Puas yog acetaldehyde muab iodoform kuaj?

Cov txheej txheem:

Puas yog acetaldehyde muab iodoform kuaj?
Puas yog acetaldehyde muab iodoform kuaj?
Anonim

Iodoform yog cov tshuaj sib xyaw triiodomethane nrog cov tshuaj formula CHI3. … Los ntawm cov txheej txheem tshuaj tiv thaiv saum toj no, nws pom tseeb tias muaj cov tshuaj methyl (CH3) yog qhov yuav tsum tau muab rau kev kuaj iodoform zoo. Li no ethanal lossis acetaldehyde (CH3CHO) yog tib qho kev sib xyaw ntawm cov kev xaiv uas muab cov tshuaj tiv thaiv iodoform.

Puas acetaldehyde muab iodoform?

Yog hais tias ib qho aldehyde muab ib qho kev kuaj iodoform zoo , ces nws yuav tsum yog acetaldehyde vim nws tsuas yog aldehyde nrog CH3C=O. pab pawg. Muab hauv qab no yog ob peb yam piv txwv rau kev kuaj iodoform zoo.

Qhov twg aldehyde tsis muab iodoform kuaj?

Tsuas yog aldehyde uas tau muab qhov zoo iodoform kuaj yog acetaldehyde vim acetaldehyde tsuas muaj cov pab pawg ua haujlwm uas yuav tsum tau ua yog \[{text{C}}{{text{ H}}_3}{text{C}}={text{O}}]. Lwm cov aldehydes muaj ntau dua hydrocarbon chains thiab li no tsis muab iodoform zoo kuaj.

Vim li cas aldehydes tsis muab iodoform kuaj?

Teb los ntawm Divya Garg. Cov txheej txheem ntawm kev xeem yuav tsum muaj pawg methyl txuas nrog cov pa roj carbon atom txuas nrog keto pawg lossis pawg aldehyde. Yog li ntawd tsuas yog acetaldehyde thiaj li muaj peev xwm muab qhov zoo iodoform kuajthiab tsim ppt daj (CH3I).

Cov tshuaj cawv twg tuaj yeem muab iodoform kuaj?

Ethanol yog tus cawv thawj zaug los muab cov tshuaj tiv thaiv triiodomethane (iodoform). Yog"R" yog ib pawg hydrocarbon, ces koj muaj cov cawv thib ob. Ntau cov cawv thib ob muab cov tshuaj tiv thaiv no, tab sis cov uas ua txhua tus muaj methyl pawg txuas nrog cov pa roj carbon nrog -OH pawg.

Pom zoo:

Nthuav cov khoom
Qt ntev npaum li cas txaus ntshai?
Nyeem ntxiv

Qt ntev npaum li cas txaus ntshai?

Lub sijhawm QT ib txwm sib txawv nyob ntawm hnub nyoog thiab poj niam txiv neej, tab sis feem ntau nws yog 0.36 txog 0.44 thib ob (saib QT ntu ntu). Txhua yam loj dua lossis sib npaug li 0.50 thib ob suav tias yog qhov txaus ntshai rau txhua lub hnub nyoog lossis poj niam txiv neej;

Halva tuaj qhov twg?
Nyeem ntxiv

Halva tuaj qhov twg?

Halva hais txog ntau yam zaub mov txawv hauv zos. Lub npe yog siv rau kev xa mus rau ntau yam khoom noj khoom haus, nrog rau ntau thaj chaw ntau yam raws li toasted semolina. Lub teb chaws twg noj halva? Nut-based halva yog muaj nyob rau hauv Cyprus, Egypt, Ixayees, Iraq, Lebanon, thiab Syria, tab sis nws yuav luag ib txwm ua nrog cov noob hnav.

Hordenine kav ntev npaum li cas?
Nyeem ntxiv

Hordenine kav ntev npaum li cas?

Nyob rau hauv barley, hordenine qib nce mus txog qhov siab tshaj plaws nyob rau hauv 5-11 hnub ntawm germination, ces maj mam txo kom txog thaum tsuas muaj ib tug nyob tom qab ib hlis. YPuas yog hordenine ib qho stimulant? Hordenine yog zoo ib yam hauv cov qauv rau cov tshuaj stimulantspom hauv txiv kab ntxwv iab.