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alaabta

1H-Pyrazole-3-carboxylicacid 5-methyl-(CAS# 696-22-0)

Hantida Kiimikada:

Qaanuunka molecular C5H6N2O2
Molar Mass 126.11
Cufnaanta 1.404 g/cm3
Meesha dhalaalaysa 236-240 ℃
Boling Point 388.8 °C at 760 mmHg
Barta Fiishka 188.9 °C
Uumiga Uumiga 9.69E-07mmHg at 25°C
Xaalada Kaydinta 2-8°C
Tusmada Dib-u-celinta 1.595

Faahfaahinta Alaabta

Tags Product

Calaamadaha halista Xi - xanaaq
Xeerarka Khatarta R36/37/38 - Waxay ka xanaajisaa indhaha, habka neefsashada iyo maqaarka.
Sharaxaada Badbaadada S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S37/39 - Xidho galoofyada ku haboon iyo ilaalinta indhaha/wejiga

 

Hordhac

Waa iskudhis organic ah oo leh qaacidada kiimikada C5H5N2O2. Caadi ahaan waa mid aan midab lahayn ama midab huruud ah oo adag.

 

Xaruntu waxay leedahay laba kooxood oo shaqaynaysa, mid waa giraanta pyrazole kan kalena waa koox shaqaynaysa acid karboxilic. Waxay leedahay milmi dhexdhexaad ah waxayna ku milmi kartaa biyaha iyo dareerayaasha dabiiciga ah ee caadiga ah. Kooxda methyl ee qaab-dhismeedkeeda ayaa ka dhigaysa hydrophobic.

 

Sida xarun heterocyclic, 5-methyl-waxay leedahay hawlo bayooloji oo kala duwan. Waxaa si weyn loogu isticmaalaa cilmi-baarista dawooyinka iyo isku-darka daroogada, inta badan sida alaab cayriin ama dhexdhexaad ah. Codsiyada gaarka ah waxaa ka mid ah isku dhafka fiitamiin B1 analogs, sunta cayayaanka, plavix inhibitors (waxyaabaha loo isticmaalo in lagu xakameeyo koritaanka dhirta), iyo wixii la mid ah.

 

Diyaarinta, 5-methyl-waxaa lagu heli karaa ka falcelinta atamka nitrogen ee giraanta pyrazole oo leh wakiilka methylating (tusaale methyl iodide). Habkan waxaa lagu sameeyaa falcelinta N-methylation, habka caadiga ah waa falcelinta nucleophile u dhigma oo leh N-methyl reagent.

 


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