-
2-Methyl-5-nitropyridine CAS:21203-68-9
2-Methyl-5-nitropyridine ndi mankhwala achilengedwe okhala ndi formula ya molekyulu C6H6N2O2. Mankhwalawa ali ndi mphete ya pyridine yomwe ili ndi gulu la methyl pamalo a 2 ndi gulu la nitro pamalo a 5. Kupezeka kwa magulu onse awiri opereka ma elekitironi (methyl) ndi magulu ochotsera ma elekitironi (nitro) kumapanga zinthu zamagetsi zosangalatsa, zomwe zimakhudza momwe mankhwalawa amagwirira ntchito. 2-Methyl-5-nitropyridine imagwira ntchito yofunika kwambiri popanga zinthu zachilengedwe, makamaka m'makampani opanga mankhwala, komwe ingagwiritsidwe ntchito popanga zinthu zosiyanasiyana zomwe zimagwira ntchito m'thupi. Kumvetsetsa momwe mankhwala ake amagwirira ntchito komanso momwe amagwirira ntchito ndikofunikira kwa akatswiri a zamankhwala omwe amagwira ntchito pa njira zatsopano zopangira komanso kupeza mankhwala.
-
2,4-Dibromopyridine CAS: 58530-53-3
2,4-Dibromopyridine ndi mankhwala achilengedwe okhala ndi formula ya molekyulu C5H3Br2N. Ili ndi mphete ya pyridine yomwe imasinthidwa ndi maatomu a bromine pamalo a 2 ndi 4. Chochokera ku dibrominated ichi chimagwira ntchito yofunika kwambiri pakupanga kwa organic, makamaka ngati chothandizira pakukonzekera mankhwala osiyanasiyana ndi mankhwala a agrochemicals. Kupezeka kwa maatomu awiri a bromine kumawonjezera reactivity yake, zomwe zimamulola kutenga nawo mbali pazinthu zosiyanasiyana zamakemikolo, monga kusintha kwa nucleophilic ndi cross-coupling reactions. Kumvetsetsa makhalidwe ndi khalidwe la 2,4-dibromopyridine ndikofunikira kwa akatswiri a zamankhwala omwe amagwira ntchito popanga mankhwala atsopano omwe angakhale ndi zochita zamoyo.
-
Furaneol CAS: 3658-77-3
Furaneol, yomwe imadziwikanso kuti 4-hydroxy-2,5-dimethyl-3(2H)-furanone, ndi chinthu chachilengedwe chomwe chimadziwika ndi fungo lake lokoma, lofanana ndi caramel lomwe limakumbutsa zipatso zophikidwa. Ndi formula ya molekyulu ya C6H8O3, furaneol ili ndi mphete ya furan yokhala ndi hydroxy ndi methyl substituents, zomwe zimapangitsa kuti ikhale ndi kukoma kwapadera. Yogwiritsidwa ntchito kwambiri mumakampani ogulitsa chakudya, furaneol imagwira ntchito ngati chokometsera muzinthu zosiyanasiyana, kuphatikiza maswiti, zophikidwa, ndi zakumwa. Kuphatikiza apo, fungo lake lokoma limapangitsa kuti likhale lofunika kwambiri mumakampani opanga fungo. Kafukufuku wopitilira akufuna kufufuza njira zake zopangira ndi momwe angagwiritsire ntchito m'magawo osiyanasiyana, ndikugogomezera kufunika kwake pakukweza mphamvu zamaganizo.
-
5-Methyl furfural CAS:620-02-0
5-Methyl furfural (5-MF) ndi mankhwala achilengedwe ochokera ku madzi m'thupi a chakudya, makamaka ma hexoses monga shuga ndi fructose. Ndi molekyulu ya C6H6O2, ili ndi mphete ya furan yomwe imasinthidwa ndi gulu la methyl pa 5-position ndi gulu logwira ntchito la aldehyde. 5-MF imadziwika chifukwa cha fungo lake lokoma, lofanana ndi caramel, zomwe zimapangitsa kuti ikhale yofunikira pakukometsera ndi kugwiritsa ntchito fungo. Ndi mankhwala ofunikira kwambiri pakusintha kwa biomass, omwe amagwira ntchito ngati choyambira cha mankhwala ndi zinthu zosiyanasiyana. Kafukufuku wopitilira pa 5-methyl furfural akuyang'ana kwambiri njira zake zopangira ndi momwe angagwiritsire ntchito mu chemistry yokhazikika.
-
Benzothiazole CAS:95-16-9
Benzothiazole ndi mankhwala osakanikirana omwe amadziwika ndi mphete ya benzene ndi thiazole, zomwe zimapangitsa kuti ikhale ndi mankhwala apadera. Ili ndi atomu ya nayitrogeni ndi sulfure mkati mwa gawo la thiazole, zomwe zimapangitsa kuti ikhale yogwira ntchito komanso yogwira ntchito. Ma Benzothiazole ochokera ku Benzothiazole amapezeka m'njira zosiyanasiyana, kuphatikizapo mankhwala, mankhwala a agrochemicals, ndi sayansi ya zinthu, chifukwa cha ntchito yawo yachilengedwe komanso kuthekera kwawo kugwira ntchito ngati zomangira zopangira mamolekyu ovuta kwambiri. Mankhwalawa ali ndi mphamvu zotsutsana ndi mabakiteriya, zotsutsana ndi khansa, komanso zotsutsana ndi kutupa, zomwe zimapangitsa kuti pakhale kafukufuku wochuluka mu chemistry yamankhwala.
-
Tetrahydrothiophen-3-one CAS:1003-04-9
Tetrahydrothiophen-3-one ndi mankhwala opangidwa ndi sulfure okhala ndi heterocyclic omwe amadziwika ndi mphete ya ziwalo zisanu yomwe imaphatikizapo maatomu a kaboni ndi sulfure. Ndi formula ya molekyulu C5H8OS, mankhwalawa ali ndi gulu la ketone lomwe lili pamalo atatu a kapangidwe kake kofanana ndi thiophene. Yakopa chidwi m'magawo osiyanasiyana chifukwa cha mawonekedwe ake apadera a mankhwala ndi ntchito zake zomwe zingatheke. Tetrahydrothiophen-3-one imafufuzidwa makamaka kuti igwiritsidwe ntchito popanga zinthu zachilengedwe, kupanga fungo lonunkhira, komanso mwina ngati mankhwala ophatikizika m'mankhwala. Kapangidwe kake kosangalatsa komanso mawonekedwe ake zimapangitsa kuti ikhale nkhani yosangalatsa yophunziridwa mkati mwa sayansi ya zamankhwala ndi zida.
-
Difurfuryl sulfide CAS:13678-67-6
Difurfuryl sulfide ndi mankhwala achilengedwe omwe amadziwika ndi kukhalapo kwa magulu awiri a furfuryl ogwirizana ndi atomu ya sulfure. Ndi formula ya molekyulu C10H10O2S, mankhwalawa ali ndi makhalidwe apadera a mankhwala chifukwa cha kuphatikiza kwa sulfure ndi ntchito zochokera ku furan. Difurfuryl sulfide yatchuka m'magawo osiyanasiyana, kuphatikizapo sayansi ya zinthu, polymer chemistry, ndi mankhwala. Kapangidwe kake kosiyana kamapereka reactivity yosangalatsa, zomwe zimapangitsa kuti ikhale pakati pa kapangidwe ka organic. Kuphatikiza apo, chifukwa cha ntchito zake zomwe zingatheke ngati chokometsera komanso mu agrochemicals, difurfuryl sulfide ikupitilirabe kukhala nkhani yofufuza kuti ifufuze ntchito zake zosiyanasiyana.
-
5-Hydroxymethylfurfural CAS:67-47-0
5-Hydroxymethylfurfural (HMF) ndi mankhwala achilengedwe okhala ndi formula ya molekyulu C6H6O3, yomwe imadziwika chifukwa cha kufunika kwake mu carbohydrate chemistry ndi njira zosinthira biomass. Imachokera ku kutaya madzi m'thupi kwa shuga monga shuga ndi fructose ndipo ili ndi magulu ogwira ntchito a hydroxymethyl ndi furan. HMF ndi yodziwika bwino chifukwa cha ntchito yake ngati mankhwala apulatifomu omwe angasinthidwe kukhala zinthu zosiyanasiyana zamtengo wapatali, kuphatikiza mafuta, zosungunulira, ndi mankhwala ena. Kugwiritsa ntchito kwake kumatha kugwira ntchito m'mafakitale angapo, kuphatikiza chakudya, mankhwala, ndi biofuels. Kafukufuku wopitilira akuyang'ana kwambiri pakukonza njira zake zopangira ndikuwunika momwe zimagwirira ntchito mu chemistry yopangidwa.
-
Ethyl furaneol CAS:27538-10-9
Ethyl furaneol, yomwe imadziwikanso kuti 4-ethyl-5-methyl-2-furancarboxaldehyde, ndi mankhwala achilengedwe omwe amadziwika ndi fungo lake lokoma komanso lokoma lomwe limafanana ndi caramel ndi zipatso zophikidwa. Ndi formula ya molekyulu C8H10O3, mankhwalawa ndi opangidwa kuchokera ku furan omwe ali ndi gulu la ethyl ndi gulu la methyl, zomwe zimapangitsa kuti kukoma kwake kukhale kwapadera. Ethyl furaneol imagwiritsidwa ntchito kwambiri mumakampani azakudya ngati chokometsera komanso mumakampani opanga fungo chifukwa cha fungo lake lokongola. Kafukufuku wopitilira akufuna kufufuza kapangidwe kake ndi momwe angagwiritsire ntchito m'magawo osiyanasiyana, ndikugogomezera kufunika kwake pakuwonjezera zomwe zimamveka.
-
5-Methyl-2-acetylfuran CAS:1193-79-9
5-Methyl-2-acetylfuran ndi mankhwala achilengedwe okhala ndi mphete ya furan yomwe yasinthidwa ndi methyl ndi gulu la acetyl. Ndi formula ya molekyulu C7H8O2, ili m'gulu la acetylfurans, mankhwala omwe amadziwika ndi ntchito zawo zosiyanasiyana mu zokometsera, fungo labwino, ndi mankhwala. Mankhwalawa amadziwika ndi fungo lake lokoma, lokoma la mtedza, zomwe zimapangitsa kuti likhale lofunika kwambiri m'mafakitale azakudya ndi zodzoladzola. Kuphatikiza apo, 5-methyl-2-acetylfuran yapeza chidwi ndi mankhwala opangira chifukwa cha kuthekera kwake ngati chomangira mamolekyu ovuta kwambiri. Kafukufuku wopitilira akufuna kufufuza ntchito zake zamoyo ndi ntchito zina zothandiza.
-
Difurfuryldisulfide CAS:4437-20-1
Difururyldisulfide ndi gulu la organosulfur lomwe limadziwika ndi kukhalapo kwa magulu awiri a furfuryl omwe amalumikizidwa kudzera mu linkage ya disulfide. Ndi formula ya molekyulu C10H10O2S2, gululi lili ndi zinthu zapadera zomwe zimachokera ku kuphatikiza kwa sulfure ndi ntchito za furan. Difururyldisulfide yapeza chidwi m'magawo osiyanasiyana, kuphatikiza kupanga kwa organic ndi sayansi ya zinthu. Kapangidwe kake kosiyana kamaloleza kutenga nawo mbali muzochita zosiyanasiyana zamakemikolo, zomwe zimapangitsa kuti ikhale yothandiza popanga mamolekyu ovuta kwambiri. Kuphatikiza apo, kugwiritsa ntchito kwa difururyldisulfide mu agrochemicals ndi zokometsera kumapangitsa kuti ikhale nkhani yosangalatsa yofufuza mkati mwa gulu la mankhwala.
-
2-Methyltetrahydrofuran-3-thiol CAS:57124-87-5
2-Methyltetrahydrofuran-3-thiol ndi mankhwala achilengedwe omwe ali ndi mphete ya tetrahydrofuran yomwe imalowetsedwa m'malo mwa gulu la methyl ndi gulu logwira ntchito la thiol (-SH). Ndi formula ya molekyulu C6H12OS, mankhwalawa akopa chidwi chifukwa cha fungo lake losiyana ndi kukoma kwake, komwe nthawi zambiri kumafotokozedwa kuti kuli ndi mawu otsekemera komanso a sulfure. Kapangidwe kake kapadera kamathandizira kuti kagwiritsidwe ntchito m'mafakitale opangira zonunkhira ndi zonunkhira. Kafukufuku wa 2-methyltetrahydrofuran-3-thiol amayang'ana kwambiri kumvetsetsa mphamvu zake zomvera komanso zochita zake zamoyo, kuwonetsa kufunika kwake muzophika komanso kupanga mankhwala.
