2-Methyl Furan (CAS#534-22-5)
Zizindikiro Zowopsa | F - FlammableT - Poizoni |
Zizindikiro Zowopsa | R11 - Yoyaka Kwambiri R23/24/25 – Poizoni pokoka mpweya, kukhudzana ndi khungu komanso kummeza. |
Kufotokozera Zachitetezo | S16 - Khalani kutali ndi magwero oyatsira. S33 - Tengani njira zodzitchinjiriza motsutsana ndi kutulutsa kosasunthika. S9 - Sungani chidebe pamalo abwino mpweya wabwino. |
Ma ID a UN | UN 2301 |
Mawu Oyamba
2-Methylfran ndi organic pawiri ndi mankhwala formula C5H6O ndi molecular kulemera kwa 82.10g/mol. Zotsatirazi ndizofotokozera za chilengedwe, kagwiritsidwe, kamangidwe ndi chitetezo cha 2-Methylfran:
Chilengedwe:
-Maonekedwe: madzi opanda mtundu
-Kununkhira: Ndi fungo la aldehyde
- Kuwira: 83-84 ° C
-Kuchulukana: pafupifupi. 0.94g/mL
-Kusungunuka: Kusungunuka m'madzi, ethanol, etha ndi zosungunulira zina organic
Gwiritsani ntchito:
- 2-Methylfran imagwiritsidwa ntchito makamaka ngati zosungunulira komanso zapakatikati mu kaphatikizidwe ka organic
-angagwiritsidwe ntchito kaphatikizidwe wa furan carboxylic acid, ketone, carboxylic acid ndi zina organic mankhwala
- Amagwiritsidwa ntchito kwambiri m'minda yamankhwala, mankhwala ophera tizilombo ndi zonunkhira
Njira Yokonzekera:
-Njira yokonzekera yodziwika bwino ndi njira ya acid-catalyzed ya aldehyde ndi polyethanolamine
- Itha kupangidwanso ndi zomwe formic acid ndi pyrazine zimachita
- Itha kupezekanso pochita butyl lithiamu oxide ndi N-methyl-N-(2-bromoethyl) aniline, kenako ndi asidi catalysis.
Zambiri Zachitetezo:
2-Methylfran imakhala ndi poizoni wina m'thupi la munthu kutentha kwapakati, ndipo imakwiyitsa maso ndi khungu.
-Pewani kupuma movutikira, kukhudza khungu ndi maso mukamagwiritsa ntchito
-Gwiritsirani ntchito ndi magolovesi oteteza, magalasi ndi zovala zodzitetezera
-Gwirani ntchito pamalo abwino mpweya wabwino kupewa kupanga zosakaniza zoyaka kapena kuphulika
-Sungani kutentha ndi moto komanso pamalo ozizira komanso owuma
- Onaninso mapepala okhudzana ndi chitetezo ndi malangizo kuti muwonetsetse kuti mukugwira ntchito motetezeka ndi kusungidwa