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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.
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3-CHLOROISONIKOTINALDEHYDE CAS:72990-37-5
3-Chloroisonicotinaldehyde waa iskudhis dabiici ah oo leh qaacido molecular ah oo ah C7H6ClN waxayna leedahay giraan pyridine ah oo ka kooban labadaba chloro beddelka iyo kooxda aldehyde ee shaqaynaysa. Iskudhiskan waxaa lagu yaqaanaa codsiyada suurtagalka ah ee isku-darka dabiiciga ah, gaar ahaan horumarinta dhexdhexaadinta daawooyinka. Joogitaanka booska koloriin ku jira wuxuu xoojiyaa fal-celinta molecule-ka, taasoo u oggolaanaysa inay ka qaybgasho fal-celin kiimiko oo kala duwan, sida beddelka nucleophilic iyo fal-celinta isku-darka. Fahmidda sifooyinka iyo fal-celinta ayaa lagama maarmaan u ah kiimikooyinka ku lug leh isku-darka iskudhisyada cusub oo leh hawlo bayooloji oo suurtagal ah.
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3-Pyridinecarboxaldehyde, 6-ethoxy- (9CI) CAS:97455-61-3
3-Pyridinecarboxaldehyde, 6-ethoxy- (9CI) waa isku-dhis kiimiko ah oo leh qaacidada molecular-ka C10H11NO2. Waxay leedahay giraan pyridine ah oo lagu beddelay aldehyde iyo koox ethoxy ah meelo gaar ah. Isku-darkaan waxaa loo isticmaalaa codsiyada isku-darka dabiiciga ah ee kala duwan, gaar ahaan warshadaha dawooyinka iyo beeraha. Qaab-dhismeedkiisa gaarka ah wuxuu u oggolaanayaa falcelinta loo isticmaali karo falcelinta kiimikada ee dheeraadka ah, taasoo ka dhigaysa mid qiimo leh. Fahmidda sifooyinkeeda iyo dhaqankeeda xaaladaha kala duwan waxay ka caawisaa kiimikooyinka inay horumariyaan isku-dhisyo cusub iyo hagaajinta hababka hababka isku-dhafka ah.
