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3-Bromo-5-fluoropyridine (CAS# 407-20-5)

Hantida Kiimikada:

Qaanuunka molecular C5H3BrFN
Molar Mass 175.99
Cufnaanta 1.707±0.06 g/cm3 (La saadaaliyay)
Meesha dhalaalaysa 24-28°C
Boling Point 78 °C / 11mmHg
Barta Fiishka 148°F
Uumiga Uumiga 4.45mmHg at 25°C
Muuqashada Adag ama Dheecaan Yaryar
Midabka Midab la'aan ilaa caddaan
pKa 0.45±0.20 (La saadaaliyay)
Xaalada Kaydinta Jawi aan firfircoonayn, Heer kulka qolka
Tusmada Dib-u-celinta 1.533
MDL MFCD04112555

Faahfaahinta Alaabta

Tags Product

Xeerarka Khatarta R22 - Waxyeelo leh haddii la liqo
R37/38 - Ka xanaajiso habka neefsashada iyo maqaarka.
R41 - Khatarta dhaawaca daran ee indhaha
R36/37/38 - Waxay ka xanaajisaa indhaha, habka neefsashada iyo maqaarka.
R20/21/22 - Waxyeelo xagga neefsashada, taabashada maqaarka iyo haddii la liqo.
R10 - guban kara
Sharaxaada Badbaadada S26 - Haddii ay dhacdo in indhaha la taabto, isla markiiba ku raaci biyo badan oo raadso talo caafimaad.
S39 - Xidho ilaalinta indhaha / wajiga.
S36 - Xidho dhar ilaalin ku habboon.
S16 - Ka fogow ilaha dabka.
Aqoonsiga UN-ka UN2811
WGK Germany 3
Koodhka HS 29333990
Xusuusin Khatarta Xanaaqsan
Heerka khatarta 6.1

 

Hordhac

5-Bromo-3-fluoropyridine waa unug dabiici ah. Kuwa soo socdaa waa hordhac dabeecadeeda, isticmaalkeeda, habka diyaarinta iyo macluumaadka badbaadada:

 

Tayada:

-5-Bromo-3-fluoropyridine waa mid adag oo leh qaab-dhismeedka kirismaska ​​cad ama jaalaha ah.

- Waa isku-darka organohalogen oo leh dhaqdhaqaaq kiimiko oo sarreeya.

-5-Bromo-3-fluoropyridine waa mid aan lagu milmi karin biyaha heerkulka qolka, laakiin waxay ku milmaan dareeraha organic sida ethanol iyo ethers.

 

Isticmaal:

5-Bromo-3-fluoropyridine waxaa inta badan loo isticmaalaa sida reagent muhiim ah in synthesis organic.

- Waxay leedahay beddelka elektrofiliga xooggan iyo firfircoonida, waxaana loo isticmaali karaa beddelka, isku-xidhka iyo falcelinta wareegga wareegga falcelinta isku-dhafka dabiiciga ah.

 

Habka:

-5-Bromo-3-fluoropyridine waxaa lagu soo saari karaa habab kala duwan, habka ugu caansan waa in lagu falceliyo bromofluoropyridine leh acetonitrile.

- 3-Bromopyridine sidoo kale waxaa lagu heli karaa marka ugu horeysa ee la falgalo lithium subbromide si loo soo saaro 3-bromopyridine, ka dibna ka falcelinta sodium fluoride si loo helo 5-bromo-3-fluoropyridine.

 

Macluumaadka Badbaadada:

-5-Bromo-3-fluoropyridine waa iskudhis organic ah oo khatar ah oo u baahan in si badbaado leh loogu maareeyo shaybaarka.

- Waxa laga yaabaa in ay saameyn cadho leh ku yeelato indhaha iyo maqaarka waana in la iska ilaaliyo taabashada tooska ah.

-5-Bromo-3-fluoropyridine waa in lagu kaydiyaa weel aan hawadu karin, kana fog dabka iyo heerkulka sare.

- Markaad isticmaalayso oo aad la tacaalayso, raac habraacyada hawlgalka ee badbaadada oo ku qalabaysan qalab ilaalin habboon sida galoofyada iyo muraayadaha.


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