iphepha_ibhena

imveliso

2-Methyl-3-furanthiol (CAS#28588-74-1)

Ipropati yeMichiza:

Ifomula yeemolekyuli C5H6OS
IMisa yeMolar 114.17
Ukuxinana 1.145 g/mL kwi-25 °C
Indawo yeBoling 57-60 °C/44 mmHg (lit.)
Indawo yokuflasha 98°F
Inombolo yeJECFA 1060
Uxinzelelo loMphunga 5.78mmHg ku-25°C
Ukuxinana komphunga >1 (vs umoya)
Imbonakalo Ulwelo
Ubunzima obuthile 1.145
Umbala Kucace ukuya kutsho kumbala opinki okhanyayo ukuya kokweorenji
Ivumba ivumba lenyama yenkomo
pKa 6.32±0.48(Kuqikelelwe)
Imeko yoGcino Umoya ongaphakathi,2-8°C
Refractive Index n20/D 1.518(lit.)
IiPropati zoMzimba kunye nezeMichiza Ulwelo olunamafutha angenambala kunye nenyama eyosiweyo kunye nevumba elifana nekofu. Iimveliso zendalo zikhona kwikofu kunye nokunye.
Sebenzisa Isetyenziswa njengencasa yencasa

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iikhowudi zoMngcipheko I-R10-Inokutsha
I-R25 – Inetyhefu xa iginyiwe
R36 – Iyandicaphukisa emehlweni
I-R26 – Ityhefu kakhulu ngokuphefumla
R2017/10/25 -
Inkcazelo yoKhuseleko S16 – Gcina kude kwimithombo yomlilo.
S45 - Kwimeko yengozi okanye ukuba uziva ungaphilanga, funa iingcebiso zonyango ngokukhawuleza (bonisa ileyibhile nanini na kunokwenzeka.)
S39 –Nxiba ukhuseleko lwamehlo / ubuso.
I-S38 - Kwimeko yokungonelanga komoya, nxiba izixhobo ezifanelekileyo zokuphefumla.
S28 – Emva kokudibana nolusu, hlamba ngoko nangoko ngeesepha ezininzi.
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
Izazisi ze-UN UN 1228 3/PG 3
WGK eJamani 3
RTECS LU6235000
Ikhowudi ye-HS 29321900
IKlasi yeeNgozi 3.2
Iqela lokuPakisha III

 

Intshayelelo

I-2-Methyl-3-mercaptofuran.

 

Umgangatho:

- Imbonakalo: Ulwelo olungenambala

- Ukunyibilika: Inyibilika emanzini kunye nezinyibilikisi eziphilayo ezifana neealkoholi kunye neetha.

 

Sebenzisa:

- I-2-Methyl-3-mercaptofuran isetyenziswa ngokuqhelekileyo njengendawo ephakathi kwi-organic synthesis.

- Kwi-organic synthesis, ihlala isetyenziswa njengomthombo we-sulfides.

- I-2-Methyl-3-mercaptofuran ingasetyenziselwa njenge-agent eyinkimbinkimbi kunye ne-agent yokunciphisa i-ion zetsimbi.

 

Indlela:

Indlela eqhelekileyo yokulungiselela i-2-methyl-3-mercaptofuran kukusabela kwi-2-methylfuran kunye ne-sulfure ion kwiqondo lokushisa eliphezulu.

 

Ulwazi ngoKhuseleko:

- I-2-Methyl-3-mercaptofuran iyacaphukisa amehlo kunye nesikhumba kwaye kufuneka ihlanjululwe ngamanzi amaninzi ngokukhawuleza emva kokudibanisa.

- Izixhobo ezifanelekileyo zokuzikhusela ezinje ngeglasi yeekhemikhali, iiglavu kunye neegawuni ziyafuneka ngexesha lokusebenza.

- Kulumkele ukunxibelelana neearhente ze-oxidizing ngexesha lokugcinwa kunye nokusetyenziswa ukukhusela iimeko ezinobungozi ezinjengomlilo okanye ugqabhuko-dubulo.

- Xa uyisebenzisela ukuphendulwa kwe-organic synthesis, kufuneka iqhutywe kwindawo yebhubhoratri enomoya wokunciphisa ubungozi obunokubakho kumzimba womntu kunye nongcoliseko lokusingqongileyo.


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