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mankhwala

Ethyl thioacetate (CAS#625-60-5)

Chemical Property:

Molecular Formula C4H8OS
Molar Misa 104.17
Kuchulukana 0.979 g/mL pa 25 °C (kuyatsa)
Boling Point 116 °C (kuyatsa)
Pophulikira 65°F
Nambala ya JECFA 483
Kusungunuka kwamadzi Zosasungunuka m'madzi
Kuthamanga kwa Vapor 18.2mmHg pa 25°C
Maonekedwe madzi oyera
Mtundu Zopanda mtundu mpaka Kuwala zachikasu
Mtengo wa BRN 1737643
Refractive Index n20/D 1.458(lit.)
Zakuthupi ndi Zamankhwala Madzi oyera. Malo otentha 117 °c. Sasungunuke m'madzi, sungunuka mu ethanol, miscible mu ether. Zogulitsa zachilengedwe zimapezeka mu mowa, vinyo woyera, vinyo wofiira ndi vinyo wa rose.
Gwiritsani ntchito Amagwiritsidwa ntchito ngati kukoma kwa chakudya

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R11 - Yoyaka Kwambiri
R22 - Zowopsa ngati zitamezedwa
R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S39 - Valani chitetezo chamaso / kumaso.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
S23 - Osapuma mpweya.
S16 - Khalani kutali ndi magwero oyatsira.
Ma ID a UN UN 1993 3/PG 2
WGK Germany 3
TSCA Inde
HS kodi 29309090
Kalasi Yowopsa 3
Packing Group II

 

Mawu Oyamba

Ethyl thioacetate. Zotsatirazi ndikuwulula za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha ethyl thioacetate:

 

Ubwino:

Ethyl thioacetate ndi madzi opanda mtundu okhala ndi fungo lachilendo komanso kukoma kowawasa. Imasinthasintha kutentha kwa chipinda ndipo imakhala ndi mphamvu ya 0.979 g/mL. Ethyl thioacetate imasungunuka mu zosungunulira zambiri monga ethers, ethanol, ndi esters. Ndi chinthu choyaka chomwe chimatulutsa mpweya wapoizoni wa sulfure dioxide ukayatsidwa ndi kutentha kapena ukayatsidwa ndi lawi lotseguka.

 

Gwiritsani ntchito:

Ethyl thioacetate nthawi zambiri amagwiritsidwa ntchito ngati kalambulabwalo wa glyphosate. Glyphosate ndi mankhwala ophera tizilombo a organophosphate omwe amagwiritsidwa ntchito kwambiri mu herbicides, ndipo ethyl thioacetate ndiyofunikira ngati yapakatikati yofunikira pokonzekera kwake.

 

Njira:

Ethyl thioacetate nthawi zambiri imakonzedwa ndi esterification ya ethanethioic acid ndi ethanol. Kuti mudziwe njira yeniyeni yokonzekera, chonde onani buku la labotale ya organic synthesis.

 

Zambiri Zachitetezo:

Ethyl thioacetate imakwiyitsa komanso ikuwononga ndipo iyenera kutsukidwa ndi madzi ambiri mukangokhudza khungu ndi maso. Mukagwiritsidwa ntchito kapena kusungirako, ndikofunikira kuonetsetsa kuti mpweya wabwino umakhala wokwanira komanso kupewa kukhudzana ndi zozimitsa moto kuteteza moto ndi kuphulika. Mukamagwira ethyl thioacetate, magolovesi oteteza, magalasi oteteza, ndi zovala zodzitchinjiriza zomwe sizimva ma acid ndi ma alkalis ziyenera kuvalidwa kuti mukhale otetezeka. Ngati mwalowetsedwa mwangozi kapena kupumira mpweya, pitani kuchipatala mwamsanga.


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