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samfur

2-Chloro-5-fluorobenzoylchloride (CAS# 21900-51-6)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C7H3Cl2FO
Molar Mass 193
Yawan yawa 1.462g/cm3
Matsayin narkewa 79 zuwa 82 ℃
Matsayin Boling 106/18mm
Wurin Flash 106°C/18mm
Tashin Turi 0.0783mmHg a 25°C
BRN 2640754
Yanayin Ajiya Yanayin Daki
M Danshi Mai Hankali
Fihirisar Refractive 1.55
MDL Saukewa: MFCD01631417

Cikakken Bayani

Tags samfurin

Lambobin haɗari R34 - Yana haifar da konewa
R22 - Yana cutarwa idan an haɗiye shi
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.
ID na UN 3265
Bayanin Hazard Lalata
Matsayin Hazard 8
Rukunin tattarawa II

 

Gabatarwa

Yana da kwayoyin halitta tare da dabarar sinadarai C7H3Cl2FOCl da nauyin kwayoyin halitta na 205.5. Ruwa ne mara launi zuwa haske rawaya tare da ƙamshi mai ƙamshi.

 

An fi amfani da chloride a cikin haɗin gwiwar kwayoyin halitta azaman muhimmin reagent da matsakaici. Ana iya amfani dashi don shirya samfuran chlorinated, acylated da anhydridized daban-daban. Ana amfani da shi sau da yawa a cikin haɗin magungunan kashe qwari, magunguna da dyes.

 

Hanyar shiri na chloride ana samun gabaɗaya ta hanyar amsa 2-chloro-5-fluorobenzoic acid tare da thionyl chloride. Za'a iya daidaita ƙayyadaddun yanayin amsawa bisa ga ainihin buƙatu.

 

Game da bayanin aminci, chloride wani abu ne na halitta. Yakamata a kula don gujewa cudanya da fata da idanu, kuma a sarrafa ta a wuri mai cike da iska. Amfani ya kamata ya sa kayan kariya masu dacewa, kamar safofin hannu na dakin gwaje-gwaje, gilashin kariya, da sauransu. Yayin ajiya da sarrafawa, ya kamata a lura da daidaitaccen kulawa da hanyoyin zubarwa.


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