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2-Bromo-5-chlorobenzoic acid (CAS# 21739-93-5)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C7H4BrClO2
Molar Mass 235.46
Yawan yawa 1.809± 0.06 g/cm3 (An annabta)
Matsayin narkewa 153-157 ° C
Matsayin Boling 318.8 ± 27.0 °C (An annabta)
Wurin Flash 146.6°C
Ruwan Solubility Mara narkewa a cikin ruwa
Tashin Turi 0.000148mmHg a 25°C
Bayyanar M
Launi Fari zuwa rawaya mai haske
BRN 2442261
pKa 2.48± 0.10 (An annabta)
Yanayin Ajiya Rufewa a bushe, Zazzabin ɗaki
MDL Saukewa: MFCD00013982
Abubuwan Jiki da Sinadarai farin lu'ulu'u. Matsayin narkewa 154-156 °c.

Cikakken Bayani

Tags samfurin

Lambobin haɗari R22 - Yana cutarwa idan an haɗiye shi
R50/53 - Mai guba mai guba ga halittun ruwa, na iya haifar da illa na dogon lokaci a cikin yanayin ruwa.
Bayanin Tsaro S60 - Wannan abu da kwandonsa dole ne a zubar da shi azaman shara mai haɗari.
S61 - Guji saki zuwa yanayi. Koma zuwa umarni na musamman / takaddun bayanan aminci.
ID na UN UN 2811 6.1/PG 3
WGK Jamus 3
HS Code 29163990
Bayanin Hazard Haushi
Matsayin Hazard 6.1
Rukunin tattarawa III

 

Gabatarwa

2-Bromo-5-chlorobenzoic acid wani abu ne na halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na fili:

 

inganci:

2-Bromo-5-chlorobenzoic acid wani abu ne mai ƙarfi. Yana ɗaukar nau'in lu'ulu'u masu launin fari ko rawaya a zafin jiki. Yana da kwanciyar hankali mai kyau na thermal kuma yana iya kasancewa a tsaye a babban yanayin zafi. Filin yana da babban solubility a cikin kaushi na halitta.

 

Amfani:

2-Bromo-5-chlorobenzoic acid ana yawan amfani dashi azaman matsakaicin sinadari mai mahimmanci a cikin haɗin kwayoyin halitta.

 

Hanya:

2-Bromo-5-chlorobenzoic acid yawanci ana shirya shi ta hanyar bromination da chlorination na benzoic acid. Benzoic acid ya fara amsawa da bromine da sulfurous acid don samar da bromine benzoate, sannan ya amsa da ferric chloride don samun 2-bromo-5-chlorobenzoic acid.

 

Bayanin Tsaro:

2-Bromo-5-chlorobenzoic acid wani abu ne na halitta wanda zai iya haifar da haɗari ga mutane da muhalli. Fitarwa zuwa ko shakar fili na iya haifar da haushin idanu, fata, da hanyoyin numfashi. Yakamata a sanya kayan kariya da suka dace kamar safar hannu, garkuwar fuska, da kayan kariya masu kariya lokacin aiki. Ya kamata a yi amfani da shi kuma a adana shi a wuri mai kyau, nesa da wuta kuma daga oxidants. Duk wani lamba ko shigar bazata ya kamata a kula da shi nan take kuma a sami shawarar likita. Ya kamata a bi ingantattun hanyoyin aiki na aminci lokacin sarrafa wannan fili.


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