Jidka iyo Wadada: Iskaashiga, Iswaafajinta iyo Guul-Wadaag
alaabta

Badeecadaha

1,2,3,4-Di-O-Isopropylidene-alpha-D-galactopyranose CAS:4064-06-6

1,2:3,4-Di-O-isopropylidene-D-galactopyranose waa isku-dhis kiimiko ah oo ka tirsan qoyska galactopyranose derivatives. Waxaa si caadi ah loogu isticmaalaa kiimikada dabiiciga ah sidii wakiil ilaalin ah oo loogu talagalay kooxaha hydroxyl ee ku jira sonkorta, gaar ahaan galactose. Isku-darka waxaa lagu sameeyaa iyadoo la falgalo D-galactose acetone si loo sameeyo derivative diacetone, kaas oo markaa lagu daaweeyo aashito si loo sameeyo derivative di-O-isopropylidene. Derivative-kani wuxuu ilaaliyaa kooxaha hydroxyl, isagoo ka hortagaya falcelinta aan loo baahnayn inta lagu jiro isku-darka kiimikada, waxaana si gaar ah looga saari karaa si loo soo nooleeyo isku-darka asalka ah. Qaab-dhismeedkiisa is haysta iyo xasilloonidiisa ayaa ka dhigaya mid faa'iido leh codsiyada kala duwan ee ku jira goobta isku-darka dabiiciga ah.


Faahfaahinta Badeecada

Calaamadaha Alaabta

Codsiga iyo Saamaynta

Saamaynta ugu weyn ee 1,2:3,4-Di-O-isopropylidene-D-galactopyranose waa in la ilaaliyo kooxaha hydroxyl ee ku jira molecule-ka galactose. Tan waxaa lagu gaaraa iyadoo la sameeyo nooc ka mid ah acetal cycle, kaas oo xannibaya fal-celinta kooxaha hydroxyl. Hal codsi oo ka mid ah isku-dhafkan waa kiimikada karbohaydraytka iyo isku-darka. Iyadoo la ilaalinayo kooxaha hydroxyl, 1,2:3,4-Di-O-isopropylidene-D-galactopyranose waxay awood u siineysaa falcelinta xulashada kooxaha kale ee shaqeynaya, iyada oo aan la helin falcelin aan loo baahnayn oo ku saabsan boosaska hydroxyl. Tani waxay u oggolaanaysaa wax-ka-beddelka hufan iyo wax-ka-beddelka molecule-ka galactose. Intaa waxaa dheer, noocaan waxaa loo isticmaali karaa isku-darka alaabada dabiiciga ah iyo daawooyinka kala duwan ee ka kooban qaybaha galactose. Waxay ka caawisaa dhismaha molecules-ka isku dhafan, halkaas oo looga baahan yahay falcelinta la xakameeyey iyo kuwa la xushay. Intaa waxaa dheer, isku-dhafkan wuxuu leeyahay codsiyo ku saabsan soo saarista kiimikooyin gaar ah, sida surfactants iyo polymers, halkaas oo la doonayo in wax laga beddelo gaar ah oo molecules-ka ku salaysan galactose. Guud ahaan, isticmaalka 1,2:3,4-Di-O-isopropylidene-D-galactopyranose oo ah wakiil ilaalin ah wuxuu suurtogal ka dhigayaa isku-darka hufan iyo wax ka beddelka isku-dhafka ka kooban galactose ee dhinacyo kala duwan, oo ay ku jiraan kiimikada dabiiciga ah, daawooyinka, iyo sayniska agabka.

Muunadda Badeecada

2
3

Baakaynta Alaabta:

6892-68-8-3

Macluumaad Dheeraad ah:

Halabuurka C12H20O6
Baaritaan 99%
Muuqaalka Budada cad
Lambarka CAS. 4064-06-6
Baakad Yar iyo weyn
Muddada Khafiska 2 sano
Kaydinta Ku kaydi meel qabow oo qalalan
Shahaadada ISO.

 


  • Kii hore:
  • Xiga:

  • Halkan ku qor fariintaada oo noo soo dir