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samfur

Furfuryl Acetate (CAS#623-17-6)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C7H8O3
Molar Mass 140.14
Yawan yawa 1.118g/mLat 25°C(lit.)
Matsayin Boling 175-177 ° C (lit.)
Wurin Flash 150°F
Lambar JECFA 739
Ruwan Solubility 0.5-1.0 g/100 ml a 23ºC
Tashin Turi 1.06mmHg a 25°C
Bayyanar ruwa mai tsabta
Launi mara launi
BRN 116128
Yanayin Ajiya 2-8 ° C
Fihirisar Refractive n20/D 1.462 (lit.)
Abubuwan Jiki da Sinadarai Ruwa mara launi. Matsakaicin tafasa na 1.1175-177 deg C, ƙarancin dangi (20/4 deg C) 1.4627, index refractive (nD20). Mai narkewa a cikin barasa da ether, maras narkewa a cikin ruwa, a cikin iska don ganin launin ruwan kasa mai haske.
Amfani Ana amfani dashi azaman ɗanɗano

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xi - Haushi
Lambobin haɗari 36/37/38 - Hannun idanu, tsarin numfashi da fata.
Bayanin Tsaro S24/25 - Guji hulɗa da fata da idanu.
S37/39 - Sanya safofin hannu masu dacewa da kariya / ido
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
WGK Jamus 3
RTECS Farashin LU9120000
Farashin TSCA Ee
HS Code 29321900
Bayanin Hazard Haushi

 

Gabatarwa

Furoyl acetate, wanda kuma akafi sani da acetylsalicylate, wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shirye-shirye da bayanan aminci na furfuryl acetate:

 

inganci:

Furfuryl acetate ruwa ne mara launi zuwa kodadde rawaya mai ƙamshi na musamman. Yana narkewa a cikin nau'ikan kaushi na halitta iri-iri, kamar su alcohols da ethers, a cikin zafin jiki.

 

Yana amfani: Yana da ɗanɗanon ƴaƴan ƴaƴan ƙamshi kuma ana yawan amfani dashi wajen ƙoshi da kayan yaji don ƙara ƙamshi da ɗanɗanon samfurin. Furfur acetate kuma za'a iya amfani dashi a aikace-aikacen masana'antu irin su sutura, robobi da roba.

 

Hanya:

Furfur acetate gabaɗaya ana shirya shi ta hanyar esterification, takamaiman aikin shine amsa furfuric acid tare da acetic anhydride, ƙara abubuwan haɓakawa kamar su sulfuric acid ko ammonium formate, da amsawa a wani takamaiman zafin jiki da lokaci. A ƙarshen amsawa, ana cire ƙazanta ta hanyar bushewa da distillation don samun furofyl acetate mai tsabta.

 

Bayanin Tsaro:

Furfuryl acetate yana da ƙarancin guba, amma shakar dogon lokaci na iya haifar da illa ga lafiya. Furfur acetate ruwa ne mai ƙonewa kuma yakamata a kiyaye shi daga buɗewar wuta da tushen zafin jiki, kuma a adana shi a wuri mai sanyi, mai iska. Kula da matakan kariya yayin amfani, kamar saka gilashin kariya, safar hannu mai kariya da suturar kariya. Idan akwai zubewa ko guba, ɗauki matakan taimakon farko da suka dace nan da nan kuma a nemi kulawar likita cikin lokaci.


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