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3-BROMO-2-ETHOXYPYRIDINE CAS:57883-25-7
3-Bromo-2-ethoxypyridine waa isku-dhis dabiici ah oo leh giraan pyridine ah oo leh walxaha bromine iyo ethoxy ee boosas gaar ah. Qaacidada molecular-ka waa C9H10BrN, taasoo ka dhigaysa mid muhiim u ah isku-darka dabiiciga ah. Joogitaanka atomka bromine wuxuu xoojiyaa falcelinta isku-dhafka, isagoo u oggolaanaya isbeddello kiimiko oo kala duwan, oo ay ku jiraan beddelka nucleophilic iyo falcelinta isku-xidhka. Badanaa waxaa loo isticmaalaa horumarinta daawooyinka iyo kiimikooyinka beeraha sababtoo ah hawlaheeda bayooloji ee kala duwan. Fahmidda sifooyinka iyo falcelinta 3-bromo-2-ethoxypyridine waxay fududeyn kartaa naqshadeynta isku-dhisyo cusub oo leh codsiyo daaweyn oo suurtagal ah.
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2-Chloro-3-bromo-5-aminopyridine CAS:130284-53-6
2-Chloro-3-bromo-5-aminopyridine waa isku-dhis dabiici ah oo lagu garto qaacidada molecular-ka C5H4BrClN2. Waxay leedahay giraan pyridine ah oo leh atom chlorine ah oo ku yaal booska 2-aad, atamka bromine ee booska 3-aad, iyo koox amino ah oo ku taal booska 5-aad. Habaynta gaarka ah ee walxahan beddela waxay siisaa sifooyin elektaroonik ah oo gaar ah isku-darka, taasoo ka dhigaysa mid qiimo leh oo ku jirta kiimikada isku-dhafka ah. Qaab-dhismeedkeedu wuxuu u oggolaanayaa isbeddello kiimiko oo kala duwan, oo ay ku jiraan beddelka nucleophilic iyo falcelinta isku-xidhka, kuwaas oo muhiim u ah horumarinta daawada iyo beeraha. Isku-darkani waa mid muhiim u ah cilmi-baarista loogu talagalay in lagu ogaado molecules-ka cusub ee firfircoon iyo agabyada horumarsan.
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2-CHLORO-3-FLUORO-4-FORMYLPYRIDINE CAS:329794-28-7
2-Chloro-3-fluoro-4-formylpyridine waa isku-dhis dabiici ah oo leh qaacidada molecular-ka C6H4ClFNO. Waxay leedahay giraan pyridine ah oo lagu beddelay atamka chlorine ee booska 2-aad, atamka fluorine ee booska 3-aad, iyo kooxda formyl (-CHO) ee booska 4-aad. Qaabkan beddelka ah ee gaarka ah wuxuu bixiyaa sifooyin elektaroonik ah oo kala duwan oo kor u qaada fal-galkiisa. Joogitaanka halogens-ka wuxuu kordhiyaa electrophilicity, taasoo ka dhigaysa mid ku habboon beddelka nucleophilic iyo isbeddellada kale ee kiimikada. Si caadi ah loogu isticmaalo kiimikada daawada, 2-chloro-3-fluoro-4-formylpyridine waxay u adeegtaa dhexdhexaad qiimo leh oo lagu sameeyo isku-darka kala duwan ee bioactive iyo daawooyinka cusub.
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3-Iodopyridin-2-amine CAS:104830-06-0
3-Iodopyridin-2-amine waa isku-dhis dabiici ah oo lagu garto qaacidada molecular-ka C5H5IN2. Molekulkani wuxuu leeyahay giraan pyridine ah oo leh beddelka iodide booska 3-aad iyo koox amino ah booska 2-aad. Joogitaanka iodine wuxuu soo bandhigayaa dabeecad electrophilic ah oo muhiim ah, halka kooxda amino ay kor u qaaddo nucleophilicity, taasoo keenta falcelin kiimiko oo gaar ah. Iyada oo ah dhexdhexaadin badan, 3-iodopyridin-2-amine wuxuu door muhiim ah ka ciyaaraa isku-darka dabiiciga ah, gaar ahaan warshadaha dawooyinka, halkaas oo loo isticmaali karo in lagu horumariyo isku-dhisyo kala duwan oo bayoolaji ah. Qaab-dhismeedkeeda gaarka ah ayaa sidoo kale ka dhigaya mid ku habboon cilmiga agabka si loogu naqshadeeyo agabka shaqeynaya.
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3-Amino-2-picoline CAS:3430-10-2
3-Amino-2-picoline waa isku-dhis dabiici ah oo leh qaacidada molecular-ka C6H8N2. Waxay ka kooban tahay giraan pyridine ah oo leh koox amino ah oo ku taal booska 3-aad iyo koox methyl ah oo ku taal booska 2-aad. Qaabkan beddelka ah ee gaarka ah wuxuu saameeyaa sifooyinka kiimikada, taasoo ka dhigaysa mid qiimo leh oo ku jirta isku-darka dabiiciga ah. Kooxda amino-ku waxay bixisaa dabeecadda nucleophilic, halka joogitaanka kooxda methyl-ku ay saameyn karto qaybinta elektaroonigga ah, taasoo kor u qaadaysa falcelinta isku-dhafka. 3-Amino-2-picoline waxay ka heshaa codsiyada daawooyinka, kiimikooyinka beeraha, iyo sayniska agabka, halkaas oo ay u adeegto sidii baloog dhisme oo lagu horumarinayo isku-dhisyada firfircoon iyo agabka shaqeynaya.
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2-CHLORO-5-FLUORO-3-HYDROXYPYRIDINE CAS:884494-35-3
2-Chloro-5-fluoro-3-hydroxypyridine waa isku-dhis dabiici ah oo leh qaacidada molecular-ka C6H5ClFNO. Waxay leedahay giraan pyridine ah oo lagu beddelay atamka chlorine ee booska 2-aad, atamka fluorine ee booska 5-aad, iyo kooxda hydroxyl (-OH) ee booska 3-aad. Qaabkan beddelka gaarka ah wuxuu saameeyaa sifooyinkiisa elektaroonigga ah, isagoo xoojinaya falcelinta wuxuuna ka dhigayaa mid ku habboon isbeddellada kiimikada ee kala duwan. Joogitaanka halogens-ka wuxuu kordhiyaa electrophilicity, halka kooxda hydroxyl ay u oggolaanayso isdhexgalka isku xirka hydrogen. Si caadi ah loogu isticmaalo kiimikada daawada, 2-chloro-5-fluoro-3-hydroxypyridine wuxuu u dhaqmaa sidii dhexdhexaad muhiim ah oo loogu talagalay isku-darka isku-dhafka noolaha ee kala duwan.
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3-Amino-5-bromo-2-chloropyridine CAS:588729-99-1
3-Amino-5-bromo-2-chloropyridine waa isku-dhis dabiici ah oo leh qaacidada molecular-ka C5H4BrClN2. Waxay leedahay giraan pyridine ah oo lagu beddelay koox amino ah oo ku taal booska 3-aad, koox bromo ah oo ku taal booska 5-aad, iyo koox chloro ah oo ku taal booska 2-aad. Qaabkan beddelka ah ee gaarka ah wuxuu siinayaa isku-darka astaamo elektaroonig ah oo kala duwan, taasoo ka dhigaysa mid qiimo leh oo ku jirta kiimikada isku-dhafka ah. Joogitaanka labada kooxood ee elektaroonigga ah ee ka soo baxa (bromo iyo chloro) iyo kuwa ku deeqa elektaroonigga (amino) waxay saameeyaan fal-galkooda fal-celinta kiimikada ee kala duwan, gaar ahaan helitaanka daawada iyo horumarinta beeraha, taasoo muujinaysa muhiimaddeeda cilmi-baarista kiimikada daawada iyo tan dabiiciga ah labadaba.
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3,5-DICHLOROISONIKICOTINIK ACID CAS:13958-93-5
3,5-Dichoroisonicotinic acid waa iskudhis dabiici ah oo leh qaacidada molecular-ka C6H3Cl2N O2. Waxay ka kooban tahay giraan pyridine ah oo leh shaqo carboxylic acid ah, oo leh laba beddel oo koloriin ah oo ku yaal booska 3- iyo 5-. Iskudhiskan wuxuu muhiim u yahay isku-darka dabiiciga ah iyo kiimikada daawada, isagoo u adeegaya dhexdhexaad muhiim ah oo lagu horumarinayo daawooyin kala duwan iyo kiimikooyin beero-beereed. Joogitaanka dichlorination wuxuu xoojiyaa falcelintiisa, taasoo u oggolaanaysa inay ka qaybgasho falgallo kiimiko oo kala duwan. Cilmi-baarista lagu sameeyay 3,5-dichloroisonicotinic acid waxay horseedi kartaa iskudhisyo cusub oo leh codsiyo daaweyn oo suurtagal ah, taasoo ka dhigaysa mawduuc xiiso u leh labada farmashiye iyo farmashiye-yaqaannada.
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2-Chloro-4-methyl-3-nitropyridine CAS:23056-39-5
2-Chloro-4-methyl-3-nitropyridine waa isku-dhis dabiici ah oo leh qaacidada molecular-ka C6H6ClN O2. Waxay ka kooban tahay giraan pyridine ah oo leh atamka chlorine ee booska 2-aad, koox methyl ah oo booska 4-aad, iyo koox nitro ah oo booska 3-aad ah. Qaabkan beddelka ah ee gaarka ah wuxuu bixiyaa sifooyin elektaroonik ah oo gaar ah, taasoo ka dhigaysa mid qiimo leh oo ku jirta kiimikada isku-dhafka ah. Joogitaanka labadaba walxaha ku deeqa elektaroonigga (methyl) iyo kuwa ka soo baxa elektaroonigga (nitro, chloro) waxay saameyn ku leedahay fal-galkeeda, taasoo u oggolaanaysa isbeddello kiimiko oo kala duwan. Cilmi-baarista lagu sameeyay isku-dhafkan waxay leedahay codsiyo suurtagal ah oo ku saabsan daawooyinka iyo kiimikooyinka beeraha, taasoo muujinaysa muhiimadda ay u leedahay kiimikada daawada.
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5-ACETYL-2-METHOXYPYRIDINE, 97% CAS:213193-32-9
5-Acetyl-2-methoxypyridine waa iskudhis dabiici ah oo leh qaacidada molecular-ka C8H9NO2. Waxay leedahay giraan pyridine ah oo lagu beddelay koox acetyl ah oo ku taal booska 5-aad iyo koox methoxy ah oo ku taal booska 2-aad. Molecule-kani wuxuu muujiyaa astaamo elektaroonig ah oo xiiso leh sababtoo ah joogitaanka labada kooxood ee ku deeqaya electron-ka (methoxy) iyo kuwa ka baxaya electron-ka (acetyl), taasoo saameyn ku leh fal-galkeeda hababka kiimikada ee kala duwan. Isku-darka wuxuu muhiim u yahay isku-darka organic-ga, gaar ahaan dhismaha daawooyinka iyo kiimikooyinka beeraha. Fal-celintiisa kala duwan waxay suurtogalisaa isbeddello kala duwan, taasoo ka dhigaysa mid qiimo leh oo ku jirta kiimikada isku-dhafka ah iyo cilmi-baarista isku-dhafka cusub ee bayoolojiga firfircoon.
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2-BROMO-4,6-DIMETHYLPYRIDINE CAS:4926-26-5
2-Bromo-4,6-dimethylpyridine waa iskudhis dabiici ah oo leh qaacidada molecular-ka C8H10BrN. Waxay leedahay giraan pyridine ah oo lagu beddelay atom bromine ah oo ku yaal booska 2-aad iyo laba kooxood oo methyl ah oo ku yaal booska 4-aad iyo 6-aad. Qaabkan beddelka gaarka ah wuxuu kor u qaadaa sifooyinka elektaroonigga ah ee molecule-ka, isagoo ka dhigaya mid qiimo leh oo ku jira isku-darka dabiiciga ah. Joogitaanka atomka bromine wuxuu fududeeyaa beddelka nucleophilic, halka kooxaha methyl-ku ay saameeyaan sterics-ka iyo falcelinta. Si caadi ah loogu isticmaalo daawooyinka iyo kiimikooyinka beeraha, 2-bromo-4,6-dimethylpyridine wuxuu u adeegaa sidii horudhac u ah iskudhisyo kala duwan oo bioactive ah iyo agabyo shaqeynaya.
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2,4-Dibromonicotinic acid CAS:1269291-41-9
2,4-Dibromonicotinic acid waa iskudhis dabiici ah oo leh qaacidada molecular-ka C6H4Br2N O2. Waxay leedahay giraan pyridine ah oo leh beddelka bromine ee booska 2- iyo 4- iyo koox shaqeyneysa aashitada carboxylic. Iskudhiskan wuxuu xiiso u leeyahay isku-darka dabiiciga ah iyo kiimikada daawada maadaama uu u adeego dhexdhexaad muhiim ah diyaarinta daawooyinka kala duwan iyo kiimikooyinka beeraha. Joogitaanka bromine wuxuu xoojiyaa falcelintiisa, taasoo u oggolaanaysa isbeddello kiimiko oo kala duwan. Baarista sifooyinka iyo dhaqanka aashitada 2,4-dibromonicotinic waxay horseedi kartaa horumarinta iskudhisyo cusub oo leh codsiyo daaweyn oo suurtagal ah.
