isibhengezo_sekhasi

umkhiqizo

I-Fufuryl thioacetate (CAS#13678-68-7)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H8O2S
I-Molar Mass 156.2
Ukuminyana 1.171 g/mL ku-25 °C (okhanyisiwe)
I-Boling Point 90-92 °C/12 mmHg (okhanyisiwe)
I-Flash Point 199°F
Inombolo ye-JECFA 1074
I-Vapor Presure 0.203mmHg ku-25°C
Ukubukeka Uketshezi
I-Gravity ethize 1.171
Umbala Ensundu ngokumnyama
Isimo Sesitoreji 2-8°C
I-Refractive Index n20/D 1.526(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olungenambala, olunephunga elimnandi njengekhofi. Iphuzu lokubilisa 90~92 degrees C (1600pa). Imikhiqizo yemvelo ikhona ekhofi nokunye okunjalo.
Sebenzisa Isetshenziswa njengokunambitheka kokudla

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
Ama-ID e-UN UN 3334
I-WGK Germany 3
I-TSCA Yebo
Ikhodi ye-HS 29321900
I-Hazard Class 9

 

Isingeniso

I-Methyl thioethyl S-acid branyl. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-methyl thioethyl thioS-acid furfur:

 

Ikhwalithi:

I-Methyl thioethyl S-fufrate iwuketshezi olungenambala olunokunambitheka okukhethekile kwe-methyl sulfate. Incibilika kuzincibilikisi zemvelo ezifana notshwala, ama-ketone, nama-ether, kodwa ayincibiliki emanzini.

 

Sebenzisa:

I-Methyl thioethyl S-furfur isetshenziswa kabanzi emkhakheni we-organic synthesis. Ingasetshenziswa njenge-reagent yokusabela okuhlukahlukene kwe-organic synthesis, njenge-carbonylation yama-amine, i-esterification kanye ne-acylation yama-alcohol, njll. I-Methyl thioethyl S-furfur ingasetshenziswa futhi njengesilondolozi kanye ne-solvent.

 

Indlela:

Ukulungiswa kwe-methyl thioethyyl S-acid furfur ngokuvamile kutholakala ngokusabela kwe-carbon disulfide nge-methyl chloroacetate. Indlela ethize yokulungiselela imi kanje: i-carbon disulfide iphonswa kancane kancane ku-methyl chloroacetate emanzini eqhwa, futhi isisombululo sokusabela siyashukunyiswa ngesikhathi esifanayo. Ngemuva kokuthi ukusabela kuqediwe, isixazululo sokusabela sengezwa kusisombululo esigcwele i-sodium chloride, bese ungqimba lwe-organic lukhishwa futhi lomiswe nge-anhydrous sodium chloride. I-Methyl thioethyl S-acid furfur itholakala ngokufakwa emanzini.

 

Ulwazi Lokuphepha:

I-Methyl thioethyl S-furfur iyisincibilikisi esiphilayo esinephunga elimnandi futhi kufanele igwenywe uma sisetshenziswa. Lapho usebenza, izinto zokuzivikela ezifanele njengezingilazi zokuzivikela namagilavu ​​kufanele zigqokwe. Kufanele igcinwe endaweni epholile, eyomile, enomoya omuhle, kude nokushisa kanye nama-oxidizer, ukugwema umlilo nokuqhuma. Ukuze kusetshenziswe noma kugcinwe noma yimaphi amakhemikhali, kubalulekile ukulandela izinqubo zokuphatha eziphephile ezifanele.


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