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ibicuruzwa

2-Bromo-5-chloropyridine (CAS # 40473-01-6)

Umutungo wa Shimi:

Inzira ya molekulari C5H3BrClN
Misa 192.44
Ubucucike 1.736 ± 0.06 g / cm3 (Biteganijwe)
Ingingo yo gushonga 65-69 ° C.
Ingingo ya Boling 128 ° C / 16mmHg
Flash point 82 ° C.
Amazi meza Gushonga buhoro mumazi.
Umwuka 0.257mmHg kuri 25 ° C.
Kugaragara Ifu yera
Ibara Beige kugeza umuhondo-umukara
pKa -1.49 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko Komeza ahantu hijimye, Gufunzwe byumye, Ubushyuhe bwicyumba
Ironderero 1.581
MDL MFCD00234006

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R20 / 22 - Byangiza muguhumeka kandi niba byamizwe.
R20 / 2236/37/38 -
R20 / 21/22 - Byangiza muguhumeka, guhura nuruhu kandi niba byamizwe.
Ibisobanuro byumutekano S36 / 37/39 - Wambare imyenda ikingira, uturindantoki no kurinda amaso / mu maso.
S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S22 - Ntugahumeke umukungugu.
S22 26 36/37/39 -
S36 - Kwambara imyenda ikingira.
Indangamuntu ya Loni Ubukonje, bwumutse, bufunze cyane
Kode ya HS 29339900
Icyiciro cya Hazard IRRITANT

 

Intangiriro

2-Bromo-5-chloropyridine ni ifumbire mvaruganda, ibikurikira ni intangiriro kumitungo imwe n'imwe, ikoreshwa, uburyo bwo gutegura hamwe namakuru yumutekano ya 2-bromo-5-chloropyridine:

 

Ubwiza:

1. Kugaragara: 2-bromo-5-chloropyridine ni ibara ritagira ibara ryijimye.

3. Gukemura: 2-bromo-5-chloropyridine ifite imbaraga zo gukemura neza mumashanyarazi asanzwe, nka Ethanol, acetone na dimethyl thionite ether.

 

Koresha:

1. Imiti yimiti: 2-bromo-5-chloropyridine ikoreshwa nka reagent muri synthesis.

2. Abahuza imiti yica udukoko: Irakoreshwa kandi muguhuza abahuza imiti yica udukoko nkibikoresho fatizo byica udukoko cyangwa ibyatsi.

 

Uburyo:

Gutegura 2-bromo-5-chloropyridine irashobora kuboneka mugihe reaction ya 2-chloropyridine hamwe na aside hydrobromic. Intambwe zihariye zirimo gushonga 2-chloropyridine muri cyclohexane ya anhydrous, kongeramo aside hydrobromic, gushyushya reaction no gukurura, nyuma yo kubyitwaramo birangiye, icyiciro kama kivamo gitandukanijwe namazi hamwe nigisubizo cya sodium ya chloride, kandi ibicuruzwa bigamije kwezwa no kumisha. kuvura no kubitandukanya.

 

Amakuru yumutekano:

1.

2. Irinde guhura nuruhu n'amaso.

3. Iyo ukoresheje no kubika, igomba kubikwa kure yumuriro nubushyuhe.

4. Ibihe byiza byo guhumeka bigomba kubungabungwa mugihe gikora.

5. Nyamuneka nyamuneka ukurikize byimazeyo inzira z'umutekano kandi ukoreshe ibikoresho birinda umuntu.


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