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imveliso

6-Methyl coumarin (CAS#92-48-8)

Ipropati yeMichiza:

Ifomula yeemolekyuli C10H8O2
IMisa yeMolar 160.17
Ukuxinana 1.0924 (uqikelelo olurhabaxa)
Indawo yokunyibilika 73-76 °C (lit.)
Indawo yeBoling 303 °C/725 mmHg (lit.)
Indawo yokuflasha 303°C/725mm
Inombolo yeJECFA 1172
Ukunyibilika Inyibilika kwi-ethanol, ether kunye nebenzene
Imbonakalo Umgubo omhlophe wekristale
Umbala Mhlophe ukuya Phantse mhlophe
I-BRN 4222
Imeko yoGcino Itywinwe kwindawo eyomileyo, yoBubushushu beGumbi
Refractive Index 1.5300 (uqikelelo)
MDL MFCD00006875
IiPropati zoMzimba kunye nezeMichiza Ukuqina kwekristale emhlophe. Inekhokhonathi eswiti. Indawo yokubilisa 303 ℃(99.66kPa), indawo yokunyibilika 73~76 ℃, i-flash point 67.2 ℃. Inyibilika kwi-benzene, i-ethanol eshushu kunye ne-oyile engaguquguqukiyo, ayinyibiliki kumanzi ashushu.
Sebenzisa Isetyenziswa njengesiqholo

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xn – Iyingozi
Iikhowudi zoMngcipheko I-R22 – Iyingozi xa iginyiwe
I-R42/43 – Inokubangela uvakalelo ngokuphefumla kunye nokudibana nolusu.
Inkcazelo yoKhuseleko S22 – Musa ukuphefumla uthuli.
S36/37 – Nxiba iimpahla ezifanelekileyo zokukhusela kunye neeglavu.
S45 - Kwimeko yengozi okanye ukuba uziva ungaphilanga, funa iingcebiso zonyango ngokukhawuleza (bonisa ileyibhile nanini na kunokwenzeka.)
WGK eJamani 3
RTECS GN7792000
I-TSCA Ewe
Ikhowudi ye-HS 29321900
Ubutyhefu Ixabiso elibukhali le-LD50 yomlomo kwiigundane kwabikwa ukuba yi-1.68 g / kg (1.43-1.93 g / kg) (Moreno, 1973). Ixabiso elibukhali ledermal LD50 kwimivundla lidlula i-5 g/kg (Moreno, 1973).

 

Intshayelelo

I-6-Methylcoumarin yi-organic compound. Yikristale engenambala eqinileyo kunye nencasa enevumba elimnandi. Oku kulandelayo kukwazisa kwezinye iipropati, ukusetyenziswa, iindlela zokulungiselela kunye nolwazi lokhuseleko lwe-6-methylcoumarin:

 

Umgangatho:

-Imbonakalo: Ikristale engenambala eqinileyo

- Iimeko zokugcina: Kuyacetyiswa ukuba uyigcine kwindawo epholileyo, eyomileyo, kude nelanga elithe ngqo kunye namaqondo obushushu aphezulu.

 

Sebenzisa:

 

Indlela:

Kukho iindlela ezininzi zokulungiselela i-6-methylcoumarin, kwaye ilandelayo yenye yeendlela eziqhelekileyo zokwenziwa:

I-Coumarin idibana ne-acetic anhydride ukwenza i-ethyl vanillin.

I-Coumarin acetate iphendula kunye ne-methanol ukwenza i-6-methylcoumarin phantsi kwesenzo se-alkali.

 

Ulwazi ngoKhuseleko:

I-6-Methylcoumarin ngokuqhelekileyo ithathwa njengekhuselekile phantsi kokusetyenziswa okuqhelekileyo

• Kuphephe ukudibana namehlo kunye nolusu, kwaye uhlambe ngokukhawuleza ngamanzi amaninzi ukuba uphathwe ngokungaqondanga.

Kuphephe ukuphefumla uthuli okanye umphunga kwaye unxibe izixhobo zokuzikhusela ezinje ngeemaski kunye neiglavu xa usebenza.

- Sukutya kwaye ugcine kude neentsana kunye nezilwanyana zasekhaya. Ukuba utyiwe ngempazamo, funa unyango ngokukhawuleza.

 


  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha kwaye uwuthumele kuthi