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2-Amino-5-bromo-3-nitropyridine (CAS# 6945-68-2)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C5H4BrN3O2
Molar Mass 218.01
Yawan yawa 1.9128 (ƙananan ƙididdiga)
Matsayin narkewa 205-208 ° C (lit.)
Matsayin Boling 302.9 ± 37.0 °C (An annabta)
Wurin Flash 137°C
Tashin Turi 0.000964mmHg a 25°C
Bayyanar Crystalline foda
BRN 383851
pKa 0.15± 0.49 (An annabta)
Yanayin Ajiya Ajiye a cikin duhu wuri, Inert yanayi, dakin zafin jiki
Fihirisar Refractive 1.6200 (kimantawa)
MDL Bayani na 151578

Cikakken Bayani

Tags samfurin

Lambobin haɗari R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma 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.
S37/39 - Sanya safofin hannu masu dacewa da kariya / ido
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S22 - Kada ku shaka kura.
WGK Jamus 3
HS Code 2933399
Matsayin Hazard HAUSHI

 

Gabatarwa

Yana da kwayoyin halitta. Yana da tsarin sinadarai na C5H3BrN4O2 da nauyin kwayoyin halitta na 213.01g/mol. Mai zuwa shine bayanin kaddarorin, amfani, shiri da bayanan aminci na fili:

 

Hali:

-Bayyana: Yana da rawaya zuwa orange crystal ko foda;

-Ma'anar narkewa: game da 117-120 digiri Celsius;

-Solubility: Yana da ɗan narkewa a cikin ruwa kuma yana narkewa a cikin wasu kaushi na halitta kamar su alcohols, esters da ketones.

 

Amfani:

-Hadarin ƙwayoyi: Yawancin lokaci ana amfani da shi azaman tsaka-tsaki a cikin ƙwayoyin halitta kuma ana iya amfani dashi don haɗa magunguna daban-daban, rini, magungunan kashe qwari da sauran mahadi.

 

Hanyar Shiri:

Akwai hanyoyin shirye-shirye da yawa, kuma daga cikinsu akwai mai zuwa:

1. Na farko, 3-bromo-5-nitropyridine yana amsawa tare da ammonia don samun 3-nitro-5-aminopyridine.

2. Sakamakon 3-nitro-5-aminopyridine yana amsawa tare da bromoalkane ko acetyl don samun samfurin ƙarshe.

 

Bayanin Tsaro:

Gabaɗaya yana da aminci idan aka yi amfani da shi kuma an adana shi daidai. Duk da haka, ya kamata a dauki matakan kariya masu zuwa:

-Sanya kayan kariya masu dacewa kamar safar hannu, tabarau da riguna na lab;

-A guji haduwa da fata, baki da idanu. Idan akwai lamba, kurkura nan da nan da ruwa mai yawa;

-Amfani da adana wurin a wuri mai kyau don guje wa shakar iskar gas ko ƙura;

-Kada a adana ko amfani da fili tare da abubuwa masu ƙonewa;

- Karanta a hankali kuma bi ƙa'idodin kulawar aminci da sharar gida kafin amfani ko zubar.

 

Lura cewa bayanin da aka bayar a sama don tunani ne kawai, kuma takamaiman yanayin yana buƙatar ƙarin fahimta da tabbatarwa bisa ga ainihin buƙatu.


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