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2-Fluoro-5-bromo-3-methylpyridine (CAS# 29312-98-9)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C6H5BrFN
Molar Mass 190.01
Yawan yawa 1.6 g/cm
Matsayin narkewa 60-63 ° C
Matsayin Boling 205.4 ± 35.0 °C (An annabta)
Wurin Flash 78°C
Solubility mai narkewa a cikin methanol
Tashin Turi 0.358mmHg a 25°C
Bayyanar foda zuwa crystal
Launi Fari zuwa Haske rawaya zuwa Lemu mai haske
pKa -2.50± 0.20 (An annabta)
Yanayin Ajiya Ajiye a cikin duhu wuri, Inert yanayi, dakin zafin jiki
Fihirisar Refractive 1.529
Abubuwan Jiki da Sinadarai Yawan yawa: 1.6

Cikakken Bayani

Tags samfurin

Lambobin haɗari R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi.
R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
R41 - Hadarin mummunan lalacewa ga idanu
R37 / 38 - Haushi ga tsarin numfashi da fata.
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 - Sanya tufafin kariya masu dacewa.
S39 – Sa ido/kariyar fuska.
S37 - Sanya safofin hannu masu dacewa.
HS Code 29339900
Matsayin Hazard HAUSHI

 

Gabatarwa

Abu ne na halitta tare da dabarar sinadarai C7H6BrFN.

 

Hali:

-Bayyana: Ruwa mara launi zuwa haske rawaya

-Mai narkewa:-3 ℃

-Tafasa: 204-205 ℃

- Yawan: 1.518g/cm³

-Solubility: Dan kadan mai narkewa a cikin ruwa, mai narkewa a cikin mafi yawan kaushi na kwayoyin halitta

 

Amfani:

Ana amfani dashi da yawa a cikin haɗin gwiwar kwayoyin halitta azaman matsakaici mai mahimmanci. Ana iya amfani da shi don haɗa magunguna, magungunan kashe qwari da sauran mahadi.

 

Hanya:

Hanyar shiri ita ce kamar haka:

1. By 2-fluoropyridine da wani adadin methyl bromide a gaban oxidant chlorine ko carbon peroxide dauki.

2. An shirya shi ta hanyar amsawar 2-bromo-5-fluoropyridine da methyl lithium.

 

Bayanin Tsaro:

Yana iya zama mai ban haushi da lalata ga jikin mutum, don haka kana buƙatar kula da matakan tsaro lokacin amfani da shi, ciki har da safofin hannu masu kariya, tabarau da tufafi masu kariya. Ka guji shakar tururinsa ko saduwa da fata da idanu. Idan an shaka ko aka fallasa wurin, a wanke wurin da abin ya shafa nan da nan kuma nemi taimakon likita idan ya cancanta.


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