Iindaba zeShishini
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Ukuqonda i-Acetyl Chloride: Iarhente yokunciphisa izinto ezininzi kwi-Organic Chemistry
Kwicandelo le-organic chemistry, ukubaluleka kwezinto ezinciphisa i-athomu akunakugxininiswa kakhulu. Phakathi kweekhompawundi ezahlukeneyo ezisetyenziselwa le njongo, i-acetyl chloride ivelele ngeempawu zayo ezikhethekileyo kunye nokuguquguquka kwayo. Le blogi iza kubonelela ngombono onzulu ngeempawu ze-acetyl chloride, usetyenziso lwayo...Funda ngokugqithisileyo -
Ukusetyenziswa ngeendlela ezahlukeneyo kwe-sodium borohydride: ngumdlali ophambili kwikhemistri nakwishishini
I-sodium borohydride yipowder emhlophe yekristale enefomyula yekhemikhali iNaBH4. Yiarhente enamandla yokunciphisa esetyenziswa kakhulu kumashishini ahlukeneyo ngenxa yeempawu zayo ezikhethekileyo kunye nokuguquguquka kwayo. Le khompawundi ayibalulekanga kuphela kwikhemistri yendalo, kodwa ikwadlala indima ebalulekileyo ebantwini...Funda ngokugqithisileyo -
Ihlabathi Elimangalisayo le-Butyl Nitrite: Ukusetyenziswa, Imiphumo, kunye noKhuseleko
I-Butyl nitrite, ikhemikhali eyinxalenye yosapho lwe-alkyl nitrites, ifumene ingqalelo ngenxa yezicelo zayo ezahlukeneyo kunye nemiphumo yayo. Eyaziwa ngevumba layo elikhethekileyo leziqhamo, olu lwelo luguquguqukayo luye lwangena kwiimveliso ezahlukeneyo kunye neenkcubeko ezincinci. Kule blog, siza kuhlola uninzi...Funda ngokugqithisileyo -
Ukukhupha amandla e-amyl nitrite: ikhompawundi eguquguqukayo yokusetyenziswa kwi-organic synthesis nangaphaya koko
Kwihlabathi lekhemistri elihlala litshintsha, iikhompawundi ezithile zibalasele ngokuguquguquka kwazo kunye noluhlu olubanzi lwezicelo. Enye yezo khompawundi yi-amyl nitrite. I-Amyl nitrite yaziwa ngeempawu zayo ezikhethekileyo kwaye iyimpahla exabisekileyo kwi-organic synthesis, ekulungiseleleni iziqholo, nanjenge-oxidants kunye ne-solv...Funda ngokugqithisileyo -
Indima yePotassium Borohydride kwiimpendulo zeekhemikhali
I-Potassium borohydride, ekwaziwa ngokuba yi-KBH4, yikhemikhali eguquguqukayo nebalulekileyo edlala indima ebalulekileyo kwiimpendulo ezahlukeneyo zeekhemikhali. Le khemikhali isetyenziswa kakhulu kwi-organic synthesis, kwi-pharmaceuticals, nakwi-reducing agent kwiinkqubo ezininzi zoshishino. Kule blog, siza kuhlola...Funda ngokugqithisileyo -
Indima ye-sodium cyanoborohydride ekuqulunqweni kweekhemikhali
Ukwenziwa kweekhemikhali luphawu olubalulekileyo kuphando lwesayensi lwanamhlanje kunye nemveliso yemizi-mveliso. Kubandakanya ukuveliswa kweekhompawundi ezintsha ngokusebenzisa ii-chemical reactions ezahlukeneyo, kwaye enye into ephambili edlala indima ebalulekileyo kule nkqubo yi-sodium cyanoborohydride. I-Sodium cyanoborohydride, ...Funda ngokugqithisileyo -
Ukutyhila amandla e-sodium hydride: isixhobo esisebenziseka lula ekuqulunqweni kweekhemikhali
I-Sodium hydride sisithako esinamandla nesisebenziseka lula esiye saba sisiseko sokwenziwa kweekhemikhali kangangeminyaka emininzi. Iipropati zayo ezikhethekileyo kunye noluhlu olubanzi lwezicelo zenza ukuba ibe sisixhobo esibalulekileyo kubaphandi nakwiingcali zekhemistri. Kule blog, siza kujonga kwihlabathi elimangalisayo le-sodium hydride...Funda ngokugqithisileyo -
Intshayelelo kwimida yokusetyenziswa kwe-isobutyl nitrite
I-Isobutyl nitrite, ekwaziwa ngokuba yi-2-methylpropyl nitrite, yikhompawundi esetyenziswa kakhulu kumashishini ahlukeneyo. Eli nqaku lijolise ekuchazeni uluhlu lwe-isobutyl nitrite kunye nokusetyenziswa kwayo kumacandelo ahlukeneyo. Enye yezona ndlela ziphambili zokusetyenziswa kwe-isobutyl nitrite kushishino lwamayeza. Ndi...Funda ngokugqithisileyo -
I-Sulfo-NHS: Isayensi ebangela indima yayo ebalulekileyo kuphando lwezonyango
Ngaba usebenza kwicandelo lophando lwezonyango? Ukuba kunjalo, kusenokwenzeka ukuba ukhe weva ngeSulfo-NHS. Njengoko indima ebalulekileyo yale khompawundi kuphando iqhubeka nokuqatshelwa, le khompawundi ingena kwiilabhoratri ezininzi kwihlabathi liphela. Kweli nqaku, sixoxa ngokuba yintoni iSulfo-NHS kwaye kutheni...Funda ngokugqithisileyo