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2,4-Dibromoaniline(CAS#615-57-6)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C6H5Br2N
Molar Mass 250.92
Yawan yawa 2.26
Matsayin narkewa 78-80 ° C (lit.)
Matsayin Boling 156 ° C (24 mmHg)
Wurin Flash 156°C/24mm
Ruwan Solubility Mara narkewa a cikin ruwa
Tashin Turi 0.0095mmHg a 25°C
Bayyanar foda zuwa crystal
Launi Fari zuwa rawaya mai haske
BRN 2206653
pKa 1.83± 0.10 (An annabta)
Yanayin Ajiya Adana a ƙasa + 30 ° C.
Fihirisar Refractive 1.5800 (kimanta)

Cikakken Bayani

Tags samfurin

Lambobin haɗari R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
R33 - Haɗarin tasirin tarawa
R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi.
R51/53 - Mai guba ga halittun ruwa, na iya haifar da illa na dogon lokaci a cikin yanayin ruwa.
R25 - Mai guba idan an haɗiye shi
Bayanin Tsaro S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S61 - Guji saki zuwa yanayi. Koma zuwa umarni na musamman / takaddun bayanan aminci.
S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.)
ID na UN 2811
WGK Jamus 3
Farashin TSCA T
HS Code 29214210
Matsayin Hazard 6.1
Rukunin tattarawa III

 

Gabatarwa

2,4-Dibromoaniline wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin sa, amfaninsa, hanyoyin masana'anta da bayanan aminci:

 

inganci:

2,4-Dibromoaniline wani crystal mara launi ne wanda ke narkewa a cikin kaushi na halitta kamar ethanol, acetone da ether, kuma dan kadan mai narkewa cikin ruwa. Yana da kamshi mai kauri.

 

Amfani:

2,4-Dibromoaniline yana da nau'ikan aikace-aikace masu yawa a cikin ƙwayoyin halitta. Ana iya amfani da shi azaman mafari don rini da pigments, kuma ana iya amfani dashi don shirya kayan aiki kamar masu haskaka haske.

 

Hanya:

Hanyar shirye-shiryen 2,4-dibromoaniline za a iya samu ta hanyar maganin bromination tsakanin aniline da bromine a ƙarƙashin yanayin da ya dace. Hanyar shirye-shiryen da aka saba amfani da ita ita ce ƙara bromine zuwa aniline a ƙarƙashin yanayin alkaline, sa'an nan kuma amsa shi ta hanyar motsa jiki akai-akai, kuma a ƙarshe ya bi ta matakan tacewa, wankewa da crystallization don samun samfurin da aka yi niyya.

 

Bayanin Tsaro:

2,4-Dibromoaniline wani fili ne mai ban haushi wanda zai iya haifar da fushi da ƙonewa akan hulɗa da fata da idanu. Ya kamata a sanya safofin hannu masu kariya da suka dace, tabarau, da tufafin kariya yayin aiki don guje wa shakar tururi. Ya kamata a yi amfani da shi a wuri mai kyau kuma a guje wa haɗuwa da abubuwa masu ƙonewa. Ya kamata a kula da bin ka'idodin tsaro masu dacewa yayin ajiya da sarrafawa don guje wa ƙonewa da wutar lantarki.


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