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2-Methyl-5-nitropyridine CAS: 21203-68-9
2-Methyl-5-nitropyridine yog ib qho organic compound nrog cov mis molecular C6H6N2O2. Cov compound no muaj ib lub nplhaib pyridine uas muaj ib pawg methyl ntawm 2-txoj hauj lwm thiab ib pawg nitro ntawm 5-txoj hauj lwm. Qhov muaj ob qho tib si electron-donating (methyl) thiab electron-withdrawn (nitro) pawg tsim cov khoom siv hluav taws xob nthuav, cuam tshuam rau cov tshuaj reactivity. 2-Methyl-5-nitropyridine ua haujlwm ua ib qho tseem ceeb hauv kev tsim cov organic, tshwj xeeb tshaj yog hauv kev lag luam tshuaj, qhov twg nws tuaj yeem siv los tsim ntau yam biologically active compounds. Kev nkag siab txog nws cov khoom siv tshuaj thiab reactivity yog qhov tseem ceeb rau cov kws tshuaj ua haujlwm ntawm cov txheej txheem tsim tshiab thiab kev tshawb pom tshuaj.
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2,4-Dibromopyridine CAS: 58530-53-3
2,4-Dibromopyridine yog ib qho organic compound nrog cov mis molecular C5H3Br2N. Nws muaj ib lub nplhaib pyridine hloov nrog bromine atoms ntawm 2- thiab 4-qhov chaw. Cov dibrominated derivative no ua lub luag haujlwm tseem ceeb hauv kev tsim cov organic, tshwj xeeb tshaj yog ua ib qho nruab nrab hauv kev npaj ntau yam tshuaj thiab agrochemicals. Qhov muaj ob lub bromine atoms ua rau nws cov reactivity zoo dua, tso cai rau nws koom nrog ntau yam tshuaj reactions, xws li nucleophilic substitutions thiab cross-coupling reactions. Kev nkag siab txog cov khoom thiab tus cwj pwm ntawm 2,4-dibromopyridine yog qhov tseem ceeb rau cov kws tshuaj ua haujlwm ntawm kev tsim cov tshuaj tshiab nrog cov haujlwm biological.
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Furaneol CAS: 3658-77-3
Furaneol, tseem hu ua 4-hydroxy-2,5-dimethyl-3(2H)-furanone, yog ib qho tshuaj uas tshwm sim los ntawm nws cov qab zib, zoo li caramel aroma uas zoo li txiv hmab txiv ntoo siav. Nrog rau cov mis molecular C6H8O3, furaneol muaj lub nplhaib furan nrog hydroxy thiab methyl substituents, uas pab txhawb rau nws cov saj tshwj xeeb. Siv dav hauv kev lag luam zaub mov, furaneol ua haujlwm ua tus neeg sawv cev tsw qab hauv ntau yam khoom, suav nrog khoom qab zib, khoom ci, thiab dej haus. Tsis tas li ntawd, nws cov ntxhiab tsw qab ua rau nws muaj txiaj ntsig zoo hauv kev lag luam tshuaj tsw qab. Kev tshawb fawb txuas ntxiv mus tsom mus tshawb nrhiav nws cov txheej txheem tsim khoom thiab cov ntawv thov hauv ntau yam kev lag luam, hais txog nws qhov tseem ceeb hauv kev txhim kho kev xav.
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5-Methyl furfural CAS: 620-02-0
5-Methyl furfural (5-MF) yog ib qho organic compound uas tau los ntawm kev qhuav cov carbohydrates, tshwj xeeb tshaj yog hexoses xws li glucose thiab fructose. Nrog rau cov mis molecular C6H6O2, nws muaj lub nplhaib furan hloov nrog ib pawg methyl ntawm 5-txoj haujlwm thiab ib pawg aldehyde. 5-MF tau lees paub rau nws qhov qab zib, caramel-zoo li aroma, ua rau nws muaj txiaj ntsig zoo rau kev siv flavoring thiab tshuaj tsw qab. Nws kuj yog ib qho tshuaj lom neeg tseem ceeb hauv cov txheej txheem hloov pauv biomass, ua haujlwm ua tus precursor rau ntau yam tshuaj thiab cov ntaub ntawv. Kev tshawb fawb txuas ntxiv mus rau 5-methyl furfural tsom mus rau nws cov txheej txheem tsim khoom thiab kev siv tau zoo hauv kev siv tshuaj lom neeg ruaj khov.
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Benzothiazole CAS: 95-16-9
Benzothiazole yog ib qho heterocyclic compound uas muaj lub nplhaib fused benzene thiab thiazole, uas ua rau nws cov khoom siv tshuaj lom neeg tshwj xeeb. Nws muaj ib qho nitrogen thiab sulfur atom hauv thiazole Cheebtsam, muab cov reactivity thiab functionality nthuav. Benzothiazole derivatives yog dav siv ntau yam, suav nrog cov tshuaj, agrochemicals, thiab cov ntaub ntawv science, vim lawv cov kev ua haujlwm biological thiab muaj peev xwm ua raws li cov khoom siv rau kev tsim cov molecules nyuaj dua. Cov tshuaj no muaj cov khoom antimicrobial, anticancer, thiab anti-inflammatory, ua rau nws yog ib qho kev tshawb fawb dav dav hauv kev kho mob chemistry.
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Tetrahydrothiophen-3-ib CAS: 1003-04-9
Tetrahydrothiophen-3-ib yog ib qho tshuaj heterocyclic uas muaj sulfur thiab muaj tsib lub nplhaib uas muaj cov pa roj carbon thiab sulfur. Nrog rau cov mis molecular C5H8OS, cov tshuaj no muaj ib pawg ketone ua haujlwm ntawm 3-txoj haujlwm ntawm cov qauv zoo li thiophene. Nws tau txais kev saib xyuas hauv ntau qhov chaw vim nws cov khoom siv tshuaj lom neeg tshwj xeeb thiab cov kev siv tau. Tetrahydrothiophen-3-ib feem ntau yog tshawb nrhiav rau nws siv rau hauv kev tsim cov organic, cov tshuaj tsw qab, thiab tej zaum ua ib qho tshuaj bioactive hauv cov tshuaj. Nws cov qauv thiab cov khoom ua rau nws yog ib qho kev kawm nthuav hauv kev kho mob chemistry thiab cov ntaub ntawv science.
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Difurfuryl sulfide CAS: 13678-67-6
Difurfuryl sulfide yog ib qho organic compound uas muaj ob pawg furfuryl sib txuas nrog ib lub sulfur atom. Nrog rau cov mis molecular C10H10O2S, cov tshuaj no muaj cov yam ntxwv tshwj xeeb vim yog kev sib xyaw ua ke ntawm sulfur thiab furan-derived functionalities. Difurfuryl sulfide tau txais kev saib xyuas hauv ntau qhov chaw, suav nrog cov ntaub ntawv tshawb fawb, polymer chemistry, thiab pharmaceuticals. Nws cov qauv tshwj xeeb ua rau muaj kev cuam tshuam zoo, ua rau nws yog ib qho khoom siv tseem ceeb hauv kev tsim cov organic. Ntxiv mus, vim nws cov ntawv thov ua tus neeg sawv cev tsw qab thiab hauv agrochemicals, difurfuryl sulfide tseem yog ib qho kev tshawb fawb rau kev tshawb nrhiav nws cov kev siv ntau yam.
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5-Hydroxymethylfurfural CAS: 67-47-0
5-Hydroxymethylfurfural (HMF) yog ib qho organic compound nrog cov mis molecular C6H6O3, lees paub rau nws qhov tseem ceeb hauv carbohydrate chemistry thiab biomass conversion processes. Nws yog los ntawm dehydration ntawm cov suab thaj xws li glucose thiab fructose thiab nta ob qho tib si hydroxymethyl thiab furan functional groups. HMF yog qhov tseem ceeb rau nws lub luag haujlwm ua ib lub platform tshuaj uas tuaj yeem hloov pauv mus rau ntau yam khoom muaj nqis, suav nrog roj, cov kuab tshuaj, thiab lwm yam tshuaj. Nws cov ntawv thov muaj peev xwm npog ntau yam lag luam, suav nrog zaub mov, tshuaj, thiab biofuels. Kev tshawb fawb txuas ntxiv tsom mus rau kev txhim kho nws cov txheej txheem tsim khoom thiab tshawb nrhiav nws cov reactivity hauv synthetic chemistry.
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Ethyl furaneol CAS: 27538-10-9
Ethyl furaneol, tseem hu ua 4-ethyl-5-methyl-2-furancarboxaldehyde, yog ib qho organic compound uas paub txog nws cov aroma qab zib zoo li caramel thiab txiv hmab txiv ntoo siav. Nrog rau cov mis molecular C8H10O3, cov tshuaj no yog ib qho furan derivative uas muaj ob qho tib si ethyl pawg thiab methyl pawg, uas pab txhawb rau nws cov saj tshwj xeeb. Ethyl furaneol siv dav hauv kev lag luam khoom noj khoom haus ua tus neeg sawv cev tsw qab thiab hauv kev lag luam tshuaj tsw qab vim nws cov ntxhiab tsw zoo. Kev tshawb fawb txuas ntxiv nrhiav kev tshawb nrhiav nws cov synthesis thiab cov ntawv thov hauv ntau qhov chaw, hais txog nws qhov tseem ceeb hauv kev txhim kho kev paub txog kev hnov.
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5-Methyl-2-acetylfuran CAS: 1193-79-9
5-Methyl-2-acetylfuran yog ib qho organic compound uas muaj lub nplhaib furan hloov nrog methyl thiab acetyl pawg. Nrog rau cov mis molecular C7H8O2, nws yog ib feem ntawm cov chav kawm ntawm acetylfurans, cov tshuaj uas paub txog lawv cov kev siv ntau yam hauv kev ua kom tsw qab, tshuaj tsw qab, thiab tshuaj. Cov tshuaj no yog tus cwj pwm los ntawm nws cov qab zib, tsw qab txiv ntoo, ua rau nws muaj txiaj ntsig zoo hauv kev lag luam khoom noj thiab tshuaj pleev ib ce. Tsis tas li ntawd, 5-methyl-2-acetylfuran tau txais kev txaus siab rau kev tsim tshuaj lom neeg vim nws muaj peev xwm ua lub hauv paus rau cov molecules nyuaj dua. Kev tshawb fawb txuas ntxiv tsom mus rau kev tshawb nrhiav nws cov haujlwm biological thiab kev siv ntxiv.
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Difurfuryldisulfide CAS: 4437-20-1
Difururyldisulfide yog ib qho organosulfur compound uas muaj ob pawg furfuryl sib txuas los ntawm kev sib txuas disulfide. Nrog rau cov mis molecular C10H10O2S2, cov tshuaj no muaj cov yam ntxwv tshwj xeeb ntawm cov tshuaj lom neeg los ntawm kev sib xyaw ua ke ntawm sulfur thiab furan functionalities. Difururyldisulfide tau txais kev txaus siab rau ntau qhov chaw, suav nrog kev tsim cov organic thiab cov ntaub ntawv tshawb fawb. Nws cov qauv tshwj xeeb tso cai rau nws koom nrog ntau yam tshuaj lom neeg, ua rau nws muaj txiaj ntsig zoo rau kev tsim cov molecules nyuaj dua. Tsis tas li ntawd, difururyldisulfide cov ntawv thov hauv agrochemicals thiab cov neeg sawv cev tsw qab ua rau nws yog ib qho kev tshawb fawb txaus nyiam hauv zej zog tshuaj lom neeg.
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2-Methyltetrahydrofuran-3-thiol CAS: 57124-87-5
2-Methyltetrahydrofuran-3-thiol yog ib qho organic compound uas muaj lub nplhaib tetrahydrofuran hloov nrog ib pawg methyl thiab ib pawg thiol (-SH) functional. Nrog rau cov mis molecular C6H12OS, cov tshuaj no tau txais kev saib xyuas vim nws cov aroma thiab saj sib txawv, feem ntau piav qhia tias muaj cov ntawv qab zib thiab sulfurous. Nws cov qauv tshwj xeeb pab txhawb rau nws cov ntawv thov hauv kev lag luam tsw qab thiab tshuaj tsw qab. Kev tshawb fawb txog 2-methyltetrahydrofuran-3-thiol tsom mus rau kev nkag siab txog nws cov khoom siv sensory thiab cov haujlwm biological, qhia txog nws qhov tseem ceeb hauv kev siv ua noj ua haus thiab tshuaj lom neeg.
