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Ethyl Thiolactate (CAS#19788-49-9)

Chemical Property:

Molecular Formula Chithunzi cha C5H10O2S
Molar Misa 134.2
Kuchulukana 1.031g/mLat 25°C(lit.)
Boling Point 40-41°C1mm Hg(kuyatsa)
Pophulikira 137°F
Nambala ya JECFA 552
Kuthamanga kwa Vapor 1.38mmHg pa 25°C
Maonekedwe madzi oyera
Mtundu Zopanda mtundu mpaka pafupifupi zopanda mtundu
Mtengo wa BRN 1071465
pKa 8.59±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Osindikizidwa muuma, Kutentha Kwapachipinda
Zomverera Zosamva mpweya
Refractive Index n20/D 1.449(lit.)
MDL Mtengo wa MFCD00040233
Zakuthupi ndi Zamankhwala Zinthu zachilengedwe zimapezeka mu vwende.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
R10 - Yoyaka
Kufotokozera Zachitetezo S16 - Khalani kutali ndi magwero oyatsira.
S23 - Osapuma mpweya.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
Ma ID a UN UN 1993 3/PG 3
WGK Germany 3
TSCA Inde
HS kodi 29309090
Kalasi Yowopsa 6.1
Packing Group III

 

Mawu Oyamba

Ethyl 2-mercaptopropionate ndi organic pawiri. Zotsatirazi ndikuwulula za katundu, ntchito, njira zokonzekera ndi chidziwitso cha chitetezo cha ethyl 2-mercaptopropionate:

 

Ubwino:

- Maonekedwe: Madzi opanda mtundu.

- Fungo: Fungo loipa.

- Zosungunuka: Zosungunuka m'madzi ndi zosungunulira organic.

- Ethyl 2-mercaptopropionate ndi asidi ofooka omwe amatha kupanga zovuta ndi ayoni achitsulo.

 

Gwiritsani ntchito:

- Itha kugwiritsidwanso ntchito ngati cholumikizira cha ma polima opangira komanso mphira.

- Ethyl 2-mercaptopropionate ingagwiritsidwe ntchito ngati gwero la sulfure pokonza selenides, thioselenols ndi sulfides.

- Itha kugwiritsidwanso ntchito ngati choletsa kukokoloka kwachitsulo.

 

Njira:

- Ethyl 2-mercaptopropionate nthawi zambiri imakonzedwa ndi condensation reaction ya ethanol ndi mercaptopropionic acid, yomwe imaphatikizapo kuwonjezera kwa acidic catalyst.

- Njira yochitira ili motere: CH3CH2OH + HSCH2CH2COOH → CH3CH2OSCH2CH2COOH → CH3CH2OSCH2CH2COOCH3.

 

Zambiri Zachitetezo:

- Ethyl 2-mercaptopropionate iyenera kugwiridwa mosamala kuti musapume, kukhudzana ndi khungu komanso kukhudzana ndi maso.

- Valani zida zodzitetezera zoyenera monga magolovesi, magalasi, ndi zovala zodzitetezera mukamagwiritsa ntchito.

- Iyenera kusungidwa ndikugwiritsidwa ntchito pamalo abwino mpweya wabwino, kutali ndi moto ndi kutentha.

- Ethyl 2-mercaptopropionate iyenera kusungidwa kutali ndi ana ndi ziweto ndikusungidwa bwino.


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