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mankhwala

Methyl 3-methylthio propionate (CAS#13532-18-8)

Chemical Property:

Molecular Formula Chithunzi cha C5H10O2S
Molar Misa 134.2
Kuchulukana 1.077 g/mL pa 25 °C (kuyatsa)
Boling Point 74-75 °C/13 mmHg (kuyatsa)
Pophulikira 162 ° F
Nambala ya JECFA 472
Kuthamanga kwa Vapor 0.735mmHg pa 25°C
Maonekedwe Madzi
Mtundu Zopanda mtundu
Mtengo wa BRN 1745077
Refractive Index n20/D 1.465(lit.)
Zakuthupi ndi Zamankhwala Madzi opanda mtundu mpaka kuwala achikasu, okhala ndi fungo la chinanazi. Kuwira kwa 74 ~ 75 ° C (1733Pa). Zovuta kwambiri kusungunuka m'madzi, sungunuka mu Mowa.
Gwiritsani ntchito Amagwiritsidwa ntchito ngati kukoma kwa chakudya

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Kufotokozera Zachitetezo S23 - Osapuma mpweya.
S24/25 - Pewani kukhudzana ndi khungu ndi maso.
Ma ID a UN UN 3334
WGK Germany 3
TSCA Inde
HS kodi 29309070

 

Mawu Oyamba

Methyl 3-(methylthio)propionate. Lili ndi zotsatirazi:

 

1. Maonekedwe: Methyl 3-(methylthio)propionate ndi madzi opanda mtundu ndi fungo lapadera la sulfure.

 

2. Kusungunuka: Kutha kusungunuka mu zosungunulira zambiri za organic, monga ma alcohols, ethers ndi ma hydrocarbon onunkhira.

 

3. Kukhazikika: Imakhala yokhazikika pa kutentha kwa chipinda, koma pang'onopang'ono imawola pansi pa kutentha kwakukulu ndi kuwala.

 

Ntchito zazikulu za methyl 3-(methylthiopropionate) zikuphatikizapo:

 

1. Chemical reagent: Nthawi zambiri amagwiritsidwa ntchito ngati reagent kapena apakatikati mu kaphatikizidwe ka organic, ndipo amatha kutenga nawo gawo mu esterification, etherification, kuchepetsa ndi zina.

 

2. Zokometsera ndi zokometsera: Zili ndi fungo lapadera la sulfure ndipo lingagwiritsidwe ntchito pokonzekera fungo lapadera la mafuta onunkhira, sopo ndi zinthu zina.

 

3. Mankhwala ophera tizirombo: Methyl 3-(methylthio)propionate angagwiritsidwe ntchito pokonza zigawo zina za mankhwala kuti zigwire ntchito yophera tizilombo kapena kuteteza.

 

Njira zazikulu zokonzekera methyl 3-(methylthio)propionate ndi:

 

Methyl mercaptan (CH3SH) ndi methyl chloroacetate (CH3COOCH2Cl) amachitidwa pansi pa catalysis ya alkali.

 

Zambiri zachitetezo: Methyl 3-(methylthio)propionate itsatira njira zotetezera izi:

 

1. Pewani kutulutsa mpweya kapena kukhudza khungu, ndipo valani zida zoyenera zodzitetezera mukamagwiritsa ntchito.

 

2. Pewani kukhudzana ndi oxidizing amphamvu kuti mupewe zoopsa.

 

3. Sungani pamalo ozizira, opanda mpweya wabwino, kutali ndi moto ndi kutentha.

 

4. Mukapuma mwangozi kapena kukhudza, sambani malo omwe akhudzidwa mwamsanga ndikupita kuchipatala.

 

5. Mukamagwiritsa ntchito kapena kugwiritsira ntchito pawiri, njira zoyenera zoyendetsera chitetezo ziyenera kutsatiridwa mosamalitsa.


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