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3-Acetyl-2-5-Dimethylthiophene (CAS#2530-10-1)

Ipropati yeMichiza:

Ifomula yeemolekyuli C8H10OS
IMisa yeMolar 154.23
Ukuxinana 1.086 g/mL ku-25 °C (lit.)
Indawo yeBoling 105-108 °C/15 mmHg (isibane.)
Indawo yokuflasha 210°F
Inombolo yeJECFA 1051
Ukunyibilika kwamanzi Inyibilika etywaleni. Ayinyibiliki emanzini.
Ukunyibilika I-Chloroform (Kancinci), i-DMSO (Kancinci)
Uxinzelelo loMphunga 0.0982mmHg ku-25°C
Imbonakalo I-oyile
Ubunzima obuthile 1.1
Umbala Mthubi Omnyama ukuya kuMthubi Omnyama Kakhulu
I-BRN 112095
Imeko yoGcino Isiqandisi, phantsi kwe-inert atmosphere
Refractive Index n20/D 1.544(lit.)
MDL MFCD00009763

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iikhowudi zoMngcipheko 36/37/38 – Ukucaphukisa amehlo, inkqubo yokuphefumula kunye nolusu.
Inkcazelo yoKhuseleko 24/25-Kuphephe ukudibana nolusu kunye namehlo.
Izazisi ze-UN UN 3334
WGK eJamani 3
RTECS OB2888000
Ikhowudi ye-HS 29349990

 

Intshayelelo

I-2,5-Dimethyl-3-acetylthiophene, eyaziwa ngokuba yi-2,5-dimethyl-3-acetylthiophene, i-organic compound.

 

Umgangatho:

I-2,5-Dimethyl-3-acetylthiophene i-compound enesakhiwo se-thiophene. Lulwelo olungenambala ukuya kumthubi olunevumba elahlukileyo. Inozinzo oluphezulu kunye nokumelana nobushushu. Yinto ebalulekileyo ephakathi kwi-organic synthesis.

 

Usetyenziso: Ingasetyenziswa njengesibulali-zinambuzane esiphakathi ekudibaneni kwezibulali zinambuzane kunye nemichiza yokutshabalalisa ukhula. Isenokusetyenziswa njengemathiriyeli ekrwada kwi-organic synthesis ye-synthesis yezinye iikhompawundi eziphilayo.

 

Indlela:

I-2,5-dimethyl-3-acetylthiophene inokufumaneka ngokuphendula kwe-condensation ye-thiophene nge-methyl acetophenone. Inkqubo ethile yokusebenza kukudibanisa i-thiophene kunye ne-methyl acetone phambi kwe-catalyst, kwaye emva konyango olufanelekileyo kunye namanyathelo okucoca, imveliso ekujoliswe kuyo inokufumaneka.

 

Ulwazi ngoKhuseleko:

I-2,5-Dimethyl-3-acetylthiophene inetyhefu ephantsi phantsi kweemeko eziqhelekileyo zokusetyenziswa. Kuphephe ukuphefumla umphunga wayo, kuphephe ukudibana ngqo nolusu namehlo, kwaye kuphephe ukuginya. Ingqalelo kufuneka inikwe amanyathelo okuthintela umlilo kunye nokudubula ngexesha lokusetyenziswa kunye nokugcinwa, kwaye igcinwe kwindawo eyomileyo nengenamoya.


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