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I-TEREFTHALIC DIHYDRAZIDE CAS:136-64-1
I-Terephthalic dihydrazide (TPHD) iyinhlanganisela yezinto eziphilayo etholakala ku-terephthalic acid, enamaqembu amabili asebenzayo e-hydrazine. Ibonakala njenge-crystalline solid emhlophe futhi yaziwa kakhulu ngokusebenza kwayo ekuhlanganiseni ama-polymers nezinye izinto ezithathwe ngamakhemikhali. I-TPHD isebenza njengesihluthulelo esiyinhloko ekuphenduleni kwamakhemikhali ahlukahlukene, ikakhulukazi ekukhiqizweni kwama-polyamides nezinye izinto eziqukethe i-nitrogen. Isakhiwo sayo esiyingqayizivele sinikeza izakhiwo ezithile ezenza ibe yigugu kwisayensi yezinto zokwakha kanye nokusetshenziswa kwezimboni.
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3-(TRIFLUOROMETHYL)PHENYLHYDRAZINE CAS:368-78-5
3-(Trifluoromethyl)phenylhydrazine iyinhlanganisela ephilayo enesakhiwo se-phenylhydrazine eneqembu le-trifluoromethyl (-CF₃) elibekwe endaweni ye-meta yendandatho enuka kamnandi. Le nhlanganisela yaziwa ngezakhiwo zayo ezihlukile, ikakhulukazi ngenxa yokuba khona kwengxenye ye-trifluoromethyl, okuthuthukisa i-lipophilicity yayo kanye nokusabela kwayo. Isetshenziswa kakhulu ekuhlanganisweni kwamakhemikhali kanye nocwaningo, ikakhulukazi emikhakheni yekhemistri yezokwelapha kanye nesayensi yezinto zokwakha.
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I-P-TOLUALDEHYDE 2,4-DINITROPHENYLHYDRAZONE CAS:2571-00-8
I-p-Tolualdehyde 2,4-dinitrophenylhydrazone iyi-derivative ye-hydrazone eyakhiwe ngokusabela kwe-p-tolualdehyde kanye ne-2,4-dinitrophenylhydrazine. Le nhlanganisela idlala indima ebalulekile kumakhemikhali e-organic njenge-reagent yokuhlonza kanye nokuchaza ama-aldehyde nama-ketone. Ukwakheka kwama-hydrazone kusiza ukuhlukanisa lawa ma-carbonyl compounds ngenxa yezakhiwo zawo zomzimba ezihlukile, njengezindawo ezihlukile zokuncibilika nemibala. Ukuqonda ukwakheka kanye nokuziphatha kwe-p-tolualdehyde 2,4-dinitrophenylhydrazone kunikeza ukuqonda okubalulekile ngezindlela zokusabela kwe-organic futhi kuthuthukisa amasu okuhlonza ama-molecule.
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i-m-Tolyl isocyanate CAS:621-29-4
I-m-Tolyl isocyanate, inhlanganisela ye-isocyanate enuka kamnandi, ineqembu le-m-tolyl (1-methylphenyl) elixhunywe eqenjini elisebenzayo le-isocyanate (-N=C=O). Le nhlanganisela yaziwa ngokusebenza kwayo futhi isebenza njengesisekelo esibalulekile ekwakheni izinto eziphilayo. I-m-Tolyl isocyanate ivame ukusetshenziswa ekukhiqizweni kwe-urea kanye ne-carbamate derivatives ngokusebenzisa ukusabela kwayo nama-amine kanye notshwala. Isakhiwo sayo esiyingqayizivele sivumela ukusetshenziswa okuhlukahlukene kumakhemikhali ezokwelapha, isayensi yezinto zokwakha, kanye namakhemikhali ezolimo, okwenza kube yinkimbinkimbi ebalulekile kubacwaningi kanye nezimboni ezigxile ezindleleni zokwenziwa kanye nokuthuthukiswa kwezinto ezintsha.
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i-p-Tolyl isocyanate CAS:622-58-2
I-p-Tolyl isocyanate, inhlanganisela ye-isocyanate enuka kamnandi, ineqembu le-tolyl (i-methyl-substituted phenyl) exhunywe eqenjini elisebenzayo le-isocyanate (-N=C=O). Le nhlanganisela ibalulekile ekuhlanganisweni kwezinto eziphilayo kanye nesayensi yezinto ngenxa yokusabela kwayo kanye nekhono layo lokwakha i-urea kanye ne-carbamate derivatives lapho isabela ngama-amine kanye notshwala. I-p-Tolyl isocyanate isebenza njengesisekelo esibalulekile sokuthuthukisa imithi, amakhemikhali ezolimo, kanye nama-polymer. Isakhiwo sayo esiyingqayizivele sithuthukisa ukusetshenziswa kwayo ezinhlotsheni ezahlukene zamakhemikhali, okwenza kube yinkimbinkimbi ebalulekile kubacwaningi kanye nezimboni ezigxile ekuthuthukisweni kwezinto ezintsha kanye nezindlela zokwenziwa.
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O-TOLUALDEHYDE 2,4-DINITROPHENYLHYDRAZONE CAS:1773-44-0
I-O-Tolualdehyde 2,4-dinitrophenylhydrazone iyi-derivative ekhiqizwa ngokusabela kwe-o-tolualdehyde kanye ne-2,4-dinitrophenylhydrazine. Le nhlanganisela ibalulekile kumakhemikhali e-organic njengoba yenza kube lula ukuhlonza nokuchaza ama-aldehyde. Ukwakheka kwama-hydrazone kuyindlela ebalulekile yokuthola amakhemikhali e-carbonyl ngenxa yamaphuzu awo ahlukile okuncibilika kanye nezakhiwo zomzimba. Ukuhlanganiswa kufeza kokubili izinjongo zokuhlaziya kanye nezemfundo, okubonisa imiqondo ebalulekile njengokwengeza kwe-nucleophilic kanye nokusabela kokuphelelwa amanzi emzimbeni. Ukuqonda i-o-tolualdehyde 2,4-dinitrophenylhydrazone kunegalelo ekusetshenzisweni okubanzi ekuhlanganisweni kwezinto eziphilayo kanye namasu okuhlonza ama-molecule.
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usawoti we-disodium we-α-Ketoglutaric acid CAS:305-72-6
Usawoti we-disodium we-α-Ketoglutaric acid, ovame ukubizwa ngokuthi i-sodium α-ketoglutarate, uwusawoti otholakala ku-α-ketoglutaric acid, okuwumsuka obalulekile emjikelezweni we-Krebs. Ngefomula yama-molecule i-C₅H₆Na₂O₄, le khompawundi idlala indima ebalulekile ekusetshenzisweni kwe-metabolism kanye nokukhiqizwa kwamandla eseli. I-Sodium α-ketoglutarate isetshenziswa ezinhlotsheni ezahlukahlukene, kufaka phakathi izithako zokudla, izithasiselo zokudla, kanye nemithi. Izakhiwo zayo zikhuthaza ukusetshenziswa kwe-amino acid kanye nokuthuthwa kwe-nitrogen, okwenza kube yigugu kokubili ezimweni zokudla okunempilo kanye nezokwelapha. Ukuqonda izindima zayo ze-biochemical kanye nezicelo kungathuthukisa ukusetshenziswa kwayo empilweni nasekuphileni kahle.
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I-MONOBUTYL PHTHALATE CAS:131-70-4
I-Monobutyl phthalate (MBP), i-ester compound etholakala ku-phthalic acid, yakhiwa ngokwenziwa kwe-ester kwe-molecule eyodwa ye-butanol ene-phthalic acid. Isetshenziswa kakhulu njenge-plasticizer ku-polyvinyl chloride (PVC) nakwezinye izinhlobo ze-polymer ukuthuthukisa ukuguquguquka, ukuqina, nokusebenza kahle. I-MBP idlala indima ebalulekile ekusetshenzisweni okuhlukahlukene kwezimboni, kufaka phakathi izinamathiselo, izimbozo, kanye nezivikelo. Nakuba inikeza izakhiwo eziwusizo ezintweni, kuye kwavela ukukhathazeka mayelana nemiphumela yayo engaba khona yezempilo, okubangela ucwaningo oluqhubekayo mayelana nokuphepha kwayo kanye nomthelela wayo emvelweni. Ukuqonda izici kanye nokusetshenziswa kwe-MBP kubalulekile ekuthuthukiseni ezinye izindlela eziphephile emikhiqizweni yabathengi.
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I-Ethyl (pentafluorobenzoyl)acetate CAS:3516-87-8
I-Ethyl (pentafluorobenzoyl)acetate iyinhlanganisela enuka kamnandi ebonakala ngokuba khona kweqembu le-pentafluorobenzoyl elixhunywe engxenyeni ye-ethyl acetate. Le nhlanganisela iphawuleka ngokufakwa kwayo kwama-athomu amaningi e-fluorine, okuthonya kakhulu izakhiwo zayo zamakhemikhali, okuhlanganisa i-lipophilicity kanye nokusabela kwayo. I-Ethyl (pentafluorobenzoyl)acetate isebenza njengomxhumanisi obalulekile ekuhlanganisweni kwezinto eziphilayo kanye ne-chemistry yezokwelapha, okuvumela ukuthuthukiswa kwamakhemikhali ahlukahlukene ane-fluorinated. Isakhiwo sayo esihlukile sinikeza izinzuzo ezihlukile ekwakhiweni kwemithi, amakhemikhali ezolimo, kanye nesayensi yezinto ezibonakalayo, okwenza kube yinkimbinkimbi ebalulekile kubacwaningi kanye nezicelo zezimboni.
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I-METHANESULFONYL HYDRAZIDE CAS:10393-86-9
I-Methanesulfonyl hydrazide, eyaziwa nangokuthi i-mesylhydrazine, iyinhlanganisela yezinto eziphilayo equkethe iqembu elisebenzayo le-hydrazine elixhunywe engxenyeni ye-methanesulfonyl. Ngefomula yama-molecule i-C₂H₇N₃O₂S, le nhlanganisela ithole ukunakwa kokubili kumakhemikhali okwenziwa kanye nokwelapha ngenxa yokusabela kwayo kanye nezicelo ezingaba khona. I-Methanesulfonyl hydrazide isebenza njengomxhumanisi obalulekile ekwakhiweni kwemithi ehlukahlukene kanye namakhemikhali ezolimo. Isakhiwo sayo esiyingqayizivele siyenza ikwazi ukuhlanganyela ezinhlobonhlobo zezindlela zamakhemikhali, okwenza kube yisisekelo esiwusizo sokuthuthukisa amakhemikhali amasha anezakhiwo zezinto eziphilayo noma zamakhemikhali ezifiselekayo.
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I-N-(5-BROMOPENTYL)PHTHALIMIDE CAS:954-81-4
I-N-(5-Bromopentyl)phthalimide iyinhlanganisela yezinto eziphilayo ebonakala ngeqembu le-phthalimide elixhunywe ku-alkyl chain ye-carbon emihlanu equkethe i-bromine substituent endaweni yokugcina. Le nhlanganisela iphawuleka ngokusabela kwayo kanye nokuguquguquka kwayo ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi isebenza njenge-intermediate ebalulekile ekulungiseleleni imithi ehlukahlukene kanye namakhemikhali ezolimo. Ukuba khona kwe-athomu ye-bromine kuthuthukisa izakhiwo zayo ze-electrophilic, kusiza ukusabela kokushintsha kwe-nucleophilic. I-N-(5-Bromopentyl)phthalimide nayo ibalulekile kwisayensi yezinto ezibonakalayo, ikakhulukazi ekuthuthukiseni ama-polymers nezinto ezisebenzayo, igcizelela ukubaluleka kwayo ocwaningweni lwamakhemikhali lwanamuhla kanye nokusetshenziswa kwawo.
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I-METHYL 2-CHLORO-4-NITROBENZOATE CAS:13324-11-3
I-Methyl 2-chloro-4-nitrobenzoate iyinhlanganisela enuka kamnandi ebonakala ngokuba khona kweqembu le-nitro kanye ne-athomu ye-chlorine eringini ye-benzene, kanye neqembu le-methoxycarbonyl. Le nhlanganisela isebenza njengesikhungo esibalulekile ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi emikhakheni ye-chemistry yezokwelapha kanye namakhemikhali ezolimo. Ukuhlelwa okuhlukile kwezinto ezithathelwanayo kunikeza ukusabela okuhlukile kwamakhemikhali, okwenza kube usizo ekuguqulweni okuhlukahlukene. I-Methyl 2-chloro-4-nitrobenzoate ingabamba iqhaza ekuphenduleni kokushintshana kwe-electrophilic, ekushintsheni kwe-nucleophilic, nakwezinye izindlela zokuhlangana, okwenza kube lula ukuhlanganiswa kwama-molecule e-organic ayinkimbinkimbi kanye nemithi.
