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ibicuruzwa

4-Bromo-2-methylpyridine (CAS # 22282-99-1)

Umutungo wa Shimi:

Inzira ya molekulari C6H6BrN
Misa 172.02
Ubucucike 1.450 g / mL kuri 25 ° C.
Ingingo ya Boling 76 ° C / 14mmHg
Flash point 174 ° F.
Amazi meza Ntibisanzwe hamwe na dichloromethane. Ntibishoboka n'amazi.
Gukemura Dichloromethane
Umwuka 0.581mmHg kuri 25 ° C.
Kugaragara Amazi Yumuhondo
pKa 4.38 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko munsi ya gaze ya inert (azote cyangwa Argon) kuri 2-8 ° C.
Ironderero n 20 / D 1.556
Ibintu bifatika na shimi ubucucike: 1.450
indangantego: 1.556
flash point: 174 ° F.

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R22 - Byangiza niba byamizwe
R37 / 38 - Kurakaza sisitemu yubuhumekero nuruhu.
R41 - Ibyago byo kwangirika cyane kumaso
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R20 / 21/22 - Byangiza muguhumeka, guhura nuruhu kandi niba byamizwe.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 / 39 -
S36 - Kwambara imyenda ikingira.
Indangamuntu ya Loni NA 1993 / PGIII
WGK Ubudage 3
Kode ya HS 29333990
Icyiciro cya Hazard IRRITANT

 

Intangiriro

2-Methyl-4-bromopyridine ni ifumbire mvaruganda. Ibikurikira nintangiriro kumiterere, imikoreshereze, uburyo bwo gutegura namakuru yumutekano ya 2-methyl-4-bromopyridine:

 

Ubwiza:

- 2-Methyl-4-bromopyridine ni ibara ritagira ibara ryijimye.

- 2-Methyl-4-bromopyridine hafi ya yose idashonga mumazi ariko igashonga mumashanyarazi.

 

Koresha:

- 2-Methyl-4-bromopyridine irashobora gukoreshwa nkibikoresho fatizo na reagent muri synthesis organique.

 

Uburyo:

- 2-Methyl-4-bromopyridine irashobora kuboneka mugukora methanol 2-methyl-4-pyridine hamwe na fosifore tribromide.

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Amakuru yumutekano:

- 2-Methyl-4-bromopyridine irashobora gutera uburakari bw'amaso, uruhu, n'inzira z'ubuhumekero kandi bigomba kwirindwa iyo bikoreshejwe.

- Kwambara inkweto zirinda amaso, gants no kurinda ubuhumekero mugihe ukoresheje.

- Nibintu bifite uburozi kandi bigomba kubikwa neza kandi bikabikwa kure y’umuriro n’ibikoresho bya okiside.

- Niba 2-methyl-4-bromopyridine ihumeka cyangwa yinjiye, hita witabaza muganga.


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