iphepha_ibhena

imveliso

2-Methyl-3-tetrahydrofuranthiol (CAS#57124-87-5)

Ipropati yeMichiza:

Ifomula yeemolekyuli C5H10OS
IMisa yeMolar 118.19
Ukuxinana 1.04 g/mL ku-25 °C(lit.)
Indawo yeBoling 160-180 °C
Indawo yokuflasha 30 °C
Inombolo yeJECFA 1090
Ukunyibilika kwamanzi enganyibilikiyo
Uxinzelelo loMphunga 3.01mmHg ku-25°C
Imbonakalo Ulwelo
Umbala Icacile engenambala ukuya kumthubi
pKa 10.13±0.40(Kuxelwe kwangaphambili)
Imeko yoGcino Umoya ophantsi, uBubushushu beGumbi
Refractive Index 1.473-1.491

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xi – Irritant
Iikhowudi zoMngcipheko I-R36/38 – Iyacaphukisa amehlo kunye nolusu.
I-R10-Inokutsha
R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
Inkcazelo yoKhuseleko I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S16 – Gcina kude kwimithombo yomlilo.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
S24/25-Kuphephe ukudibana nolusu namehlo.
S23 – Musa ukuphefumla umphunga.
Izazisi ze-UN 1993
WGK eJamani 3
Ikhowudi ye-HS 29321900
IKlasi yeeNgozi 3
Iqela lokuPakisha III

 

Intshayelelo

I-2-Methyl-3-tetrahydrofuran mercaptan, eyaziwa ngokuba yi-MTST okanye i-MTSH, inezi mpawu zilandelayo:

Imbonakalo: Ulwelo olungenambala ukuya kolutyheli olukhanyayo.

Ivumba: Inencasa ekhethekileyo yehydrogen sulfide.

Ubuninzi: malunga. 1.0 g/cm³.

 

Eyona nto isetyenziswayo yile ilandelayo:

I-agent ye-Ionic yokulungiselela ulwelo: I-MTST ingasetyenziselwa njenge-solvent kunye neyongezelelweyo ukulungiselela ulwelo lwe-ionic.

Ukusetyenziswa kwamashishini: I-MTST isetyenziswa ngokuqhelekileyo njenge-arhente yokunciphisa kunye ne-agent ye-chelating kwiinkqubo zoshishino ezifana nokucoca isinyithi, unyango lwe-surface kunye ne-electroplating.

 

Ukulungiselela indlela yeMTST:

Indlela eqhelekileyo yokulungisa i-methiophenol kunye ne-reagents efana ne-magnesium methyl bromide okanye i-copper methyl bromide kwi-tetrahydrofuran okanye ezinye i-solvents ezifanelekileyo zokufumana imveliso ekujoliswe kuyo.

 

Ulwazi ngoKhuseleko lweMTST:

Ityhefu kakhulu: I-MTST iyacaphukisa kwaye idla ulusu, amehlo, kunye nenkqubo yokuphefumla, kwaye kufuneka kusetyenziswe izixhobo ezifanelekileyo zokukhusela.

Ukutsha: I-MTST iyilwelo olunokutsha, kunye nemithombo yomlilo kunye namaqondo okushisa aphezulu kufuneka agwenywe xa igcinwe kwaye isetyenziswe.

Kuphephe ukuvezwa ixesha elide: Ukuvezwa ixesha elide kwi-MTST kunokukhokelela kwityhefu kunye nezinye iingxaki zempilo, kwaye ukuvezwa kwexesha elide kufuneka kuthintelwe kangangoko kunokwenzeka.

Ukugcinwa kunye nokuphatha: I-MTST kufuneka igcinwe kwisikhongozelo esingangeni moya, kude nokutshisa kunye nee-oxidants. Ulwelo olulahlwayo kunye nezikhongozeli kufuneka zilahlwe ngokwemigaqo yendawo.

 

Xa usebenzisa kunye nokuphatha i-MTST, kubalulekile ukuqonda nokuthobela iinkqubo ezifanelekileyo zokusebenza kunye nemimiselo yokhuseleko.


  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha kwaye uwuthumele kuthi