene-4-sulfonamide, i-toluenesulfonamide, i-p-sulfamoyltoluene, iyikristalu elimhlophe noma eliqabunga le-Chemicalbook, elisetshenziselwa ukuhlanganisa i-chloramine-T ne-Chloramphenicol, amadayi e-fluorescent, ukukhiqiza ama-plasticizer, ama-resin okwenziwa, izimbozo, izibulala-magciwane kanye nezibani zokucubungula izinkuni, njll.
I-p-Toluenesulfonamide iyi-plasticizer eqinile kakhulu yamapulasitiki e-thermosetting, efanelekela i-phenolic resin, i-melamine resin, i-urea-formaldehyde resin, i-polyamide namanye ama-resin. Inani elincane lokuxuba lingathuthukisa ukucutshungulwa, lenze ukuqina kube ngokulinganayo, futhi linikeze umkhiqizo ukukhanya okuhle. I-p-Toluenesulfonamide ayinawo umphumela wokuthambisa wama-plasticizers aketshezi, ayihambisani nama-copolymer e-polyvinyl chloride kanye ne-vinyl chloride, futhi ihambisana kancane ne-cellulose acetate, i-cellulose acetate butyrate kanye ne-cellulose nitrate.
Indlela yokukhiqiza iqala ngokufaka ingxenye yamanzi e-HN3 ebhodweni lokusabela, ifaka i-p-toluenesulfonyl chloride ngenkathi ivuselela, bese izinga lokushisa lenyuka ngokwemvelo liye ngaphezu kwama-50°C. Ngemva kokwehla kwezinga lokushisa, amanzi asele e-ammonia ayangezwa. Phendula ku-85~9Chemicalbook0℃ amahora angu-0.5. Ukusabela kuphela lapho inani le-pH lifika ku-8 kuya ku-9. Pholisa ku-20°C, hlunga, bese ugeza ikhekhe lokuhlunga ngamanzi ukuze uthole umkhiqizo ongahluziwe. Umkhiqizo ube usuguqulwa umbala yi-activated carbon, uncibilikiswe ku-alkali, uhlukaniswe yi-asidi, uhlungwe bese womiswa ukuze uthole 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 kabanzi embonini yodayi, yezemithi, kanye neyezibulala-zinambuzane. Embonini yodayi, isetshenziswa kakhulu ukukhiqiza izinto ezisetshenziswayo zodayi ohlakazekile, oqhwa, kanye nodayi we-asidi; embonini yezemithi, i-Chemicalbook isetshenziswa kakhulu ukukhiqiza ama-sulfonamides, i-mesulfonate, njll.; embonini yezibulala-zinambuzane, isetshenziswa kakhulu ekukhiqizeni i-mesotrione, i-sulfotrione, i-metalaxyl enhle, njll. Ngokuthuthuka okuqhubekayo kwezimboni zodayi, zezemithi kanye nezezibulala-zinambuzane, isidingo samazwe ngamazwe salo mkhiqizo sikhula usuku nosuku.
Kunezinqubo ezimbili eziyinhloko zendabuko ze-TsCl: 1. Ikhiqizwa yi-chlorination eqondile ye-toluene kanye ne-chlorosulfonic acid eningi kakhulu ekushiseni okuphansi. Le ndlela ikhiqiza i-o-toluenesulfonyl chloride enokuqukethwe okuphezulu, kanti i-p-toluenesulfonyl chloride ingumkhiqizo wayo ongezansi, futhi kokubili Kunzima ukuhlukanisa futhi kudla amandla amaningi; 2. I-Toluene kanye ne-chlorosulfonic acid zifakwa i-chlorosulfonic acid eningi kakhulu lapho kukhona usawoti othile kanye nasekushiseni okuthile. Nakuba le ndlela inesilinganiso somkhiqizo esiphezulu se-toluenesulfonyl chloride, isilinganiso sokuhlanza Indlela ilula futhi isebenzisa amandla aphansi. Kodwa-ke, ngenxa yokushisa okuphezulu kokusabela, uwoyela ohlukanisiwe we-sulfonated uqukethe ama-sulfone aphezulu futhi unenani eliphansi lokusetshenziswa. Isivuno sangempela singama-70% kuphela ku-Chemicalbook. Ngaphezu kwalokho, zombili izindlela zinokusetshenziswa okuphezulu kwe-chlorosulfonic acid yezinto zokusetshenziswa kanye ne-waste sulfuric acid ekhiqizwayo inciphile kakhulu, okungafanele ukusetshenziswa kwezimboni kanye nokwelashwa. Kukhona nemibiko yokuthuthukisa le ndlela. Okokuqala, i-p-toluenesulfonyl chloride engxubeni yokusabela iqiniswa ngokuphelele ngaphansi kwezimo ezithile futhi izinhlayiya zekristalu ziyakhuliswa. Indlela yokuhlunga ngqo ngaphandle kwe-hydrolysis isetshenziselwa ukususa i-p-toluenesulfonyl chloride engxubeni. Kodwa-ke, okwamanje kunezinkinga ezithile ekukhetheni imishini yezimboni futhi utshalomali lukhulu. Inqubo ethuthukisiwe: Kukhethwe ama-catalyst afanelekile kanye nezinye izimo zenqubo ezifanele.
I-Tosyl chloride (TsCl) iyikristalu emhlophe enamaqhubu enephuzu lokuncibilika elingu-69-71°C. Iyisidakamizwa esibalulekile sokwenziwa kwezinto eziphilayo futhi isetshenziswa kakhulu ekwakhiweni kwe-chloramphenicol, i-chloramphenicol-T, i-thiamphenicol kanye neminye imithi.
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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 kanye ne-toluene chloride, iwuketshezi olungenambala olunephunga elinamandla elinomunyu. Ixubana nezinyibilikisi eziphilayo ezifana ne-chloroform, i-ethanol, ne-ether. Ayincibiliki emanzini kodwa ingahwamuka ngomhwamuko wamanzi. Umphunga wayo unokucasuka okuthile elwelwesini lwamehlo futhi iyigesi enamandla yokukhalisa izinyembezi. Ngesikhathi esifanayo, i-benzyl chloride nayo iphakathi kokwenziwa kwezinto eziphilayo futhi isetshenziswa kabanzi ekwakhiweni kwamadayi, izibulala-zinambuzane, amakha okwenziwa, izihlanzi, amapulasitiki, kanye nemithi.
Izicelo
I-Benzyl chloride inokusetshenziswa okubanzi embonini. Isetshenziswa kakhulu emikhakheni yezibulala-zinambuzane, imithi, izinongo, izithasiselo zodayi, kanye nezithasiselo zokwenziwa. Isetshenziselwa ukuthuthukisa nokukhiqiza i-benzaldehyde, i-butyl benzyl phthalate, i-aniline, i-phoxim, kanye ne-benzyl chloride. I-Penicillin, i-benzyl alcohol, i-phenylacetonitrile, i-phenylacetic acid neminye imikhiqizo. I-Benzyl chloride ingeyesigaba se-benzyl halide samakhemikhali acasulayo. Ngokuphathelene nezibulala-zinambuzane, ayikwazi nje kuphela ukukhiqiza ngokuqondile i-organophosphorus fungicides i-Daifengjing kanye ne-Isidifangjing Chemicalbook, kodwa futhi ingasetshenziswa njengento eluhlaza ebalulekile kwezinye izinto eziningi eziphakathi, njengokwenziwa kwe-phenylacetonitrile, i-Benzoyl chloride, i-m-phenoxybenzaldehyde, njll. Ngaphezu kwalokho, i-benzyl chloride isetshenziswa kabanzi kwezokwelapha, izinongo, izithasiselo zodayi, ama-resin okwenziwa, njll. Iyindawo ephakathi ebalulekile ekukhiqizweni kwamakhemikhali kanye nemithi. Khona-ke uketshezi noma imfucuza ekhiqizwa amabhizinisi ngesikhathi senqubo yokukhiqiza ngokungenakugwenywa iqukethe inani elikhulu lama-benzyl chloride intermediates.
Izakhiwo Zamakhemikhali:
Uketshezi olungenambala nolubonakalayo olunephunga elinamandla elinomunyu. Luyadabuka. Luncibilika ezinyibilikisini eziphilayo ezifana ne-ether, i-alcohol, i-chloroform, njll., aluncibiliki emanzini, kodwa lungancibilika ngomhwamuko wamanzi.
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I-N-Isopropylhydroxylamine CAS: 5080-22-8
I-N-Isopropylhydroxylamine iwuketshezi olungenambala olunephunga elinamandla le-ammonia.
- Iyancibilika emanzini kanye naseziningini zezinto eziphilayo, kodwa ayincibiliki ezincibilikisini ezingezona eziphansi.
- Kuyi-nucleophile enemiphumela eyengeziwe kuma-compounds afana nama-ester, ama-aldehydes, nama-ketone.
sebenzisa:
- I-N-Isopropylhydroxylamine isetshenziswa kakhulu ekuphenduleni kokwenziwa kwezinto eziphilayo, ikakhulukazi njenge-reagent ye-amination.
- Ingasetshenziswa ukuhlanganisa imikhiqizo ye-amination yama-aldehydes, ama-ketone, nama-ester, futhi ihlanganyele kwezinye izindlela zokusabela nge-cyclization.
- Ingasetshenziswa futhi njenge-reagent yokunciphisa ukwenza ukusabela kokunciphisa ekuhlanganisweni kwezinto eziphilayo.
Indlela yokulungiselela:
- Indlela evamile yokulungiselela i-N-isopropylhydroxylamine ukwenza ukusabela kwe-amidation ku-isopropyl alcohol ukuze kutholakale i-N-isopropylisopropylamide, bese kusetshenziswa igesi ye-ammonia ukuze isebenze kuyo ukukhiqiza i-N-isopropylhydroxylamine.
Ulwazi Lokuphepha:
- I-N-Isopropylhydroxylamine iyisithako esibhubhisayo esingabangela ukucasuka nokusha lapho sithinta isikhumba namehlo.
- Gqoka amagilavu okuzivikela, izibuko kanye neminye imishini yokuzivikela uma usebenzisa.
- Sebenzisa endaweni enomoya omuhle futhi ugweme ukuphefumula umusi wayo.
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2,6-Dimethylaniline CAS 87-62-7
I-2,6-Dimethylaniline iwuketshezi oluphuzi kancane olunobuningi obuyi-0.973. Ayincibiliki emanzini, incibilika ku-alcohol, i-ether, futhi incibilika ku-hydrochloric acid.
Izindlela zokwenziwa kwe-2,6-dimethylaniline zifaka phakathi 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 nitration, njll.
Lo mkhiqizo uyinto ebalulekile ekukhiqizweni kwezibulala-zinambuzane nemithi, futhi ungasetshenziswa njengento eluhlaza yemikhiqizo yamakhemikhali efana nodayi. Ingasha ngelangabi elivulekile; isabela nama-oxidants; ibolisa umusi we-nitrogen oxide onobuthi ngokushisa okuphezulu.
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2,4-Dimethyl aniline CAS 95-68-1
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2,4-Dimethyl aniline CAS 95-68-1
Luwuketshezi olunamafutha olungenambala. Umbala uyajula ekukhanyeni nasemoyeni. Luncibilika kancane emanzini, luncibilika ku-ethanol, i-ether, i-benzene kanye nezixazululo ze-asidi.
I-2,4-Dimethylaniline itholakala nge-nitration ye-m-xylene ukuze kutholakale i-2,4-dimethylnitrobenzene kanye ne-2,6-dimethylnitrobenzene. Ngemva kokuhluzwa, kutholakala i-2,4-dimethylnitrobenzene. Umkhiqizo utholakala ngokunciphisa i-hydrogenation ye-benzene nge-catalytic. Isetshenziswa njengezinto ezisetshenziswayo zokubulala izinambuzane, imithi kanye nodayi. Iyasha emalangabini avulekile; isebenza nama-oxidant; ibolisa umusi we-nitrogen oxide onobuthi ngokushisa okuphezulu. Ngesikhathi sokugcina nokuthuthwa, indawo yokugcina impahla kufanele ingeniswe umoya futhi yome ekushiseni okuphansi; igcine ngokwehlukana nama-acid, ama-oxidant, kanye nezithasiselo zokudla.
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I-1-(Dimethylamino)tetradecane CAS 112-75-4
I-1-(Dimethylamino)tetradecane CAS 112-75-4
Ukubukeka kwayo kuwuketshezi olubonakalayo。 aluncibiliki emanzini futhi aluqinile kangako kunamanzi. Ngakho-ke iyantanta emanzini. Ukuthintana nayo kungacasula isikhumba, amehlo kanye nolwelwesi lwamafinyila. Kungaba nobuthi ngokugwinya, ukuphefumula noma ukumunca isikhumba.
Isetshenziselwa ukwenza amanye amakhemikhali. Futhi isetshenziswa kakhulu ezintweni zokugcina izinto, izithasiselo zikaphethiloli, ama-bactericides, izinto zokukhipha insimbi ezingavamile, izinto zokusabalalisa umbala, izinto zokuflotha amaminerali, izinto zokusetshenziswa zokuhlobisa, njll.
Izimo zokugcina: Gcina endaweni epholile, eyomile, emnyama esitsheni noma kwisilinda esivalwe kahle. Gcina kude nezinto ezingahambisani, imithombo yokushisa kanye nabantu abangaqeqeshiwe. Vikela futhi ufake ilebula endaweni. Vikela izitsha/amasilinda ekulimaleni okubonakalayo.
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I-Triethylamine CAS: 121-44-8
I-Triethylamine (ifomula yama-molecule: C6H15N), eyaziwa nangokuthi i-N,N-diethylethylamine, iyi-homo-trisubstituted tertiary amine elula kakhulu futhi inezakhiwo ezijwayelekile zama-tertiary amine, okuhlanganisa ukwakheka kosawoti, i-oxidation, kanye ne-triethyl Chemicalbook amine. Ukuhlolwa (i-Hisbergreaction) akunampendulo. Kubonakala njengoketshezi olukhanyayo olungenambala kuya koluphuzi olukhanyayo olunephunga elinamandla le-ammonia futhi lubhema kancane emoyeni. Luncibilika kancane emanzini, luncibilika ku-ethanol kanye ne-ether. Isixazululo samanzi si-alkaline. Sinobuthi futhi siyacasula kakhulu.
Ingatholakala ngokuphendula i-ethanol ne-ammonia lapho kukhona i-hydrogen ku-reactor efakwe i-catalyst yethusi-nickel-clay ngaphansi kwezimo zokushisa (190±2°C kanye no-165±2°C). Ukusabela kuzophinde kukhiqize i-monoethylamine ne-diethylamine. Ngemva kokujiya, umkhiqizo ufafazwa nge-ethanol bese umuncwa ukuze kutholakale i-triethylamine eluhlaza. Ekugcineni, ngemva kokuhlukaniswa, ukuphelelwa amanzi emzimbeni kanye nokuhlukaniswa, kutholakala i-triethylamine emsulwa.
I-Triethylamine ingasetshenziswa njengesinyibilikisi kanye nezinto zokusetshenziswa embonini yokwenziwa kwezinto eziphilayo, futhi isetshenziswa nasekukhiqizweni kwemithi, izibulala-zinambuzane, izithibi zokwenziwa kwe-polymerization, uphethiloli onamandla aphezulu, izinto zerabha, njll.
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I-Chloroacetone CAS: 78-95-5
I-Chloroacetone CAS: 78-95-5
Ukubukeka kwayo kuwuketshezi olungenambala olunephunga elimnandi. Luncibilika emanzini, luncibilika ku-ethanol, i-ether kanye ne-chloroform. Lusetshenziswa ekuhlanganisweni kwezinto eziphilayo ukulungiselela imithi, izibulala-zinambuzane, izinongo kanye nodayi, njll.
Kunezindlela eziningi zokwenziwa kwe-chloroacetone. Indlela ye-acetone chlorination okwamanje iyindlela eyinhloko esetshenziswa ekukhiqizweni kwasekhaya. I-Chloroacetone itholakala ngokufaka i-chlorinate i-acetone lapho kukhona i-calcium carbonate, i-ejenti ebopha i-asidi. Faka i-acetone ne-calcium carbonate ku-reactor ngokwesilinganiso esithile sokudla, uvuselele ukuze wakhe i-slurry, bese uyifudumeza ukuze ibuyele esimweni sayo. Ngemva kokuyeka ukufudumala, faka igesi ye-chlorine cishe amahora amathathu kuya kwangu-4, bese ufaka amanzi ukuze uncibilikise i-calcium chloride ekhiqiziwe. Ungqimba lwamafutha luyaqoqwa, bese lugezwa, lufakwe emanzini, bese luhlanzwa ukuze kutholakale umkhiqizo we-chloroacetone.
Izici zokugcina nezokuthutha ze-chloroacetone
Indawo yokugcina impahla inomoya futhi yomiswe emazingeni okushisa aphansi; ivikelwe emalangabini avulekile kanye namazinga okushisa aphezulu, futhi igcinwa futhi ithuthwe ngokwehlukana nezinto zokusetshenziswa 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 oluqinile olune-hygroscopic olunokunambitheka okubabayo kancane. Ixubene emanzini, i-acetone, i-ethyl acetate kanye ne-chloroform, futhi inyibilika ku-ether. Inyibilika emafutheni amaningi abalulekile, kodwa ayixubene ne-petroleum ether, i-paraffin kanye namafutha. Izinzile ngokuqhathaniswa ekushiseni nasekukhanyeni, futhi izinzile kakhulu emazingeni okushisa aphansi. I-Propylene glycol ingaxubaniswa ibe yi-propionaldehyde, i-lactic acid, i-pyruvic acid kanye ne-acetic acid emazingeni okushisa aphezulu.
I-Propylene glycol iyi-diol futhi inezakhiwo ze-alcohols ezijwayelekile. Isabela nama-organic acid kanye nama-inorganic acids ukuze ikhiqize ama-monoesters noma ama-diesters. Isabela ne-propylene oxide ukuze ikhiqize i-ether. Isabela ne-hydrogen halide ukuze ikhiqize ama-halohydrins. Isabela ne-acetaldehyde ukuze yakhe i-methyldioxolane.
Njenge-ejenti ye-bacteriostatic, i-propylene glycol ifana ne-ethanol, futhi ukusebenza kwayo ekuvimbeleni isikhunta kufana nokwe-glycerin futhi kuphansi kancane kunokwe-ethanol. I-Propylene glycol ivame ukusetshenziswa njenge-plasticizer ezintweni zokumboza ifilimu emanzini. Ingxube yezingxenye ezilinganayo namanzi ingalibazisa i-hydrolysis yemithi ethile futhi ikhulise ukuzinza kwamalungiselelo.
Uketshezi olungenambala, oluqinile noluqinile olumunca amanzi, cishe alunambitheki futhi alunaphunga. Luxutshwa namanzi, i-ethanol kanye nezinyibilikisi ezahlukahlukene eziphilayo. Lusetshenziswa njengezinto zokusetshenziswa zama-resins, ama-plasticizer, ama-surfactants, ama-emulsifier kanye nama-demulsifier, kanye nama-antifreeze kanye nama-heat carriers
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I-Benzoic acid CAS: 65-85-0
I-Benzoic acid, eyaziwa nangokuthi i-benzoic acid, inefomula yama-molecule ye-C6H5COOH. Iyi-aromatic acid elula kakhulu lapho iqembu le-carboxyl lixhunywe khona ngqo kwi-athomu yekhabhoni yendandatho ye-benzene. Iyinhlanganisela eyakhiwe ngokufaka i-hydrogen endandatho ye-benzene esikhundleni seqembu le-carboxyl (-COOH). Ayinambala, amakristalu aqhekekile. Indawo yokuncibilika ingu-122.13℃, indawo yokubila ingu-249℃, kanti ubuningi obuhlobene bungu-1.2659 (15/4℃). Incibilika ngokushesha ku-100°C, futhi umhwamuko wayo uyacasula kakhulu futhi ungabangela ukukhwehlela kalula ngemva kokuphefumula. Incibilika kancane emanzini, incibilika kalula ezinyibilikisweni eziphilayo ezifana ne-ethanol, i-ether, i-chloroform, i-benzene, i-toluene, i-carbon disulfide, i-carbon tetrachloride kanye ne-pine Chemicalbook fuel saving. Itholakala kabanzi ngokwemvelo ngesimo se-free acid, i-ester noma izinto zayo eziphuma kuyo. Isibonelo, ikhona ngesimo se-asidi yamahhala kanye ne-benzyl ester ku-benzoin gum; ikhona ngesimo samahhala emaqabunga kanye negxolo lesiqu sezitshalo ezithile; ikhona ephunga. Ikhona ngesimo se-methyl ester noma i-benzyl ester emafutheni abalulekile; ikhona ngesimo se-hippuric acid yayo evela kumchamo wehhashi. I-Benzoic acid iyi-asidi ebuthakathaka, enamandla kune-fatty acids. Inezakhiwo ezifanayo zamakhemikhali futhi ingakha usawoti, ama-ester, ama-acid halides, ama-amides, ama-acid anhydrides, njll., futhi ayikhiqizi kalula. Ukusabela kokushintshana kwe-electrophilic kungenzeka eringini ye-benzene ye-benzoic acid, ikakhulukazi ikhiqiza imikhiqizo ye-meta-substitution.
I-Benzoic acid ivame ukusetshenziswa njengesidakamizwa noma isilondolozi. Inomphumela wokuvimbela ukukhula kwesikhunta, amagciwane, kanye nesikhunta. Uma isetshenziswa kwezokwelapha, ivame ukusetshenziswa esikhumbeni ukwelapha izifo zesikhumba ezifana ne-ringworm. Isetshenziswa kumafayibha okwenziwa, ama-resin, ama-coating, irabha, kanye nezimboni zikagwayi. Ekuqaleni, i-benzoic acid yakhiqizwa ngokufakwa kwe-carbonization kwe-benzoin gum noma i-hydrolysis ye-chemical book ngamanzi ane-alkaline. Ingakhiqizwa futhi ngokufakwa kwe-hydrolysis ye-hippuric acid. Kwezimboni, i-benzoic acid ikhiqizwa ngokufakwa kwe-toluene emoyeni lapho kukhona izinto ezibangela ukuguga ezifana ne-cobalt ne-manganese; noma ikhiqizwa ngokufakwa kwe-hydrolysis kanye ne-decarboxylation ye-phthalic anhydride. I-Benzoic acid kanye nosawoti wayo we-sodium ingasetshenziswa njengezinto ezilwa namagciwane ku-latex, i-toothpaste, i-jam noma okunye ukudla, futhi ingasetshenziswa njengezinto zokufaka umbala nokuphrinta.
