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1,6-Hexanedithiol CAS:1191-43-1
I-1,6-Hexanedithiol iyinhlanganisela ye-organosulfur enefomula yama-molecule i-C6H14S2. Le nhlanganisela iwuketshezi oluphuzi olungenambala noma olukhanyayo olubonakala ngephunga elibi elivame ukuchazwa njenge-sulfure noma elifana namaqanda abolile. Iqukethe amaqembu amabili e-thiol (-SH) atholakala kuma-athomu e-carbon okuqala nawesithupha eketheni le-hexane, okufaka isandla ekusebenzeni kwayo okuyingqayizivele kwamakhemikhali. I-1,6-Hexanedithiol isetshenziswa kakhulu njengebhloko yokwakha ekwakhiweni kwezinto eziphilayo, ikakhulukazi ekukhiqizeni ama-polymer, imithi, kanye namanye amakhemikhali akhethekile. Ngenxa yephunga layo elinamandla, ukuphathwa okufanele kanye nezinyathelo zokuphepha kubalulekile lapho usebenza nale nhlanganisela.
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2,3-Butanedithiol CAS:4532-64-3
I-2,3-Butanedithiol iyinhlanganisela ye-organosulfur enefomula yama-molecule i-C4H10S2. Le nhlanganisela iwuketshezi olungenambala olubonakala ngephunga elinamandla, elinomunyu elifana neklabishi elibolile noma iphunga le-sulfur. Ineqembu le-thiol (-SH) ezimbili ezibekwe kuma-athomu ekhabhoni yesibili neyesithathu yomgogodla we-butane, okuyinika izakhiwo zamakhemikhali ezihlukile. I-2,3-Butanedithiol isebenza njengomxhumanisi obalulekile ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi ekukhiqizweni kwemithi ehlukahlukene kanye namakhemikhali ezolimo. Ukusebenza kwayo kuvumela ukuhlanganyela ekusabeleni kwamakhemikhali amaningi, okwenza kube yisisekelo esiwusizo ekwakheni amakhemikhali e-organosulfur ayinkimbinkimbi kakhulu.
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I-Methyl 2-methyl-3-furyl disulfide CAS:65505-17-1
I-Methyl 2-methyl-3-furyl disulfide (MMFDS) iyinhlanganisela ye-organosulfur enefomula yama-molecule C8H10S2O2. Le nhlanganisela ibonakala njengoketshezi olungenambala kuya koluphuzi olukhanyayo futhi inephunga elihlukile elivame ukuchazwa njengelinongiwe elinama-nutty undertones. I-MMFDS isetshenziswa kakhulu embonini yokudla njenge-ejenti yokunambitheka, ikakhulukazi emikhiqizweni ehlose ukulingisa ukunambitheka okucebile, okuthosiwe okutholakala ekudleni okufana nekhofi kanye nama-sauce athile. Iphunga layo eliyingqayizivele liyenza ibe yigugu embonini yamakha. Nakuba ibhekwa njengephephile ekugxilweni okuphansi, ukuphathwa ngokwethembeka kubalulekile ukuze kugwenywe imiphumela emibi engaba khona evela ekuvezweni okuphezulu.
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I-1,3-Dimercaptopropane CAS:109-80-8
I-1,3-Dimercaptopropane (DMP) iyinhlanganisela ye-organosulfur enefomula yama-molecule i-C3H8S2. Le nhlanganisela ibonakala njengoketshezi olungenambala kuya kophuzi olukhanyayo futhi ibonakala ngephunga layo elinamandla, elinesibabule. I-DMP iqukethe amaqembu amabili e-thiol (-SH), anegalelo ekusebenzeni kwayo kanye nokusebenziseka kwayo ezinhlelweni ezahlukahlukene. Isetshenziswa kakhulu ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi ekuthuthukisweni kwemithi kanye namakhemikhali ezolimo. Ngaphezu kwalokho, i-1,3-dimercaptopropane inezinhlelo zokusebenza kumakhemikhali e-polymer. Nakuba inikeza izinzuzo eziningana zezimboni, ukuphathwa okufanele kanye nezinyathelo zokuphepha kubalulekile ngenxa yobuthi bayo kanye nokucasuka kwayo lapho ithintana.
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2-Pyrazinylethanethiol CAS:35250-53-4
I-2-Pyrazinylethanethiol iyinhlanganisela ye-organosulfur ebonakala ngokuba khona kwendandatho ye-pyrazine kanye neqembu le-thiol (-SH), enefomula yama-molecule i-C7H8N2S. Le nhlanganisela ibonakala njengoketshezi oluphuzi olungenambala noma olukhanyayo olunephunga elihlukile, elingachazwa njengomhlaba noma i-natty. I-2-Pyrazinylethanethiol ithola ukusetshenziswa kwayo ikakhulukazi ekwakhiweni kwezinto eziphilayo, lapho isebenza khona njengesisekelo esibalulekile sokudala izinto ezahlukahlukene zamakhemikhali, kufaka phakathi imithi kanye namakhemikhali ezolimo. Ngenxa yezici zayo ezihlukile zesakhiwo, le nhlanganisela ingasiza ekuthuthukisweni kwama-molecule asebenzayo ngokwezinto eziphilayo. Ukuphathwa kahle kubalulekile ngenxa yezakhiwo ezingaba khona zokucasula ze-thiols.
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I-Bis(2-methyl-3-furyl)disulfide CAS:28588-75-2
I-Bis(2-methyl-3-furyl)disulfide (BMFDS) iyinhlanganisela ye-organosulfur enefomula yama-molecule i-C10H10S2O2. Le nhlanganisela ivame ukubonakala njengoketshezi olungenambala kuya koluphuzi olukhanyayo futhi yaziwa ngephunga layo elihlukile, elinophawu lomhlabathi nolosiwe. I-BMFDS isetshenziswa kakhulu embonini yokudla njenge-ejenti yokunambitheka, ithuthukisa ukunambitheka kwemikhiqizo ehlukahlukene, kufaka phakathi amasoso, amasobho, nokudla okulula. Iphunga layo elimnandi liphinde lisetshenziswe embonini yamakha. Nakuba ngokuvamile kubhekwa njengokuphephile ekugxilweni okuncane, kubalulekile ukuphatha i-BMFDS ngokuzibophezela ukuze ugweme imiphumela emibi engaba khona evela ekuchayweni okuphezulu.
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I-2-Bromo-5-hydroxypyridine CAS:55717-45-8
2-I-Bromo-5-hydroxypyridine iyinhlanganisela yezinto eziphilayo enefomula yama-molecule i-C5H5BrN2O. Ifaka indandatho ye-pyridine ethathelwe indawo yi-athomu ye-bromine endaweni engu-2 kanye neqembu le-hydroxyl (-OH) endaweni engu-5. Le ndlela ehlukile yokufaka esikhundleni inikeza izakhiwo ezithile ze-elekthronikhi ezithuthukisa ukusabela kwayo, okwenza ibe wusizo ekwakhiweni kwezinto eziphilayo. Ukuba khona kwe-bromine substituent kuvumela ukufakwa esikhundleni kwe-nucleophilic, kuyilapho iqembu le-hydroxyl lingabamba iqhaza ekuhlanganisweni kwe-hydrogen, lithonya ukusebenzisana kwama-molecule. Ngokuvamile isetshenziswa kwezokwelapha kanye namakhemikhali ezolimo, i-2-bromo-5-hydroxypyridine isebenza njengesihluthulelo esiyinhloko ekwakhiweni kwamakhemikhali nezinto ezisebenzayo eziphilayo.
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I-5-Bromonicotinonitrile CAS:35590-37-5
5-I-Bromonicotinonitrile iyinhlanganisela yezinto eziphilayo enefomula yama-molecule i-C6H4BrN3. Inendandatho ye-pyridine ethathelwe indawo yi-athomu ye-bromine endaweni engu-5 kanye neqembu le-nitrile (-CN) endaweni engu-2. Ukuba khona kwamaqembu womabili okuhoxisa ama-electron (i-bromo kanye ne-nitrile) kunikeza i-molecule izakhiwo ezihlukile ze-elekthronikhi, okuthuthukisa ukusabela kwayo ekuguqulweni kwamakhemikhali ahlukahlukene. Le nhlanganisela isebenza njengesikhungo esibalulekile ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi ekuthuthukisweni kwemithi, lapho ingasetshenziswa khona ukukhiqiza ama-molecule asebenzayo. Isakhiwo sayo esihlukile senza ukuthi ifaneleke kwisayensi yezinto zokwakha ukuthuthukisa ama-compound asebenzayo.
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3-BROMO-5-FLUORO-2-METHOXYPYRIDINE CAS:884494-81-9
I-3-Bromo-5-fluoro-2-methoxypyridine iyinhlanganisela yezinto eziphilayo enefomula yama-molecule i-C7H6BrFNO. Iqukethe indandatho ye-pyridine ethathelwe indawo yi-bromine endaweni engu-3, i-fluorine endaweni engu-5, kanye neqembu le-methoxy (-OCH₃) endaweni engu-2. Le ndlela ehlukile yokufaka esikhundleni inikeza izakhiwo ezihlukile ze-elekthronikhi neze-steric, okwenza ibe usizo ekwakhiweni kwamakhemikhali ahlukahlukene. Ukuba khona kokubili kwe-halogen substituents kuthuthukisa ukusabela kwayo, kusiza ekushintsheni kwe-nucleophilic kanye nokusabela kokuxhuma. Ivame ukusetshenziswa emithini yemithi kanye namakhemikhali ezolimo, i-3-bromo-5-fluoro-2-methoxypyridine isebenza njengesisekelo esibalulekile sokwakha amakhemikhali asebenzayo nezinto ezithuthukisiwe.
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I-3-Bromo-5-methoxypyridine CAS:50720-12-2
3-I-Bromo-5-methoxypyridine iyinhlanganisela yezinto eziphilayo enefomula yama-molecule i-C7H8BrN. Inendandatho ye-pyridine ethathelwe indawo yi-athomu ye-bromine endaweni engu-3 kanye neqembu le-methoxy (-OCH₃) endaweni engu-5. Le ndlela ethile yokufaka esikhundleni ithuthukisa izakhiwo zayo ze-elekthronikhi, okwenza ibe yindawo ewusizo ekuhlanganisweni kwezinto eziphilayo. Ukuba khona kwe-bromine kuvumela ukufakwa esikhundleni kwe-nucleophilic, kuyilapho iqembu le-methoxy lingathonya ukuncibilika kwenhlanganisela kanye nokusebenza kwayo. Isetshenziswa njalo ocwaningweni lwezemithi kanye nezolimo, i-3-bromo-5-methoxypyridine isebenza njengesisekelo esibalulekile sokwakha amakhemikhali ahlukahlukene asebenzayo nezinto ezisebenzayo.
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3-BROMO-2-ETHOXYPYRIDINE CAS:57883-25-7
3-I-Bromo-2-ethoxypyridine iyinhlanganisela yezinto eziphilayo equkethe indandatho ye-pyridine ene-bromine kanye ne-ethoxy substituents ezindaweni ezithile. Ifomula yayo yama-molecule yi-C9H10BrN, okwenza ibe yindawo ebalulekile ekwakhiweni kwezinto eziphilayo. Ukuba khona kwe-athomu ye-bromine kuthuthukisa ukusabela kwenhlanganisela, okuvumela ukuguqulwa kwamakhemikhali ahlukahlukene, okuhlanganisa ukutshintshwa kwe-nucleophilic kanye nokusabela kokuxhuma. Ivame ukusetshenziswa ekuthuthukisweni kwemithi kanye namakhemikhali ezolimo ngenxa yemisebenzi yayo eyahlukahlukene yezinto eziphilayo. Ukuqonda izakhiwo kanye nokusabela kwe-3-bromo-2-ethoxypyridine kungasiza ekuklanyweni kwamakhemikhali amasha anezicelo zokwelapha ezingaba khona.
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I-2-Chloro-3-bromo-5-aminopyridine CAS:130284-53-6
2-I-Chloro-3-bromo-5-aminopyridine iyinhlanganisela yezinto eziphilayo ebonakala ngefomula yama-molecule i-C5H4BrClN2. Iqukethe indandatho ye-pyridine ene-athomu ye-chlorine endaweni engu-2, i-athomu ye-bromine endaweni engu-3, kanye neqembu lama-amino endaweni engu-5. Ukuhlelwa okuqondile kwalezi zinto ezithathelwanayo kunikeza izakhiwo ze-elekthronikhi ezihlukile kule nhlanganisela, okwenza ibe yindawo ebalulekile ekhemistri yokwenziwa. Isakhiwo sayo sivumela ukuguqulwa kwamakhemikhali ahlukahlukene, okuhlanganisa ukufakelwa kwe-nucleophilic kanye nokusabela kokuxhuma, okubalulekile ekuthuthukisweni kwemithi kanye ne-agrochemical. Le nhlanganisela ibalulekile ocwaningweni oluhlose ukuthola ama-molecule amasha asebenzayo nezinto ezithuthukisiwe.
