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samfur

3 5-Dibromo-2-pyridylamine (CAS# 35486-42-1)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C5H4Br2N2
Molar Mass 251.91
Yawan yawa 2.147± 0.06 g/cm3 (An annabta)
Matsayin narkewa 104-105 ° C (lit.)
Matsayin Boling 253.9 ± 35.0 °C (An annabta)
Wurin Flash 107.3 ° C
Tashin Turi 0.0178mmHg a 25°C
Bayyanar Yellow foda
BRN 119390
pKa 1.89± 0.49 (An annabta)
Yanayin Ajiya Ajiye a cikin duhu wuri, Inert yanayi, dakin zafin jiki
MDL Saukewa: MFCD00038041

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.
S37/39 - Sanya safofin hannu masu dacewa da kariya / ido
S36 - Sanya tufafin kariya masu dacewa.
WGK Jamus 3
HS Code Farashin 2933990
Matsayin Hazard HAUSHI

 

Gabatarwa

2-Amino-3,5-dibromopyridine wani nau'in halitta ne tare da tsarin sinadaran C5H3Br2N. Yana da wani farin crystalline m, mai narkewa a cikin wasu kwayoyin kaushi kamar ethers da alcohols.

 

Ana amfani da wannan fili sau da yawa azaman tsaka-tsaki a cikin haɗin kwayoyin halitta. Ana iya amfani da shi don shirya nau'ikan pyridine daban-daban da sauran mahadi. Yana da wasu aikace-aikace a fagen magani, kamar haɗakar wasu magungunan ƙwayoyin cuta da ƙwayoyin cuta.

 

Akwai hanyoyi da yawa don shirya 2-Amino-3,5-dibromopyridine. Wata hanyar gama gari ita ce amsa 3,5-dibromopyridine tare da ammonia a ƙarƙashin yanayin asali.

 

Game da bayanin aminci, 2-Amino-3,5-dibromopyridine wani fili ne na kwayoyin halitta tare da wani matakin haɗari. Yana iya zama mai ban haushi ga fata, idanu da numfashi, don haka ya kamata a dauki matakan kariya yayin aiki, kamar sanya gilashin kariya, safar hannu da na numfashi. Bugu da kari, ya kamata a kula da fili a cikin yanayin dakin gwaje-gwaje mai isasshen iska kuma a sarrafa shi da adana shi yadda ya kamata. Don ƙarin cikakkun bayanai na aminci, da fatan za a koma zuwa takardar bayanan aminci mai dacewa.


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