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samfur

Fufuryl thioacetate (CAS#13678-68-7)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C7H8O2S
Molar Mass 156.2
Yawan yawa 1.171 g/mL a 25 ° C (lit.)
Matsayin Boling 90-92 °C/12 mmHg (lit.)
Wurin Flash 199°F
Lambar JECFA 1074
Tashin Turi 0.203mmHg a 25°C
Bayyanar Ruwa
Takamaiman Nauyi 1.171
Launi Duhun ruwan kasa
Yanayin Ajiya 2-8 ° C
Fihirisar Refractive n20/D 1.526 (lit.)
Abubuwan Jiki da Sinadarai Ruwa mara launi, mai kamshi mai kama da kofi. Matsayin tafasa 90 ~ 92 digiri C (1600pa). Abubuwan halitta suna cikin kofi da makamantansu.
Amfani Ana amfani dashi azaman dandanon abinci

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xi - Haushi
Lambobin haɗari 36/37/38 - Hannun idanu, tsarin numfashi da fata.
Bayanin Tsaro S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S24/25 - Guji hulɗa da fata da idanu.
ID na UN UN3334
WGK Jamus 3
Farashin TSCA Ee
HS Code 29321900
Matsayin Hazard 9

 

Gabatarwa

Methyl thioethyl S-acid branyl. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na methyl thioethyl thioS-acid furfur:

 

inganci:

Methyl thioethyl S-fufrate ruwa ne mara launi tare da dandano na musamman na methyl sulfate. Yana narkewa a cikin kaushi na halitta kamar su alcohols, ketones, da ethers, amma ba a narkewa cikin ruwa.

 

Amfani:

Methyl thioethyl S-furfur ana amfani da shi sosai a fagen haɓakar kwayoyin halitta. Ana iya amfani da a matsayin reagent ga daban-daban Organic kira halayen, kamar carbonylation na amines, da esterification da acylation na alcohols, da dai sauransu Methyl thioethyl S-furfur kuma za a iya amfani da matsayin preservative da sauran ƙarfi.

 

Hanya:

Shirye-shiryen methyl thioethyl S-acid furfur yawanci ana samun su ta hanyar amsawar carbon disulfide tare da methyl chloroacetate. Hanyar shiri na musamman shine kamar haka: carbon disulfide yana raguwa a hankali a cikin methyl chloroacetate a cikin ruwan kankara, kuma ana motsa maganin amsawa a lokaci guda. Bayan an gama amsawa, ana ƙara maganin amsawa a cikin cikakken bayani na sodium chloride, sa'an nan kuma a fitar da Layer Layer a bushe da sodium chloride mai anhydrous. Methyl thioethyl S-acid furfur yana samuwa ta hanyar distillation.

 

Bayanin Tsaro:

Methyl thioethyl S-furfur wani kaushi ne na halitta tare da ƙamshi mai ƙamshi kuma yakamata a guji lokacin amfani da shi. Lokacin aiki, yakamata a sanya kayan kariya masu dacewa kamar gilashin kariya da safar hannu. Ya kamata a adana shi a wuri mai sanyi, bushe, da iska mai kyau, nesa da kunnawa da masu hana oxidizer, don kauce wa wuta da fashewa. Don amfani da adana kowane sinadarai, yana da mahimmanci a bi hanyoyin kulawa da kyau.


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